diff options
| author | Jeff Garzik <jeff@garzik.org> | 2006-03-11 13:35:31 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-03-11 13:35:31 -0500 |
| commit | 749dfc70554f2c9e6624ac843d66571265ed9338 (patch) | |
| tree | bf591255b3f158222f90852d53c4279e6e7e9ced | |
| parent | 74f5ec29ae93aa42c49f4285c20c457afe937881 (diff) | |
| parent | 0992a5d029181421877a716eaf99145828ff7eae (diff) | |
Merge branch 'upstream-fixes'
231 files changed, 1550 insertions, 1036 deletions
@@ -3643,11 +3643,9 @@ S: Cambridge. CB1 7EG S: England N: Chris Wright -E: chrisw@osdl.org +E: chrisw@sous-sol.org D: hacking on LSM framework and security modules. -S: c/o OSDL -S: 12725 SW Millikan Way, Suite 400 -S: Beaverton, OR 97005 +S: Portland, OR S: USA N: Michal Wronski diff --git a/Documentation/dvb/bt8xx.txt b/Documentation/dvb/bt8xx.txt index df6c05453cb..52ed462061d 100644 --- a/Documentation/dvb/bt8xx.txt +++ b/Documentation/dvb/bt8xx.txt @@ -111,4 +111,8 @@ source: linux/Documentation/video4linux/CARDLIST.bttv If you have problems with this please do ask on the mailing list. -- -Authors: Richard Walker, Jamie Honan, Michael Hunold, Manu Abraham +Authors: Richard Walker, + Jamie Honan, + Michael Hunold, + Manu Abraham, + Michael Krufky diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 975e14e150a..28a31c5e228 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -187,3 +187,12 @@ Why: These events are not correct, and do not properly let userspace know when a file system has been mounted or unmounted. Userspace should poll the /proc/mounts file instead to detect this properly. Who: Greg Kroah-Hartman <gregkh@suse.de> + +--------------------------- + +What: Support for NEC DDB5074 and DDB5476 evaluation boards. +When: June 2006 +Why: Board specific code doesn't build anymore since ~2.6.0 and no + users have complained indicating there is no more need for these + boards. This should really be considered a last call. +Who: Ralf Baechle <ralf@linux-mips.org> diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 75205391b33..fc99075e0af 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -335,6 +335,12 @@ running once the system is up. timesource is not avalible, it defaults to PIT. Format: { pit | tsc | cyclone | pmtmr } + disable_8254_timer + enable_8254_timer + [IA32/X86_64] Disable/Enable interrupt 0 timer routing + over the 8254 in addition to over the IO-APIC. The + kernel tries to set a sensible default. + hpet= [IA-32,HPET] option to disable HPET and use PIT. Format: disable @@ -1284,6 +1290,19 @@ running once the system is up. New name for the ramdisk parameter. See Documentation/ramdisk.txt. + rcu.blimit= [KNL,BOOT] Set maximum number of finished + RCU callbacks to process in one batch. + + rcu.qhimark= [KNL,BOOT] Set threshold of queued + RCU callbacks over which batch limiting is disabled. + + rcu.qlowmark= [KNL,BOOT] Set threshold of queued + RCU callbacks below which batch limiting is re-enabled. + + rcu.rsinterval= [KNL,BOOT,SMP] Set the number of additional + RCU callbacks to queued before forcing reschedule + on all cpus. + rdinit= [KNL] Format: <full_path> Run specified binary instead of /init from the ramdisk, diff --git a/Documentation/video4linux/CARDLIST.saa7134 b/Documentation/video4linux/CARDLIST.saa7134 index 8a352597830..da4fb890165 100644 --- a/Documentation/video4linux/CARDLIST.saa7134 +++ b/Documentation/video4linux/CARDLIST.saa7134 @@ -13,7 +13,7 @@ 12 -> Medion 7134 [16be:0003] 13 -> Typhoon TV+Radio 90031 14 -> ELSA EX-VISION 300TV [1048:226b] - 15 -> ELSA EX-VISION 500TV [1048:226b] + 15 -> ELSA EX-VISION 500TV [1048:226a] 16 -> ASUS TV-FM 7134 [1043:4842,1043:4830,1043:4840] 17 -> AOPEN VA1000 POWER [1131:7133] 18 -> BMK MPEX No Tuner @@ -75,7 +75,7 @@ 74 -> LifeView FlyTV Platinum Mini2 [14c0:1212] 75 -> AVerMedia AVerTVHD MCE A180 [1461:1044] 76 -> SKNet MonsterTV Mobile [1131:4ee9] - 77 -> Pinnacle PCTV 110i (saa7133) [11bd:002e] + 77 -> Pinnacle PCTV 40i/50i/110i (saa7133) [11bd:002e] 78 -> ASUSTeK P7131 Dual [1043:4862] 79 -> Sedna/MuchTV PC TV Cardbus TV/Radio (ITO25 Rev:2B) 80 -> ASUS Digimatrix TV [1043:0210] diff --git a/MAINTAINERS b/MAINTAINERS index 9c592aa0280..3d7d30dc543 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -838,7 +838,6 @@ S: Maintained DVB SUBSYSTEM AND DRIVERS P: LinuxTV.org Project -M: mchehab@infradead.org M: v4l-dvb-maintainer@linuxtv.org L: linux-dvb@linuxtv.org (subscription required) W: http://linuxtv.org/ @@ -1632,8 +1631,8 @@ S: Supported LINUX SECURITY MODULE (LSM) FRAMEWORK P: Chris Wright -M: chrisw@osdl.org -L: linux-security-module@wirex.com +M: chrisw@sous-sol.org +L: linux-security-module@vger.kernel.org W: http://lsm.immunix.org T: git kernel.org:/pub/scm/linux/kernel/git/chrisw/lsm-2.6.git S: Supported @@ -905,7 +905,7 @@ define filechk_version.h ) endef -include/linux/version.h: $(srctree)/Makefile .config FORCE +include/linux/version.h: $(srctree)/Makefile .config .kernelrelease FORCE $(call filechk,version.h) # --------------------------------------------------------------------------- diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c index 9006063e736..da677f829f7 100644 --- a/arch/alpha/kernel/irq.c +++ b/arch/alpha/kernel/irq.c @@ -151,8 +151,13 @@ handle_irq(int irq, struct pt_regs * regs) } irq_enter(); + /* + * __do_IRQ() must be called with IPL_MAX. Note that we do not + * explicitly enable interrupts afterwards - some MILO PALcode + * (namely LX164 one) seems to have severe problems with RTI + * at IPL 0. + */ local_irq_disable(); __do_IRQ(irq, regs); - local_irq_enable(); irq_exit(); } diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 15dc1a0dffb..9f80fa502f8 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -78,7 +78,7 @@ menu "System Type" choice prompt "ARM system type" - default ARCH_RPC + default ARCH_VERSATILE config ARCH_CLPS7500 bool "Cirrus-CL-PS7500FE" diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index d7d932c0286..d6bd435a685 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -422,12 +422,14 @@ static int timer_dyn_tick_disable(void) void timer_dyn_reprogram(void) { struct dyn_tick_timer *dyn_tick = system_timer->dyn_tick; + unsigned long next, seq; - if (dyn_tick) { - write_seqlock(&xtime_lock); - if (dyn_tick->state & DYN_TICK_ENABLED) + if (dyn_tick && (dyn_tick->state & DYN_TICK_ENABLED)) { + next = next_timer_interrupt(); + do { + seq = read_seqbegin(&xtime_lock); dyn_tick->reprogram(next_timer_interrupt() - jiffies); - write_sequnlock(&xtime_lock); + } while (read_seqretry(&xtime_lock, seq)); } } diff --git a/arch/arm/mach-ixp4xx/nas100d-power.c b/arch/arm/mach-ixp4xx/nas100d-power.c index 2bec69bfa71..99d333d7ebd 100644 --- a/arch/arm/mach-ixp4xx/nas100d-power.c +++ b/arch/arm/mach-ixp4xx/nas100d-power.c @@ -56,6 +56,9 @@ static int __init nas100d_power_init(void) static void __exit nas100d_power_exit(void) { + if (!(machine_is_nas100d())) + return; + free_irq(NAS100D_RB_IRQ, NULL); } diff --git a/arch/arm/mm/tlb-v6.S b/arch/arm/mm/tlb-v6.S index 6f76b89ef46..fd6adde3909 100644 --- a/arch/arm/mm/tlb-v6.S +++ b/arch/arm/mm/tlb-v6.S @@ -80,6 +80,7 @@ ENTRY(v6wbi_flush_kern_tlb_range) add r0, r0, #PAGE_SZ cmp r0, r1 blo 1b + mcr p15, 0, r2, c7, c10, 4 @ data synchronization barrier mov pc, lr .section ".text.init", #alloc, #execinstr diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c index ed79ae20e88..dd344f112cf 100644 --- a/arch/h8300/kernel/process.c +++ b/arch/h8300/kernel/process.c @@ -45,6 +45,9 @@ #include <asm/setup.h> #include <asm/pgtable.h> +void (*pm_power_off)(void) = NULL; +EXPORT_SYMBOL(pm_power_off); + asmlinkage void ret_from_fork(void); /* diff --git a/arch/i386/kernel/Makefile b/arch/i386/kernel/Makefile index 53bb9a79e27..65656c033d7 100644 --- a/arch/i386/kernel/Makefile +++ b/arch/i386/kernel/Makefile @@ -11,7 +11,7 @@ obj-y := process.o semaphore.o signal.o entry.o traps.o irq.o \ obj-y += cpu/ obj-y += timers/ -obj-$(CONFIG_ACPI) += acpi/ +obj-y += acpi/ obj-$(CONFIG_X86_BIOS_REBOOT) += reboot.o obj-$(CONFIG_MCA) += mca.o obj-$(CONFIG_X86_MSR) += msr.o diff --git a/arch/i386/kernel/acpi/Makefile b/arch/i386/kernel/acpi/Makefile index d51c7313cae..7e9ac99354f 100644 --- a/arch/i386/kernel/acpi/Makefile +++ b/arch/i386/kernel/acpi/Makefile @@ -1,4 +1,4 @@ -obj-y := boot.o +obj-$(CONFIG_ACPI) += boot.o obj-$(CONFIG_X86_IO_APIC) += earlyquirk.o obj-$(CONFIG_ACPI_SLEEP) += sleep.o wakeup.o diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c index 79577f0ace9..f1a21945963 100644 --- a/arch/i386/kernel/acpi/boot.c +++ b/arch/i386/kernel/acpi/boot.c @@ -1111,9 +1111,6 @@ int __init acpi_boot_table_init(void) disable_acpi(); return error; } -#ifdef __i386__ - check_acpi_pci(); -#endif acpi_table_parse(ACPI_BOOT, acpi_parse_sbf); diff --git a/arch/i386/kernel/acpi/earlyquirk.c b/arch/i386/kernel/acpi/earlyquirk.c index f1b9d2a46da..2e3b643a4dc 100644 --- a/arch/i386/kernel/acpi/earlyquirk.c +++ b/arch/i386/kernel/acpi/earlyquirk.c @@ -7,14 +7,22 @@ #include <linux/pci.h> #include <asm/pci-direct.h> #include <asm/acpi.h> +#include <asm/apic.h> static int __init check_bridge(int vendor, int device) { +#ifdef CONFIG_ACPI /* According to Nvidia all timer overrides are bogus. Just ignore them all. */ if (vendor == PCI_VENDOR_ID_NVIDIA) { acpi_skip_timer_override = 1; } +#endif + if (vendor == PCI_VENDOR_ID_ATI && timer_over_8254 == 1) { + timer_over_8254 = 0; + printk(KERN_INFO "ATI board detected. Disabling timer routing " + "over 8254.\n"); + } return 0; } diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c index 4ecd4b326de..e6bd095ae10 100644 --- a/arch/i386/kernel/cpu/common.c +++ b/arch/i386/kernel/cpu/common.c @@ -278,10 +278,10 @@ void __devinit generic_identify(struct cpuinfo_x86 * c) c->x86_capability[4] = excap; c->x86 = (tfms >> 8) & 15; c->x86_model = (tfms >> 4) & 15; - if (c->x86 == 0xf) { + if (c->x86 == 0xf) c->x86 += (tfms >> 20) & 0xff; + if (c->x86 >= 0x6) c->x86_model += ((tfms >> 16) & 0xF) << 4; - } c->x86_mask = tfms & 15; } else { /* Have CPUID level 0 only - unheard of */ diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c index e3e42fd6240..c9cad7ba0d2 100644 --- a/arch/i386/kernel/efi.c +++ b/arch/i386/kernel/efi.c @@ -70,10 +70,13 @@ static void efi_call_phys_prelog(void) { unsigned long cr4; unsigned long temp; + struct Xgt_desc_struct *cpu_gdt_descr; spin_lock(&efi_rt_lock); local_irq_save(efi_rt_eflags); + cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0); + /* * If I don't have PSE, I should just duplicate two entries in page * directory. If I have PSE, I just need to duplicate one entry in @@ -103,18 +106,17 @@ static void efi_call_phys_prelog(void) */ local_flush_tlb(); - per_cpu(cpu_gdt_descr, 0).address = - __pa(per_cpu(cpu_gdt_descr, 0).address); - load_gdt((struct Xgt_desc_struct *)__pa(&per_cpu(cpu_gdt_descr, 0))); + cpu_gdt_descr->address = __pa(cpu_gdt_descr->address); + load_gdt(cpu_gdt_descr); } static void efi_call_phys_epilog(void) { unsigned long cr4; + struct Xgt_desc_struct *cpu_gdt_descr = &per_cpu(cpu_gdt_descr, 0); - per_cpu(cpu_gdt_descr, 0).address = - (unsigned long)__va(per_cpu(cpu_gdt_descr, 0).address); - load_gdt((struct Xgt_desc_struct *)__va(&per_cpu(cpu_gdt_descr, 0))); + cpu_gdt_descr->address = __va(cpu_gdt_descr->address); + load_gdt(cpu_gdt_descr); cr4 = read_cr4(); diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index 235822b3f41..39d9a5fa907 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -51,6 +51,8 @@ static struct { int pin, apic; } ioapic_i8259 = { -1, -1 }; static DEFINE_SPINLOCK(ioapic_lock); +int timer_over_8254 __initdata = 1; + /* * Is the SiS APIC rmw bug present ? * -1 = don't know, 0 = no, 1 = yes @@ -2267,7 +2269,8 @@ static inline void check_timer(void) apic_write_around(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); timer_ack = 1; - enable_8259A_irq(0); + if (timer_over_8254 > 0) + enable_8259A_irq(0); pin1 = find_isa_irq_pin(0, mp_INT); apic1 = find_isa_irq_apic(0, mp_INT); @@ -2392,6 +2395,20 @@ void __init setup_IO_APIC(void) print_IO_APIC(); } +static int __init setup_disable_8254_timer(char *s) +{ + timer_over_8254 = -1; + return 1; +} +static int __init setup_enable_8254_timer(char *s) +{ + timer_over_8254 = 2; + return 1; +} + +__setup("disable_8254_timer", setup_disable_8254_timer); +__setup("enable_8254_timer", setup_enable_8254_timer); + /* * Called after all the initialization is done. If we didnt find any * APIC bugs then we can allow the modify fast path diff --git a/arch/i386/kernel/machine_kexec.c b/arch/i386/kernel/machine_kexec.c index a912fed4848..f73d7374a2b 100644 --- a/arch/i386/kernel/machine_kexec.c +++ b/arch/i386/kernel/machine_kexec.c @@ -116,13 +116,13 @@ static void load_segments(void) __asm__ __volatile__ ( "\tljmp $"STR(__KERNEL_CS)",$1f\n" "\t1:\n" - "\tmovl $"STR(__KERNEL_DS)",%eax\n" - "\tmovl %eax,%ds\n" - "\tmovl %eax,%es\n" - "\tmovl %eax,%fs\n" - "\tmovl %eax,%gs\n" - "\tmovl %eax,%ss\n" - ); + "\tmovl $"STR(__KERNEL_DS)",%%eax\n" + "\tmovl %%eax,%%ds\n" + "\tmovl %%eax,%%es\n" + "\tmovl %%eax,%%fs\n" + "\tmovl %%eax,%%gs\n" + "\tmovl %%eax,%%ss\n" + ::: "eax", "memory"); #undef STR #undef __STR } diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c index 63f39a7e2c9..be87c5e2ee9 100644 --- a/arch/i386/kernel/nmi.c +++ b/arch/i386/kernel/nmi.c @@ -357,7 +357,7 @@ static void clear_msr_range(unsigned int base, unsigned int n) wrmsr(base+i, 0, 0); } -static inline void write_watchdog_counter(const char *descr) +static void write_watchdog_counter(const char *descr) { u64 count = (u64)cpu_khz * 1000; @@ -544,7 +544,7 @@ void nmi_watchdog_tick (struct pt_regs * regs) * die_nmi will return ONLY if NOTIFY_STOP happens.. */ die_nmi(regs, "NMI Watchdog detected LOCKUP"); - + } else { last_irq_sums[cpu] = sum; alert_counter[cpu] = 0; } diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c index 51e513b4f72..ab62a9f4701 100644 --- a/arch/i386/kernel/setup.c +++ b/arch/i386/kernel/setup.c @@ -1599,6 +1599,10 @@ void __init setup_arch(char **cmdline_p) if (efi_enabled) efi_map_memmap(); +#ifdef CONFIG_X86_IO_APIC + check_acpi_pci(); /* Checks more than just ACPI actually */ +#endif + #ifdef CONFIG_ACPI /* * Parse the ACPI tables for possible boot-time SMP configuration. diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c index a14d594bfbe..9d307475985 100644 --- a/arch/i386/kernel/time.c +++ b/arch/i386/kernel/time.c @@ -412,9 +412,9 @@ static int timer_resume(struct sys_device *dev) write_seqlock_irqsave(&xtime_lock, flags); xtime.tv_sec = sec; xtime.tv_nsec = 0; - write_sequnlock_irqrestore(&xtime_lock, flags); - jiffies += sleep_length; + jiffies_64 += sleep_length; wall_jiffies += sleep_length; + write_sequnlock_irqrestore(&xtime_lock, flags); if (last_timer->resume) last_timer->resume(); cur_timer = last_timer; diff --git a/arch/ia64/configs/gensparse_defconfig b/arch/ia64/configs/gensparse_defconfig index 184678fe783..744fd2f79f6 100644 --- a/arch/ia64/configs/gensparse_defconfig +++ b/arch/ia64/configs/gensparse_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # Linux kernel version: 2.6.16-rc5 -# Mon Feb 27 16:15:43 2006 +# Thu Mar 2 16:39:10 2006 # # @@ -312,7 +312,13 @@ CONFIG_FW_LOADER=m # # Plug and Play support # -# CONFIG_PNP is not set +CONFIG_PNP=y +# CONFIG_PNP_DEBUG is not set + +# +# Protocols +# +CONFIG_PNPACPI=y # # Block devices @@ -357,6 +363,7 @@ CONFIG_BLK_DEV_IDESCSI=m # IDE chipset support/bugfixes # CONFIG_IDE_GENERIC=y +# CONFIG_BLK_DEV_IDEPNP is not set CONFIG_BLK_DEV_IDEPCI=y # CONFIG_IDEPCI_SHARE_IRQ is not set # CONFIG_BLK_DEV_OFFBOARD is not set @@ -525,6 +532,7 @@ CONFIG_DUMMY=m # CONFIG_BONDING is not set # CONFIG_EQUALIZER is not set # CONFIG_TUN is not set +# CONFIG_NET_SB1000 is not set # # ARCnet devices diff --git a/arch/ia64/kernel/cyclone.c b/arch/ia64/kernel/cyclone.c index 6ade3790ce0..e00b21514f7 100644 --- a/arch/ia64/kernel/cyclone.c +++ b/arch/ia64/kernel/cyclone.c @@ -36,7 +36,7 @@ int __init init_cyclone_clock(void) u32* volatile cyclone_timer; /* Cyclone MPMC0 register */ if (!use_cyclone) - return -ENODEV; + return 0; printk(KERN_INFO "Summit chipset: Starting Cyclone Counter.\n"); diff --git a/arch/ia64/kernel/ivt.S b/arch/ia64/kernel/ivt.S index 9f80569a32b..dcd906fe574 100644 --- a/arch/ia64/kernel/ivt.S +++ b/arch/ia64/kernel/ivt.S @@ -561,11 +561,12 @@ ENTRY(dirty_bit) ;; // avoid RAW on r18 mov ar.ccv=r18 // set compare value for cmpxchg or r25=_PAGE_D|_PAGE_A,r18 // set the dirty and accessed bits + tbit.z p7,p6 = r18,_PAGE_P_BIT // Check present bit ;; - cmpxchg8.acq r26=[r17],r25,ar.ccv +(p6) cmpxchg8.acq r26=[r17],r25,ar.ccv // Only update if page is present mov r24=PAGE_SHIFT<<2 ;; - cmp.eq p6,p7=r26,r18 +(p6) cmp.eq p6,p7=r26,r18 // Only compare if page is present ;; (p6) itc.d r25 // install updated PTE ;; @@ -626,11 +627,12 @@ ENTRY(iaccess_bit) ;; mov ar.ccv=r18 // set compare value for cmpxchg or r25=_PAGE_A,r18 // set the accessed bit + tbit.z p7,p6 = r18,_PAGE_P_BIT // Check present bit ;; - cmpxchg8.acq r26=[r17],r25,ar.ccv +(p6) cmpxchg8.acq r26=[r17],r25,ar.ccv // Only if page present mov r24=PAGE_SHIFT<<2 ;; - cmp.eq p6,p7=r26,r18 +(p6) cmp.eq p6,p7=r26,r18 // Only if page present ;; (p6) itc.i r25 // install updated PTE ;; @@ -680,11 +682,12 @@ ENTRY(daccess_bit) ;; // avoid RAW on r18 mov ar.ccv=r18 // set compare value for cmpxchg or r25=_PAGE_A,r18 // set the dirty bit + tbit.z p7,p6 = r18,_PAGE_P_BIT // Check present bit ;; - cmpxchg8.acq r26=[r17],r25,ar.ccv +(p6) cmpxchg8.acq r26=[r17],r25,ar.ccv // Only if page is present mov r24=PAGE_SHIFT<<2 ;; - cmp.eq p6,p7=r26,r18 +(p6) cmp.eq p6,p7=r26,r18 // Only if page is present ;; (p6) itc.d r25 // install updated PTE /* diff --git a/arch/ia64/kernel/mca_drv.c b/arch/ia64/kernel/mca_drv.c index 8fd93afa75a..e883d85906d 100644 --- a/arch/ia64/kernel/mca_drv.c +++ b/arch/ia64/kernel/mca_drv.c @@ -123,8 +123,9 @@ mca_page_isolate(unsigned long paddr) void mca_handler_bh(unsigned long paddr) { - printk(KERN_DEBUG "OS_MCA: process [pid: %d](%s) encounters MCA.\n", - current->pid, current->comm); + printk(KERN_ERR + "OS_MCA: process [pid: %d](%s) encounters MCA (paddr=%lx)\n", + current->pid, current->comm, paddr); spin_lock(&mca_bh_lock); switch (mca_page_isolate(paddr)) { @@ -132,7 +133,7 @@ mca_handler_bh(unsigned long paddr) printk(KERN_DEBUG "Page isolation: ( %lx ) success.\n", paddr); break; case ISOLATE_NG: - printk(KERN_DEBUG "Page isolation: ( %lx ) failure.\n", paddr); + printk(KERN_CRIT "Page isolation: ( %lx ) failure.\n", paddr); break; default: break; @@ -567,10 +568,15 @@ recover_from_processor_error(int platform, slidx_table_t *slidx, return 0; /* - * If there is no bus error, record is weird but we need not to recover. + * The cache check and bus check bits have four possible states + * cc bc + * 0 0 Weird record, not recovered + * 1 0 Cache error, not recovered + * 0 1 I/O error, attempt recovery + * 1 1 Memory error, attempt recovery */ if (psp->bc == 0 || pbci == NULL) - return 1; + return 0; /* * Sorry, we cannot handle so many. diff --git a/arch/ia64/sn/kernel/sn2/sn2_smp.c b/arch/ia64/sn/kernel/sn2/sn2_smp.c index 24eefb2fc55..b2e1e746b47 100644 --- a/arch/ia64/sn/kernel/sn2/sn2_smp.c +++ b/arch/ia64/sn/kernel/sn2/sn2_smp.c @@ -446,7 +446,7 @@ static struct proc_dir_entry *proc_sn2_ptc; static int __init sn2_ptc_init(void) { if (!ia64_platform_is("sn2")) - return -ENOSYS; + return 0; if (!(proc_sn2_ptc = create_proc_entry(PTC_BASENAME, 0444, NULL))) { printk(KERN_ERR "unable to create %s proc entry", PTC_BASENAME); diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c index 8a56f8b5ffa..99cb28e7429 100644 --- a/arch/ia64/sn/kernel/tiocx.c +++ b/arch/ia64/sn/kernel/tiocx.c @@ -484,7 +484,7 @@ static int __init tiocx_init(void) int found_tiocx_device = 0; if (!ia64_platform_is("sn2")) - return -ENODEV; + return 0; bus_register(&tiocx_bus_type); diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 767de847b4a..3a0f89d2c8d 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1053,6 +1053,7 @@ config CPU_MIPS32_R1 depends on SYS_HAS_CPU_MIPS32_R1 select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 1 or later of the MIPS32 architecture. Most modern embedded systems with a 32-bit @@ -1069,6 +1070,7 @@ config CPU_MIPS32_R2 depends on SYS_HAS_CPU_MIPS32_R2 select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 2 or later of the MIPS32 architecture. Most modern embedded systems with a 32-bit @@ -1082,6 +1084,7 @@ config CPU_MIPS64_R1 select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 1 or later of the MIPS64 architecture. Many modern embedded systems with a 64-bit @@ -1099,6 +1102,7 @@ config CPU_MIPS64_R2 select CPU_HAS_PREFETCH select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM help Choose this option to build a kernel for release 2 or later of the MIPS64 architecture. Many modern embedded systems with a 64-bit diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 38c0f3360d5..fe9da16f3a4 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -95,6 +95,7 @@ endif # crossformat linking we rely on the elf2ecoff tool for format conversion. # cflags-y += -G 0 -mno-abicalls -fno-pic -pipe +cflags-y += -msoft-float LDFLAGS_vmlinux += -G 0 -static -n -nostdlib MODFLAGS += -mlong-calls diff --git a/arch/mips/arc/arc_con.c b/arch/mips/arc/arc_con.c index 51785a6a732..bc32fe64f42 100644 --- a/arch/mips/arc/arc_con.c +++ b/arch/mips/arc/arc_con.c @@ -24,7 +24,7 @@ static void prom_console_write(struct console *co, const char *s, } } -static int __init prom_console_setup(struct console *co, char *options) +static int prom_console_setup(struct console *co, char *options) { return !(prom_flags & PROM_FLAG_USE_AS_CONSOLE); } diff --git a/arch/mips/kernel/irq-mv6434x.c b/arch/mips/kernel/irq-mv6434x.c index 0ac067f45cf..0613f1f36b1 100644 --- a/arch/mips/kernel/irq-mv6434x.c +++ b/arch/mips/kernel/irq-mv6434x.c @@ -11,12 +11,14 @@ #include <linux/module.h> #include <linux/interrupt.h> #include <linux/kernel.h> -#include <asm/ptrace.h> -#include <linux/sched.h> #include <linux/kernel_stat.h> +#include <linux/mv643xx.h> +#include <linux/sched.h> + +#include <asm/ptrace.h> #include <asm/io.h> #include <asm/irq.h> -#include <linux/mv643xx.h> +#include <asm/marvell.h> static unsigned int irq_base; diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index ff699dbb99f..2ad0cedf29f 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -106,6 +106,9 @@ SECTIONS .con_initcall.init : { *(.con_initcall.init) } __con_initcall_end = .; SECURITY_INIT + /* .exit.text is discarded at runtime, not link time, to deal with + references from .rodata */ + .exit.text : { *(.exit.text) } . = ALIGN(_PAGE_SIZE); __initramfs_start = .; .init.ramfs : { *(.init.ramfs) } @@ -133,7 +136,6 @@ SECTIONS /* Sections to be discarded */ /DISCARD/ : { - *(.exit.text) *(.exit.data) *(.exitcall.exit) diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 0f9485806ba..ac4f4bfaae5 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -280,69 +280,69 @@ static void __init build_insn(u32 **buf, enum opcode opc, ...) } #define I_u1u2u3(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b, unsigned int c) \ { \ build_insn(buf, insn##op, a, b, c); \ } #define I_u2u1u3(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b, unsigned int c) \ { \ build_insn(buf, insn##op, b, a, c); \ } #define I_u3u1u2(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b, unsigned int c) \ { \ build_insn(buf, insn##op, b, c, a); \ } #define I_u1u2s3(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b, signed int c) \ { \ build_insn(buf, insn##op, a, b, c); \ } #define I_u2s3u1(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ signed int b, unsigned int c) \ { \ build_insn(buf, insn##op, c, a, b); \ } #define I_u2u1s3(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b, signed int c) \ { \ build_insn(buf, insn##op, b, a, c); \ } #define I_u1u2(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ unsigned int b) \ { \ build_insn(buf, insn##op, a, b); \ } #define I_u1s2(op) \ - static inline void i##op(u32 **buf, unsigned int a, \ + static inline void __init i##op(u32 **buf, unsigned int a, \ signed int b) \ { \ build_insn(buf, insn##op, a, b); \ } #define I_u1(op) \ - static inline void i##op(u32 **buf, unsigned int a) \ + static inline void __init i##op(u32 **buf, unsigned int a) \ { \ build_insn(buf, insn##op, a); \ } #define I_0(op) \ - static inline void i##op(u32 **buf) \ + static inline void __init i##op(u32 **buf) \ { \ build_insn(buf, insn##op); \ } @@ -623,42 +623,42 @@ static __init int __attribute__((unused)) insn_has_bdelay(struct reloc *rel, } /* convenience functions for labeled branches */ -static void __attribute__((unused)) il_bltz(u32 **p, struct reloc **r, - unsigned int reg, enum label_id l) +static void __init __attribute__((unused)) + il_bltz(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) { r_mips_pc16(r, *p, l); i_bltz(p, reg, 0); } -static void __attribute__((unused)) il_b(u32 **p, struct reloc **r, +static void __init __attribute__((unused)) il_b(u32 **p, struct reloc **r, enum label_id l) { r_mips_pc16(r, *p, l); i_b(p, 0); } -static void il_beqz(u32 **p, struct reloc **r, unsigned int reg, +static void __init il_beqz(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) { r_mips_pc16(r, *p, l); i_beqz(p, reg, 0); } -static void __attribute__((unused)) +static void __init __attribute__((unused)) il_beqzl(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) { r_mips_pc16(r, *p, l); i_beqzl(p, reg, 0); } -static void il_bnez(u32 **p, struct reloc **r, unsigned int reg, +static void __init il_bnez(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) { r_mips_pc16(r, *p, l); i_bnez(p, reg, 0); } -static void il_bgezl(u32 **p, struct reloc **r, unsigned int reg, +static void __init il_bgezl(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) { r_mips_pc16(r, *p, l); diff --git a/arch/mips/momentum/jaguar_atx/prom.c b/arch/mips/momentum/jaguar_atx/prom.c index aae7a802767..1cadaa92946 100644 --- a/arch/mips/momentum/jaguar_atx/prom.c +++ b/arch/mips/momentum/jaguar_atx/prom.c @@ -21,10 +21,10 @@ #include <linux/mm.h> #include <linux/sched.h> #include <linux/bootmem.h> +#include <linux/mv643xx.h> #include <asm/addrspace.h> #include <asm/bootinfo.h> -#include <asm/mv64340.h> #include <asm/pmon.h> #include "jaguar_atx_fpga.h" diff --git a/arch/mips/momentum/jaguar_atx/setup.c b/arch/mips/momentum/jaguar_atx/setup.c index 301d67226d7..2699917b640 100644 --- a/arch/mips/momentum/jaguar_atx/setup.c +++ b/arch/mips/momentum/jaguar_atx/setup.c @@ -2,7 +2,7 @@ * BRIEF MODULE DESCRIPTION * Momentum Computer Jaguar-ATX board dependent boot routines * - * Copyright (C) 1996, 1997, 2001, 2004 Ralf Baechle (ralf@linux-mips.org) + * Copyright (C) 1996, 1997, 2001, 04, 06 Ralf Baechle (ralf@linux-mips.org) * Copyright (C) 2000 RidgeRun, Inc. * Copyright (C) 2001 Red Hat, Inc. * Copyright (C) 2002 Momentum Computer @@ -55,6 +55,8 @@ #include <linux/interrupt.h> #include <linux/timex.h> #include <linux/vmalloc.h> +#include <linux/mv643xx.h> + #include <asm/time.h> #include <asm/bootinfo.h> #include <asm/page.h> @@ -64,7 +66,6 @@ #include <asm/ptrace.h> #include <asm/reboot.h> #include <asm/tlbflush.h> -#include <asm/mv64340.h> #include "jaguar_atx_fpga.h" diff --git a/arch/mips/momentum/ocelot_c/irq.c b/arch/mips/momentum/ocelot_c/irq.c index 300fe8e4fbe..a5764bc20e3 100644 --- a/arch/mips/momentum/ocelot_c/irq.c +++ b/arch/mips/momentum/ocelot_c/irq.c @@ -41,11 +41,11 @@ #include <linux/slab.h> #include <linux/random.h> #include <linux/bitops.h> +#include <linux/mv643xx.h> #include <asm/bootinfo.h> #include <asm/io.h> #include <asm/irq_cpu.h> #include <asm/mipsregs.h> -#include <asm/mv64340.h> #include <asm/system.h> extern asmlinkage void ocelot_handle_int(void); diff --git a/arch/mips/momentum/ocelot_c/prom.c b/arch/mips/momentum/ocelot_c/prom.c index 5b6809724b1..e92364482c7 100644 --- a/arch/mips/momentum/ocelot_c/prom.c +++ b/arch/mips/momentum/ocelot_c/prom.c @@ -19,10 +19,10 @@ #include <linux/mm.h> #include <linux/sched.h> #include <linux/bootmem.h> +#include <linux/mv643xx.h> #include <asm/addrspace.h> #include <asm/bootinfo.h> -#include <asm/mv64340.h> #include <asm/pmon.h> #include "ocelot_c_fpga.h" diff --git a/arch/mips/momentum/ocelot_c/setup.c b/arch/mips/momentum/ocelot_c/setup.c index 15998d8a934..bd02e60d037 100644 --- a/arch/mips/momentum/ocelot_c/setup.c +++ b/arch/mips/momentum/ocelot_c/setup.c @@ -54,6 +54,7 @@ #include <linux/pm.h> #include <linux/timex.h> #include <linux/vmalloc.h> +#include <linux/mv643xx.h> #include <asm/time.h> #include <asm/bootinfo.h> @@ -64,9 +65,9 @@ #include <asm/processor.h> #include <asm/ptrace.h> #include <asm/reboot.h> +#include <asm/marvell.h> #include <linux/bootmem.h> #include <linux/blkdev.h> -#include <asm/mv64340.h> #include "ocelot_c_fpga.h" unsigned long marvell_base; @@ -252,22 +253,22 @@ void __init plat_setup(void) /* shut down ethernet ports, just to be sure our memory doesn't get * corrupted by random ethernet traffic. */ - MV_WRITE(MV64340_ETH_TRANSMIT_QUEUE_COMMAND_REG(0), 0xff << 8); - MV_WRITE(MV64340_ETH_TRANSMIT_QUEUE_COMMAND_REG(1), 0xff << 8); - MV_WRITE(MV64340_ETH_RECEIVE_QUEUE_COMMAND_REG(0), 0xff << 8); - MV_WRITE(MV64340_ETH_RECEIVE_QUEUE_COMMAND_REG(1), 0xff << 8); + MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0), 0xff << 8); + MV_WRITE(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1), 0xff << 8); + MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0), 0xff << 8); + MV_WRITE(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1), 0xff << 8); do {} - while (MV_READ(MV64340_ETH_RECEIVE_QUEUE_COMMAND_REG(0)) & 0xff); + while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(0)) & 0xff); do {} - while (MV_READ(MV64340_ETH_RECEIVE_QUEUE_COMMAND_REG(1)) & 0xff); + while (MV_READ(MV643XX_ETH_RECEIVE_QUEUE_COMMAND_REG(1)) & 0xff); do {} - while (MV_READ(MV64340_ETH_TRANSMIT_QUEUE_COMMAND_REG(0)) & 0xff); + while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(0)) & 0xff); do {} - while (MV_READ(MV64340_ETH_TRANSMIT_QUEUE_COMMAND_REG(1)) & 0xff); - MV_WRITE(MV64340_ETH_PORT_SERIAL_CONTROL_REG(0), - MV_READ(MV64340_ETH_PORT_SERIAL_CONTROL_REG(0)) & ~1); - MV_WRITE(MV64340_ETH_PORT_SERIAL_CONTROL_REG(1), - MV_READ(MV64340_ETH_PORT_SERIAL_CONTROL_REG(1)) & ~1); + while (MV_READ(MV643XX_ETH_TRANSMIT_QUEUE_COMMAND_REG(1)) & 0xff); + MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0), + MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(0)) & ~1); + MV_WRITE(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1), + MV_READ(MV643XX_ETH_PORT_SERIAL_CONTROL_REG(1)) & ~1); /* Turn off the Bit-Error LED */ OCELOT_FPGA_WRITE(0x80, CLR); diff --git a/arch/mips/pci/pci-ocelot-c.c b/arch/mips/pci/pci-ocelot-c.c index 1d84d36e034..027759f7c90 100644 --- a/arch/mips/pci/pci-ocelot-c.c +++ b/arch/mips/pci/pci-ocelot-c.c @@ -3,15 +3,17 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 2004 by Ralf Baechle (ralf@linux-mips.org) + * Copyright (C) 2004, 06 by Ralf Baechle (ralf@linux-mips.org) */ #include <linux/types.h> #include <linux/pci.h> -#include <asm/mv64340.h> +#include <linux/mv643xx.h> #include <linux/init.h> +#include <asm/marvell.h> + /* * We assume the address ranges have already been setup appropriately by * the firmware. PMON in case of the Ocelot C does that. diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index 840aad43a98..c9a660e4c2d 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -92,7 +92,6 @@ int main(void) DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); - DEFINE(TI_SIGFRAME, offsetof(struct thread_info, nvgprs_frame)); DEFINE(TI_TASK, offsetof(struct thread_info, task)); #ifdef CONFIG_PPC32 DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain)); diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 10696456a4c..e4e81374cb9 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -53,8 +53,10 @@ extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec); PPC_FEATURE_HAS_MMU) #define COMMON_USER_PPC64 (COMMON_USER | PPC_FEATURE_64) #define COMMON_USER_POWER4 (COMMON_USER_PPC64 | PPC_FEATURE_POWER4) -#define COMMON_USER_POWER5 (COMMON_USER_PPC64 | PPC_FEATURE_POWER5) -#define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS) +#define COMMON_USER_POWER5 (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\ + PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP) +#define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\ + PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP) #define COMMON_USER_BOOKE (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \ PPC_FEATURE_BOOKE) @@ -267,7 +269,8 @@ struct cpu_spec cpu_specs[] = { .cpu_name = "Cell Broadband Engine", .cpu_features = CPU_FTRS_CELL, .cpu_user_features = COMMON_USER_PPC64 | - PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP, + PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP | + PPC_FEATURE_SMT, .icache_bsize = 128, .dcache_bsize = 128, .cpu_setup = __setup_cpu_be, diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index f20a67261ec..4827ca1ec89 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -227,7 +227,7 @@ ret_from_syscall: MTMSRD(r10) lwz r9,TI_FLAGS(r12) li r8,-_LAST_ERRNO - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_RESTOREALL|_TIF_RESTORE_SIGMASK) + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_USER_WORK_MASK|_TIF_PERSYSCALL_MASK) bne- syscall_exit_work cmplw 0,r3,r8 blt+ syscall_exit_cont @@ -287,8 +287,10 @@ syscall_dotrace: syscall_exit_work: andi. r0,r9,_TIF_RESTOREALL - bne- 2f - cmplw 0,r3,r8 + beq+ 0f + REST_NVGPRS(r1) + b 2f +0: cmplw 0,r3,r8 blt+ 1f andi. r0,r9,_TIF_NOERROR bne- 1f @@ -302,9 +304,7 @@ syscall_exit_work: 2: andi. r0,r9,(_TIF_PERSYSCALL_MASK) beq 4f - /* Clear per-syscall TIF flags if any are set, but _leave_ - _TIF_SAVE_NVGPRS set in r9 since we haven't dealt with that - yet. */ + /* Clear per-syscall TIF flags if any are set. */ li r11,_TIF_PERSYSCALL_MASK addi r12,r12,TI_FLAGS @@ -318,8 +318,13 @@ syscall_exit_work: subi r12,r12,TI_FLAGS 4: /* Anything which requires enabling interrupts? */ - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_SAVE_NVGPRS) - beq 7f + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) + beq ret_from_except + + /* Re-enable interrupts */ + ori r10,r10,MSR_EE + SYNC + MTMSRD(r10) /* Save NVGPRS if they're not saved already */ lwz r4,_TRAP(r1) @@ -328,71 +333,11 @@ syscall_exit_work: SAVE_NVGPRS(r1) li r4,0xc00 stw r4,_TRAP(r1) - - /* Re-enable interrupts */ -5: ori r10,r10,MSR_EE - SYNC - MTMSRD(r10) - - andi. r0,r9,_TIF_SAVE_NVGPRS - bne save_user_nvgprs - -save_user_nvgprs_cont: - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) - beq 7f - +5: addi r3,r1,STACK_FRAME_OVERHEAD bl do_syscall_trace_leave - REST_NVGPRS(r1) - -6: lwz r3,GPR3(r1) - LOAD_MSR_KERNEL(r10,MSR_KERNEL) /* doesn't include MSR_EE */ - SYNC - MTMSRD(r10) /* disable interrupts again */ - rlwinm r12,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ - lwz r9,TI_FLAGS(r12) -7: - andi. r0,r9,_TIF_NEED_RESCHED - bne 8f - lwz r5,_MSR(r1) - andi. r5,r5,MSR_PR - beq ret_from_except - andi. r0,r9,_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK - beq ret_from_except - b do_user_signal -8: - ori r10,r10,MSR_EE - SYNC - MTMSRD(r10) /* re-enable interrupts */ - bl schedule - b 6b - -save_user_nvgprs: - lwz r8,TI_SIGFRAME(r12) - -.macro savewords start, end - 1: stw \start,4*(\start)(r8) - .section __ex_table,"a" - .align 2 - .long 1b,save_user_nvgprs_fault - .previous - .if \end - \start - savewords "(\start+1)",\end - .endif -.endm - savewords 14,31 - b save_user_nvgprs_cont - - -save_user_nvgprs_fault: - li r3,11 /* SIGSEGV */ - lwz r4,TI_TASK(r12) - bl force_sigsegv + b ret_from_except_full - rlwinm r12,r1,0,0,(31-THREAD_SHIFT) /* current_thread_info() */ - lwz r9,TI_FLAGS(r12) - b save_user_nvgprs_cont - #ifdef SHOW_SYSCALLS do_show_syscall: #ifdef SHOW_SYSCALLS_TASK @@ -490,6 +435,14 @@ ppc_clone: stw r0,_TRAP(r1) /* register set saved */ b sys_clone + .globl ppc_swapcontext +ppc_swapcontext: + SAVE_NVGPRS(r1) + lwz r0,_TRAP(r1) + rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */ + stw r0,_TRAP(r1) /* register set saved */ + b sys_swapcontext + /* * Top-level page fault handling. * This is in assembler because if do_page_fault tells us that @@ -683,7 +636,7 @@ user_exc_return: /* r10 contains MSR_KERNEL here */ /* Check current_thread_info()->flags */ rlwinm r9,r1,0,0,(31-THREAD_SHIFT) lwz r9,TI_FLAGS(r9) - andi. r0,r9,(_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_RESTOREALL|_TIF_RESTORE_SIGMASK) + andi. r0,r9,(_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK|_TIF_NEED_RESCHED) bne do_work restore_user: diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 388f861b8ed..24be0cf86d7 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -160,7 +160,7 @@ syscall_exit: mtmsrd r10,1 ld r9,TI_FLAGS(r12) li r11,-_LAST_ERRNO - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_RESTOREALL|_TIF_SAVE_NVGPRS|_TIF_NOERROR|_TIF_RESTORE_SIGMASK) + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_USER_WORK_MASK|_TIF_PERSYSCALL_MASK) bne- syscall_exit_work cmpld r3,r11 ld r5,_CCR(r1) @@ -216,8 +216,10 @@ syscall_exit_work: If TIF_NOERROR is set, just save r3 as it is. */ andi. r0,r9,_TIF_RESTOREALL - bne- 2f - cmpld r3,r11 /* r10 is -LAST_ERRNO */ + beq+ 0f + REST_NVGPRS(r1) + b 2f +0: cmpld r3,r11 /* r10 is -LAST_ERRNO */ blt+ 1f andi. r0,r9,_TIF_NOERROR bne- 1f @@ -229,9 +231,7 @@ syscall_exit_work: 2: andi. r0,r9,(_TIF_PERSYSCALL_MASK) beq 4f - /* Clear per-syscall TIF flags if any are set, but _leave_ - _TIF_SAVE_NVGPRS set in r9 since we haven't dealt with that - yet. */ + /* Clear per-syscall TIF flags if any are set. */ li r11,_TIF_PERSYSCALL_MASK addi r12,r12,TI_FLAGS @@ -240,10 +240,9 @@ syscall_exit_work: stdcx. r10,0,r12 bne- 3b subi r12,r12,TI_FLAGS - -4: bl .save_nvgprs - /* Anything else left to do? */ - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_SAVE_NVGPRS) + +4: /* Anything else left to do? */ + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) beq .ret_from_except_lite /* Re-enable interrupts */ @@ -251,26 +250,10 @@ syscall_exit_work: ori r10,r10,MSR_EE mtmsrd r10,1 - andi. r0,r9,_TIF_SAVE_NVGPRS - bne save_user_nvgprs - - /* If tracing, re-enable interrupts and do it */ -save_user_nvgprs_cont: - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) - beq 5f - + bl .save_nvgprs addi r3,r1,STACK_FRAME_OVERHEAD bl .do_syscall_trace_leave - REST_NVGPRS(r1) - clrrdi r12,r1,THREAD_SHIFT - - /* Disable interrupts again and handle other work if any */ -5: mfmsr r10 - rldicl r10,r10,48,1 - rotldi r10,r10,16 - mtmsrd r10,1 - - b .ret_from_except_lite + b .ret_from_except /* Save non-volatile GPRs, if not already saved. */ _GLOBAL(save_nvgprs) @@ -282,51 +265,6 @@ _GLOBAL(save_nvgprs) std r0,_TRAP(r1) blr - -save_user_nvgprs: - ld r10,TI_SIGFRAME(r12) - andi. r0,r9,_TIF_32BIT - beq- save_user_nvgprs_64 - - /* 32-bit save to userspace */ - -.macro savewords start, end - 1: stw \start,4*(\start)(r10) - .section __ex_table,"a" - .align 3 - .llong 1b,save_user_nvgprs_fault - .previous - .if \end - \start - savewords "(\start+1)",\end - .endif -.endm - savewords 14,31 - b save_user_nvgprs_cont - -save_user_nvgprs_64: - /* 64-bit save to userspace */ - -.macro savelongs start, end - 1: std \start,8*(\start)(r10) - .section __ex_table,"a" - .align 3 - .llong 1b,save_user_nvgprs_fault - .previous - .if \end - \start - savelongs "(\start+1)",\end - .endif -.endm - savelongs 14,31 - b save_user_nvgprs_cont - -save_user_nvgprs_fault: - li r3,11 /* SIGSEGV */ - ld r4,TI_TASK(r12) - bl .force_sigsegv - - clrrdi r12,r1,THREAD_SHIFT - ld r9,TI_FLAGS(r12) - b save_user_nvgprs_cont /* * The sigsuspend and rt_sigsuspend system calls can call do_signal @@ -352,6 +290,16 @@ _GLOBAL(ppc_clone) bl .sys_clone b syscall_exit +_GLOBAL(ppc32_swapcontext) + bl .save_nvgprs + bl .compat_sys_swapcontext + b syscall_exit + +_GLOBAL(ppc64_swapcontext) + bl .save_nvgprs + bl .sys_swapcontext + b syscall_exit + _GLOBAL(ret_from_fork) bl .schedule_tail REST_NVGPRS(r1) diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index d34fe537400..813c2cd194c 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -978,7 +978,7 @@ static void __init prom_init_mem(void) if (size == 0) continue; prom_debug(" %x %x\n", base, size); - if (base == 0) + if (base == 0 && (RELOC(of_platform) & PLATFORM_LPAR)) RELOC(rmo_top) = size; if ((base + size) > RELOC(ram_top)) RELOC(ram_top) = base + size; diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 400793c7130..bcb83574335 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -561,10 +561,7 @@ void do_syscall_trace_leave(struct pt_regs *regs) regs->result); if ((test_thread_flag(TIF_SYSCALL_TRACE) -#ifdef CONFIG_PPC64 - || test_thread_flag(TIF_SINGLESTEP) -#endif - ) + || test_thread_flag(TIF_SINGLESTEP)) && (current->ptrace & PT_PTRACED)) do_syscall_trace(); } diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index bd837b5dbf0..d7a4e814974 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -151,10 +151,7 @@ static inline int save_general_regs(struct pt_regs *regs, elf_greg_t64 *gregs = (elf_greg_t64 *)regs; int i; - if (!FULL_REGS(regs)) { - set_thread_flag(TIF_SAVE_NVGPRS); - current_thread_info()->nvgprs_frame = frame->mc_gregs; - } + WARN_ON(!FULL_REGS(regs)); for (i = 0; i <= PT_RESULT; i ++) { if (i == 14 && !FULL_REGS(regs)) @@ -215,15 +212,7 @@ static inline int get_old_sigaction(struct k_sigaction *new_ka, static inline int save_general_regs(struct pt_regs *regs, struct mcontext __user *frame) { - if (!FULL_REGS(regs)) { - /* Zero out the unsaved GPRs to avoid information - leak, and set TIF_SAVE_NVGPRS to ensure that the - registers do actually get saved later. */ - memset(®s->gpr[14], 0, 18 * sizeof(unsigned long)); - current_thread_info()->nvgprs_frame = &frame->mc_gregs; - set_thread_flag(TIF_SAVE_NVGPRS); - } - + WARN_ON(!FULL_REGS(regs)); return __copy_to_user(&frame->mc_gregs, regs, GP_REGS_SIZE); } @@ -826,8 +815,8 @@ static int do_setcontext(struct ucontext __user *ucp, struct pt_regs *regs, int } long sys_swapcontext(struct ucontext __user *old_ctx, - struct ucontext __user *new_ctx, - int ctx_size, int r6, int r7, int r8, struct pt_regs *regs) + struct ucontext __user *new_ctx, + int ctx_size, int r6, int r7, int r8, struct pt_regs *regs) { unsigned char tmp; diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index 497a5d3df35..4324f8a8ba2 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -118,14 +118,7 @@ static long setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, err |= __put_user(0, &sc->v_regs); #endif /* CONFIG_ALTIVEC */ err |= __put_user(&sc->gp_regs, &sc->regs); - if (!FULL_REGS(regs)) { - /* Zero out the unsaved GPRs to avoid information - leak, and set TIF_SAVE_NVGPRS to ensure that the - registers do actually get saved later. */ - memset(®s->gpr[14], 0, 18 * sizeof(unsigned long)); - set_thread_flag(TIF_SAVE_NVGPRS); - current_thread_info()->nvgprs_frame = &sc->gp_regs; - } + WARN_ON(!FULL_REGS(regs)); err |= __copy_to_user(&sc->gp_regs, regs, GP_REGS_SIZE); err |= __copy_to_user(&sc->fp_regs, ¤t->thread.fpr, FP_REGS_SIZE); err |= __put_user(signr, &sc->signal); diff --git a/arch/powerpc/kernel/systbl.S b/arch/powerpc/kernel/systbl.S index 8a9f994ed91..1ad55f0466f 100644 --- a/arch/powerpc/kernel/systbl.S +++ b/arch/powerpc/kernel/systbl.S @@ -288,7 +288,7 @@ COMPAT_SYS(clock_settime) COMPAT_SYS(clock_gettime) COMPAT_SYS(clock_getres) COMPAT_SYS(clock_nanosleep) -COMPAT_SYS(swapcontext) +SYSX(ppc64_swapcontext,ppc32_swapcontext,ppc_swapcontext) COMPAT_SYS(tgkill) COMPAT_SYS(utimes) COMPAT_SYS(statfs64) diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 7509aa6474f..98660aedeeb 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -814,6 +814,8 @@ void __kprobes program_check_exception(struct pt_regs *regs) return; } + local_irq_enable(); + /* Try to emulate it if we should. */ if (reason & (REASON_ILLEGAL | REASON_PRIVILEGED)) { switch (emulate_instruction(regs)) { diff --git a/arch/powerpc/platforms/powermac/pfunc_base.c b/arch/powerpc/platforms/powermac/pfunc_base.c index 4ffd2a9832a..9b7150f1041 100644 --- a/arch/powerpc/platforms/powermac/pfunc_base.c +++ b/arch/powerpc/platforms/powermac/pfunc_base.c @@ -9,7 +9,12 @@ #include <asm/pmac_feature.h> #include <asm/pmac_pfunc.h> +#undef DEBUG +#ifdef DEBUG #define DBG(fmt...) printk(fmt) +#else +#define DBG(fmt...) +#endif static irqreturn_t macio_gpio_irq(int irq, void *data, struct pt_regs *regs) { diff --git a/arch/powerpc/platforms/powermac/pfunc_core.c b/arch/powerpc/platforms/powermac/pfunc_core.c index 356a739e52b..4baa75b1d36 100644 --- a/arch/powerpc/platforms/powermac/pfunc_core.c +++ b/arch/powerpc/platforms/powermac/pfunc_core.c @@ -20,7 +20,13 @@ #define LOG_PARSE(fmt...) #define LOG_ERROR(fmt...) printk(fmt) #define LOG_BLOB(t,b,c) + +#undef DEBUG +#ifdef DEBUG #define DBG(fmt...) printk(fmt) +#else +#define DBG(fmt...) +#endif /* Command numbers */ #define PMF_CMD_LIST 0 diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index 0df2cdcd805..6d64a9bf347 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -435,7 +435,7 @@ struct smp_ops_t psurge_smp_ops = { */ static void (*pmac_tb_freeze)(int freeze); -static unsigned long timebase; +static u64 timebase; static int tb_req; static void smp_core99_give_timebase(void) diff --git a/arch/ppc/kernel/asm-offsets.c b/arch/ppc/kernel/asm-offsets.c index 7964bf660e9..77e4dc780f8 100644 --- a/arch/ppc/kernel/asm-offsets.c +++ b/arch/ppc/kernel/asm-offsets.c @@ -131,7 +131,6 @@ main(void) DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features)); DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup)); - DEFINE(TI_SIGFRAME, offsetof(struct thread_info, nvgprs_frame)); DEFINE(TI_TASK, offsetof(struct thread_info, task)); DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain)); DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S index a48b950722a..3a281597848 100644 --- a/arch/ppc/kernel/entry.S +++ b/arch/ppc/kernel/entry.S @@ -227,7 +227,7 @@ ret_from_syscall: MTMSRD(r10) lwz r9,TI_FLAGS(r12) li r8,-_LAST_ERRNO - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_RESTOREALL) + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_USER_WORK_MASK|_TIF_PERSYSCALL_MASK) bne- syscall_exit_work cmplw 0,r3,r8 blt+ syscall_exit_cont @@ -287,8 +287,10 @@ syscall_dotrace: syscall_exit_work: andi. r0,r9,_TIF_RESTOREALL - bne- 2f - cmplw 0,r3,r8 + beq+ 0f + REST_NVGPRS(r1) + b 2f +0: cmplw 0,r3,r8 blt+ 1f andi. r0,r9,_TIF_NOERROR bne- 1f @@ -302,9 +304,7 @@ syscall_exit_work: 2: andi. r0,r9,(_TIF_PERSYSCALL_MASK) beq 4f - /* Clear per-syscall TIF flags if any are set, but _leave_ - _TIF_SAVE_NVGPRS set in r9 since we haven't dealt with that - yet. */ + /* Clear per-syscall TIF flags if any are set. */ li r11,_TIF_PERSYSCALL_MASK addi r12,r12,TI_FLAGS @@ -318,8 +318,13 @@ syscall_exit_work: subi r12,r12,TI_FLAGS 4: /* Anything which requires enabling interrupts? */ - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_SAVE_NVGPRS) - beq 7f + andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) + beq ret_from_except + + /* Re-enable interrupts */ + ori r10,r10,MSR_EE + SYNC + MTMSRD(r10) /* Save NVGPRS if they're not saved already */ lwz r4,TRAP(r1) @@ -328,71 +333,11 @@ syscall_exit_work: SAVE_NVGPRS(r1) li r4,0xc00 stw r4,TRAP(r1) - - /* Re-enable interrupts */ -5: ori r10,r10,MSR_EE - SYNC - MTMSRD(r10) - - andi. r0,r9,_TIF_SAVE_NVGPRS - bne save_user_nvgprs - -save_user_nvgprs_cont: - andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP) - beq 7f - +5: addi r3,r1,STACK_FRAME_OVERHEAD bl do_syscall_trace_leave - REST_NVGPRS(r1) - -6: lwz r3,GPR3(r1) - LOAD_MSR_KERNEL(r10,MSR_KERNEL) /* doesn't include MSR_EE */ - SYNC - MTMSRD(r10) /* disable interrupts again */ - rlwinm r12,r1,0,0,18 /* current_thread_info() */ - lwz r9,TI_FLAGS(r12) -7: - andi. r0,r9,_TIF_NEED_RESCHED - bne 8f - lwz r5,_MSR(r1) - andi. r5,r5,MSR_PR - beq ret_from_except - andi. r0,r9,_TIF_SIGPENDING - beq ret_from_except - b do_user_signal -8: - ori r10,r10,MSR_EE - SYNC - MTMSRD(r10) /* re-enable interrupts */ - bl schedule - b 6b - -save_user_nvgprs: - lwz r8,TI_SIGFRAME(r12) - -.macro savewords start, end - 1: stw \start,4*(\start)(r8) - .section __ex_table,"a" - .align 2 - .long 1b,save_user_nvgprs_fault - .previous - .if \end - \start - savewords "(\start+1)",\end - .endif -.endm - savewords 14,31 - b save_user_nvgprs_cont - - -save_user_nvgprs_fault: - li r3,11 /* SIGSEGV */ - lwz r4,TI_TASK(r12) - bl force_sigsegv + b ret_from_except_full - rlwinm r12,r1,0,0,18 /* current_thread_info() */ - lwz r9,TI_FLAGS(r12) - b save_user_nvgprs_cont - #ifdef SHOW_SYSCALLS do_show_syscall: #ifdef SHOW_SYSCALLS_TASK @@ -490,6 +435,14 @@ ppc_clone: stw r0,TRAP(r1) /* register set saved */ b sys_clone + .globl ppc_swapcontext +ppc_swapcontext: + SAVE_NVGPRS(r1) + lwz r0,TRAP(r1) + rlwinm r0,r0,0,0,30 /* clear LSB to indicate full */ + stw r0,TRAP(r1) /* register set saved */ + b sys_swapcontext + /* * Top-level page fault handling. * This is in assembler because if do_page_fault tells us that @@ -683,7 +636,7 @@ user_exc_return: /* r10 contains MSR_KERNEL here */ /* Check current_thread_info()->flags */ rlwinm r9,r1,0,0,18 lwz r9,TI_FLAGS(r9) - andi. r0,r9,(_TIF_SIGPENDING|_TIF_NEED_RESCHED|_TIF_RESTOREALL) + andi. r0,r9,(_TIF_SIGPENDING|_TIF_RESTORE_SIGMASK|_TIF_NEED_RESCHED) bne do_work restore_user: diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c index 60f80a4eed4..b9b7958a226 100644 --- a/arch/s390/lib/spinlock.c +++ b/arch/s390/lib/spinlock.c @@ -2,8 +2,7 @@ * arch/s390/lib/spinlock.c * Out of line spinlock code. * - * S390 version - * Copyright (C) 2004 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Copyright (C) IBM Corp. 2004, 2006 * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) */ @@ -44,6 +43,8 @@ _raw_spin_lock_wait(raw_spinlock_t *lp, unsigned int pc) _diag44(); count = spin_retry; } + if (__raw_spin_is_locked(lp)) + continue; if (_raw_compare_and_swap(&lp->lock, 0, pc) == 0) return; } @@ -56,6 +57,8 @@ _raw_spin_trylock_retry(raw_spinlock_t *lp, unsigned int pc) int count = spin_retry; while (count-- > 0) { + if (__raw_spin_is_locked(lp)) + continue; if (_raw_compare_and_swap(&lp->lock, 0, pc) == 0) return 1; } @@ -74,6 +77,8 @@ _raw_read_lock_wait(raw_rwlock_t *rw) _diag44(); count = spin_retry; } + if (!__raw_read_can_lock(rw)) + continue; old = rw->lock & 0x7fffffffU; if (_raw_compare_and_swap(&rw->lock, old, old + 1) == old) return; @@ -88,6 +93,8 @@ _raw_read_trylock_retry(raw_rwlock_t *rw) int count = spin_retry; while (count-- > 0) { + if (!__raw_read_can_lock(rw)) + continue; old = rw->lock & 0x7fffffffU; if (_raw_compare_and_swap(&rw->lock, old, old + 1) == old) return 1; @@ -106,6 +113,8 @@ _raw_write_lock_wait(raw_rwlock_t *rw) _diag44(); count = spin_retry; } + if (!__raw_write_can_lock(rw)) + continue; if (_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0) return; } @@ -118,6 +127,8 @@ _raw_write_trylock_retry(raw_rwlock_t *rw) int count = spin_retry; while (count-- > 0) { + if (!__raw_write_can_lock(rw)) + continue; if (_raw_compare_and_swap(&rw->lock, 0, 0x80000000) == 0) return 1; } diff --git a/arch/s390/lib/uaccess.S b/arch/s390/lib/uaccess.S index 88fc94fe648..5d59e262504 100644 --- a/arch/s390/lib/uaccess.S +++ b/arch/s390/lib/uaccess.S @@ -198,12 +198,12 @@ __strnlen_user_asm: 0: srst %r2,%r1 jo 0b sacf 0 - jh 1f # \0 found in string ? ahi %r2,1 # strnlen_user result includes the \0 -1: slr %r2,%r3 + # or return count+1 if \0 not found + slr %r2,%r3 br %r14 2: sacf 0 - lhi %r2,-EFAULT + slr %r2,%r2 # return 0 on exception br %r14 .section __ex_table,"a" .long 0b,2b diff --git a/arch/s390/lib/uaccess64.S b/arch/s390/lib/uaccess64.S index 50219786fc7..19b41a33c23 100644 --- a/arch/s390/lib/uaccess64.S +++ b/arch/s390/lib/uaccess64.S @@ -194,12 +194,12 @@ __strnlen_user_asm: 0: srst %r2,%r1 jo 0b sacf 0 - jh 1f # \0 found in string ? aghi %r2,1 # strnlen_user result includes the \0 -1: slgr %r2,%r3 + # or return count+1 if \0 not found + slgr %r2,%r3 br %r14 2: sacf 0 - lghi %r2,-EFAULT + slgr %r2,%r2 # return 0 on exception br %r14 .section __ex_table,"a" .quad 0b,2b diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index e73621d03a2..e9b275d9073 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -392,9 +392,9 @@ config SH_TMU endmenu -source "arch/sh/boards/renesas/hs7751rvoip/Kconfig" +#source "arch/sh/boards/renesas/hs7751rvoip/Kconfig" -source "arch/sh/boards/renesas/rts7751r2d/Kconfig" +#source "arch/sh/boards/renesas/rts7751r2d/Kconfig" config SH_PCLK_FREQ int "Peripheral clock frequency (in Hz)" diff --git a/arch/sparc64/kernel/sys32.S b/arch/sparc64/kernel/sys32.S index 60b59375aa7..c4a1cef4b1e 100644 --- a/arch/sparc64/kernel/sys32.S +++ b/arch/sparc64/kernel/sys32.S @@ -318,7 +318,7 @@ do_sys_recvmsg: /* compat_sys_recvmsg(int, struct compat_msghdr *, unsigned int) nop nop - .section __ex_table + .section __ex_table,"a" .align 4 .word 1b, __retl_efault, 2b, __retl_efault .word 3b, __retl_efault, 4b, __retl_efault diff --git a/arch/sparc64/kernel/una_asm.S b/arch/sparc64/kernel/una_asm.S index 1f5b5b708ce..be183fe4144 100644 --- a/arch/sparc64/kernel/una_asm.S +++ b/arch/sparc64/kernel/una_asm.S @@ -47,7 +47,7 @@ __do_int_store: mov 0, %o0 .size __do_int_store, .-__do_int_store - .section __ex_table + .section __ex_table,"a" .word 4b, __retl_efault .word 5b, __retl_efault .word 6b, __retl_efault @@ -129,7 +129,7 @@ do_int_load: mov 0, %o0 .size __do_int_load, .-__do_int_load - .section __ex_table + .section __ex_table,"a" .word 4b, __retl_efault .word 5b, __retl_efault .word 6b, __retl_efault diff --git a/arch/sparc64/lib/U1copy_from_user.S b/arch/sparc64/lib/U1copy_from_user.S index 93146a81e2d..3192b0bf4fa 100644 --- a/arch/sparc64/lib/U1copy_from_user.S +++ b/arch/sparc64/lib/U1copy_from_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov 1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/U1copy_to_user.S b/arch/sparc64/lib/U1copy_to_user.S index 1fccc521e2b..d1210ffb0b8 100644 --- a/arch/sparc64/lib/U1copy_to_user.S +++ b/arch/sparc64/lib/U1copy_to_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov 1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/U3copy_from_user.S b/arch/sparc64/lib/U3copy_from_user.S index df600b667e4..f5bfc8d9d21 100644 --- a/arch/sparc64/lib/U3copy_from_user.S +++ b/arch/sparc64/lib/U3copy_from_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov 1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/U3copy_to_user.S b/arch/sparc64/lib/U3copy_to_user.S index f337f22ed82..2334f111bb0 100644 --- a/arch/sparc64/lib/U3copy_to_user.S +++ b/arch/sparc64/lib/U3copy_to_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov 1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/bzero.S b/arch/sparc64/lib/bzero.S index 21a933ffb7c..1d2abcfa4e5 100644 --- a/arch/sparc64/lib/bzero.S +++ b/arch/sparc64/lib/bzero.S @@ -92,7 +92,7 @@ __bzero_done: .align 4; \ 99: retl; \ mov %o1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/copy_in_user.S b/arch/sparc64/lib/copy_in_user.S index 816076c0bc0..650af3f21f7 100644 --- a/arch/sparc64/lib/copy_in_user.S +++ b/arch/sparc64/lib/copy_in_user.S @@ -13,7 +13,7 @@ .align 4; \ 99: retl; \ mov 1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/csum_copy_from_user.S b/arch/sparc64/lib/csum_copy_from_user.S index 817ebdae39f..a22eddbe5db 100644 --- a/arch/sparc64/lib/csum_copy_from_user.S +++ b/arch/sparc64/lib/csum_copy_from_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov -1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/csum_copy_to_user.S b/arch/sparc64/lib/csum_copy_to_user.S index c2f9463ea1e..d5b12f441f0 100644 --- a/arch/sparc64/lib/csum_copy_to_user.S +++ b/arch/sparc64/lib/csum_copy_to_user.S @@ -9,7 +9,7 @@ .align 4; \ 99: retl; \ mov -1, %o0; \ - .section __ex_table; \ + .section __ex_table,"a";\ .align 4; \ .word 98b, 99b; \ .text; \ diff --git a/arch/sparc64/lib/strlen_user.S b/arch/sparc64/lib/strlen_user.S index 9ed54ba14fc..114ed111e25 100644 --- a/arch/sparc64/lib/strlen_user.S +++ b/arch/sparc64/lib/strlen_user.S @@ -85,7 +85,7 @@ __strnlen_user: retl clr %o0 - .section __ex_table,#alloc + .section __ex_table,"a" .align 4 .word 10b, 30b diff --git a/arch/sparc64/lib/strncpy_from_user.S b/arch/sparc64/lib/strncpy_from_user.S index e1264650ca7..b2f499f7942 100644 --- a/arch/sparc64/lib/strncpy_from_user.S +++ b/arch/sparc64/lib/strncpy_from_user.S @@ -125,7 +125,7 @@ __strncpy_from_user: add %o2, %o3, %o0 .size __strncpy_from_user, .-__strncpy_from_user - .section __ex_table,#alloc + .section __ex_table,"a" .align 4 .word 60b, __retl_efault .word 61b, __retl_efault diff --git a/arch/sparc64/solaris/entry64.S b/arch/sparc64/solaris/entry64.S index eb314ed23cd..f170324e8bf 100644 --- a/arch/sparc64/solaris/entry64.S +++ b/arch/sparc64/solaris/entry64.S @@ -217,7 +217,7 @@ solaris_unimplemented: ba,pt %xcc, ret_from_solaris nop - .section __ex_table,#alloc + .section __ex_table,"a" .align 4 .word exen, exenf diff --git a/arch/v850/kernel/process.c b/arch/v850/kernel/process.c index eb909937958..621111ddf90 100644 --- a/arch/v850/kernel/process.c +++ b/arch/v850/kernel/process.c @@ -30,6 +30,9 @@ #include <asm/system.h> #include <asm/pgtable.h> +void (*pm_power_off)(void) = NULL; +EXPORT_SYMBOL(pm_power_off); + extern void ret_from_fork (void); diff --git a/arch/x86_64/kernel/machine_kexec.c b/arch/x86_64/kernel/machine_kexec.c index 89fab51e20f..25ac8a3faae 100644 --- a/arch/x86_64/kernel/machine_kexec.c +++ b/arch/x86_64/kernel/machine_kexec.c @@ -140,7 +140,7 @@ static void load_segments(void) "\tmovl %0,%%ss\n" "\tmovl %0,%%fs\n" "\tmovl %0,%%gs\n" - : : "a" (__KERNEL_DS) + : : "a" (__KERNEL_DS) : "memory" ); } diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 7ee4a14ec3b..e90ef5db891 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -26,6 +26,10 @@ config GENERIC_HARDIRQS bool default y +config RWSEM_GENERIC_SPINLOCK + bool + default y + source "init/Kconfig" menu "Processor type and features" diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index f1f596644bf..64a649eb883 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -64,6 +64,9 @@ EXPORT_SYMBOL(init_task); struct task_struct *current_set[NR_CPUS] = {&init_task, }; +void (*pm_power_off)(void) = NULL; +EXPORT_SYMBOL(pm_power_off); + #if XCHAL_CP_NUM > 0 diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index 03d9c82b0fe..0ef2971a9e8 100644 --- a/block/ll_rw_blk.c +++ b/block/ll_rw_blk.c @@ -625,26 +625,31 @@ static inline int ordered_bio_endio(struct request *rq, struct bio *bio, * Different hardware can have different requirements as to what pages * it can do I/O directly to. A low level driver can call * blk_queue_bounce_limit to have lower memory pages allocated as bounce - * buffers for doing I/O to pages residing above @page. By default - * the block layer sets this to the highest numbered "low" memory page. + * buffers for doing I/O to pages residing above @page. **/ void blk_queue_bounce_limit(request_queue_t *q, u64 dma_addr) { unsigned long bounce_pfn = dma_addr >> PAGE_SHIFT; - - /* - * set appropriate bounce gfp mask -- unfortunately we don't have a - * full 4GB zone, so we have to resort to low memory for any bounces. - * ISA has its own < 16MB zone. - */ - if (bounce_pfn < blk_max_low_pfn) { - BUG_ON(dma_addr < BLK_BOUNCE_ISA); + int dma = 0; + + q->bounce_gfp = GFP_NOIO; +#if BITS_PER_LONG == 64 + /* Assume anything <= 4GB can be handled by IOMMU. + Actually some IOMMUs can handle everything, but I don't + know of a way to test this here. */ + if (bounce_pfn < (0xffffffff>>PAGE_SHIFT)) + dma = 1; + q->bounce_pfn = max_low_pfn; +#else + if (bounce_pfn < blk_max_low_pfn) + dma = 1; + q->bounce_pfn = bounce_pfn; +#endif + if (dma) { init_emergency_isa_pool(); q->bounce_gfp = GFP_NOIO | GFP_DMA; - } else - q->bounce_gfp = GFP_NOIO; - - q->bounce_pfn = bounce_pfn; + q->bounce_pfn = bounce_pfn; + } } EXPORT_SYMBOL(blk_queue_bounce_limit); diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c index 14f6a6201da..05983a312d5 100644 --- a/drivers/atm/fore200e.c +++ b/drivers/atm/fore200e.c @@ -555,7 +555,7 @@ fore200e_pca_reset(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_pca_map(struct fore200e* fore200e) { DPRINTK(2, "device %s being mapped in memory\n", fore200e->name); @@ -589,7 +589,7 @@ fore200e_pca_unmap(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_pca_configure(struct fore200e* fore200e) { struct pci_dev* pci_dev = (struct pci_dev*)fore200e->bus_dev; @@ -2125,7 +2125,7 @@ fore200e_change_qos(struct atm_vcc* vcc,struct atm_qos* qos, int flags) } -static int __init +static int __devinit fore200e_irq_request(struct fore200e* fore200e) { if (request_irq(fore200e->irq, fore200e_interrupt, SA_SHIRQ, fore200e->name, fore200e->atm_dev) < 0) { @@ -2148,7 +2148,7 @@ fore200e_irq_request(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_get_esi(struct fore200e* fore200e) { struct prom_data* prom = fore200e_kmalloc(sizeof(struct prom_data), GFP_KERNEL | GFP_DMA); @@ -2180,7 +2180,7 @@ fore200e_get_esi(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_alloc_rx_buf(struct fore200e* fore200e) { int scheme, magn, nbr, size, i; @@ -2245,7 +2245,7 @@ fore200e_alloc_rx_buf(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_init_bs_queue(struct fore200e* fore200e) { int scheme, magn, i; @@ -2308,7 +2308,7 @@ fore200e_init_bs_queue(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_init_rx_queue(struct fore200e* fore200e) { struct host_rxq* rxq = &fore200e->host_rxq; @@ -2368,7 +2368,7 @@ fore200e_init_rx_queue(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_init_tx_queue(struct fore200e* fore200e) { struct host_txq* txq = &fore200e->host_txq; @@ -2431,7 +2431,7 @@ fore200e_init_tx_queue(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_init_cmd_queue(struct fore200e* fore200e) { struct host_cmdq* cmdq = &fore200e->host_cmdq; @@ -2487,7 +2487,7 @@ fore200e_param_bs_queue(struct fore200e* fore200e, } -static int __init +static int __devinit fore200e_initialize(struct fore200e* fore200e) { struct cp_queues __iomem * cpq; @@ -2539,7 +2539,7 @@ fore200e_initialize(struct fore200e* fore200e) } -static void __init +static void __devinit fore200e_monitor_putc(struct fore200e* fore200e, char c) { struct cp_monitor __iomem * monitor = fore200e->cp_monitor; @@ -2551,7 +2551,7 @@ fore200e_monitor_putc(struct fore200e* fore200e, char c) } -static int __init +static int __devinit fore200e_monitor_getc(struct fore200e* fore200e) { struct cp_monitor __iomem * monitor = fore200e->cp_monitor; @@ -2576,7 +2576,7 @@ fore200e_monitor_getc(struct fore200e* fore200e) } -static void __init +static void __devinit fore200e_monitor_puts(struct fore200e* fore200e, char* str) { while (*str) { @@ -2591,7 +2591,7 @@ fore200e_monitor_puts(struct fore200e* fore200e, char* str) } -static int __init +static int __devinit fore200e_start_fw(struct fore200e* fore200e) { int ok; @@ -2622,7 +2622,7 @@ fore200e_start_fw(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_load_fw(struct fore200e* fore200e) { u32* fw_data = (u32*) fore200e->bus->fw_data; @@ -2648,7 +2648,7 @@ fore200e_load_fw(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_register(struct fore200e* fore200e) { struct atm_dev* atm_dev; @@ -2675,7 +2675,7 @@ fore200e_register(struct fore200e* fore200e) } -static int __init +static int __devinit fore200e_init(struct fore200e* fore200e) { if (fore200e_register(fore200e) < 0) @@ -2721,7 +2721,7 @@ fore200e_init(struct fore200e* fore200e) return -EBUSY; fore200e_supply(fore200e); - + /* all done, board initialization is now complete */ fore200e->state = FORE200E_STATE_COMPLETE; return 0; diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c index 6ede1f352c2..37b8cda3e8b 100644 --- a/drivers/block/DAC960.c +++ b/drivers/block/DAC960.c @@ -41,6 +41,7 @@ #include <linux/timer.h> #include <linux/pci.h> #include <linux/init.h> +#include <linux/random.h> #include <asm/io.h> #include <asm/uaccess.h> #include "DAC960.h" @@ -3463,7 +3464,7 @@ static inline boolean DAC960_ProcessCompletedRequest(DAC960_Command_T *Command, Command->SegmentCount, Command->DmaDirection); if (!end_that_request_first(Request, UpToDate, Command->BlockCount)) { - + add_disk_randomness(Request->rq_disk); end_that_request_last(Request, UpToDate); if (Command->Completion) { diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c index c92378121b4..1b05fa68899 100644 --- a/drivers/char/mmtimer.c +++ b/drivers/char/mmtimer.c @@ -675,7 +675,7 @@ static int __init mmtimer_init(void) cnodeid_t node, maxn = -1; if (!ia64_platform_is("sn2")) - return -1; + return 0; /* * Sanity check the cycles/sec variable diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig index 18a45565112..52f3eb45d2b 100644 --- a/drivers/edac/Kconfig +++ b/drivers/edac/Kconfig @@ -6,17 +6,29 @@ # $Id: Kconfig,v 1.4.2.7 2005/07/08 22:05:38 dsp_llnl Exp $ # -menu 'EDAC - error detection and reporting (RAS)' +menu 'EDAC - error detection and reporting (RAS) (EXPERIMENTAL)' config EDAC - tristate "EDAC core system error reporting" - depends on X86 + tristate "EDAC core system error reporting (EXPERIMENTAL)" + depends on X86 && EXPERIMENTAL help EDAC is designed to report errors in the core system. These are low-level errors that are reported in the CPU or supporting chipset: memory errors, cache errors, PCI errors, thermal throttling, etc.. If unsure, select 'Y'. + If this code is reporting problems on your system, please + see the EDAC project web pages for more information at: + + <http://bluesmoke.sourceforge.net/> + + and: + + <http://buttersideup.com/edacwiki> + + There is also a mailing list for the EDAC project, which can + be found via the sourceforge page. + comment "Reporting subsystems" depends on EDAC diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index b10ee4698b1..262e44544dc 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -132,11 +132,13 @@ static struct kobject edac_pci_kobj; * /sys/devices/system/edac/mc; * data structures and methods */ +#if 0 static ssize_t memctrl_string_show(void *ptr, char *buffer) { char *value = (char*) ptr; return sprintf(buffer, "%s\n", value); } +#endif static ssize_t memctrl_int_show(void *ptr, char *buffer) { @@ -207,7 +209,9 @@ struct memctrl_dev_attribute attr_##_name = { \ }; /* cwrow<id> attribute f*/ +#if 0 MEMCTRL_STRING_ATTR(mc_version,EDAC_MC_VERSION,S_IRUGO,memctrl_string_show,NULL); +#endif /* csrow<id> control files */ MEMCTRL_ATTR(panic_on_ue,S_IRUGO|S_IWUSR,memctrl_int_show,memctrl_int_store); @@ -222,7 +226,6 @@ static struct memctrl_dev_attribute *memctrl_attr[] = { &attr_log_ue, &attr_log_ce, &attr_poll_msec, - &attr_mc_version, NULL, }; @@ -309,6 +312,8 @@ struct list_control { int *count; }; + +#if 0 /* Output the list as: vendor_id:device:id<,vendor_id:device_id> */ static ssize_t edac_pci_list_string_show(void *ptr, char *buffer) { @@ -430,6 +435,7 @@ static ssize_t edac_pci_list_string_store(void *ptr, const char *buffer, return count; } +#endif static ssize_t edac_pci_int_show(void *ptr, char *buffer) { int *value = ptr; @@ -498,6 +504,7 @@ struct edac_pci_dev_attribute edac_pci_attr_##_name = { \ .store = _store, \ }; +#if 0 static struct list_control pci_whitelist_control = { .list = pci_whitelist, .count = &pci_whitelist_count @@ -520,6 +527,7 @@ EDAC_PCI_STRING_ATTR(pci_parity_blacklist, S_IRUGO|S_IWUSR, edac_pci_list_string_show, edac_pci_list_string_store); +#endif /* PCI Parity control files */ EDAC_PCI_ATTR(check_pci_parity,S_IRUGO|S_IWUSR,edac_pci_int_show,edac_pci_int_store); @@ -531,8 +539,6 @@ static struct edac_pci_dev_attribute *edac_pci_attr[] = { &edac_pci_attr_check_pci_parity, &edac_pci_attr_panic_on_pci_parity, &edac_pci_attr_pci_parity_count, - &edac_pci_attr_pci_parity_whitelist, - &edac_pci_attr_pci_parity_blacklist, NULL, }; diff --git a/drivers/firmware/dcdbas.c b/drivers/firmware/dcdbas.c index 8ed6ddbb9c5..4652512f7d1 100644 --- a/drivers/firmware/dcdbas.c +++ b/drivers/firmware/dcdbas.c @@ -39,7 +39,7 @@ #include "dcdbas.h" #define DRIVER_NAME "dcdbas" -#define DRIVER_VERSION "5.6.0-1" +#define DRIVER_VERSION "5.6.0-2" #define DRIVER_DESCRIPTION "Dell Systems Management Base Driver" static struct platform_device *dcdbas_pdev; @@ -581,9 +581,13 @@ static int __init dcdbas_init(void) */ static void __exit dcdbas_exit(void) { - platform_device_unregister(dcdbas_pdev); + /* + * make sure functions that use dcdbas_pdev are called + * before platform_device_unregister + */ unregister_reboot_notifier(&dcdbas_reboot_nb); smi_data_buf_free(); + platform_device_unregister(dcdbas_pdev); } module_init(dcdbas_init); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 2d2d4ac3525..960dae5c87d 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -1155,6 +1155,12 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func) spin_lock_irq(target->scsi_host->host_lock); + if (target->state == SRP_TARGET_DEAD || + target->state == SRP_TARGET_REMOVED) { + scmnd->result = DID_BAD_TARGET << 16; + goto out; + } + if (scmnd->host_scribble == (void *) -1L) goto out; diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c index 19b1b012172..ad621746767 100644 --- a/drivers/input/mouse/psmouse-base.c +++ b/drivers/input/mouse/psmouse-base.c @@ -58,7 +58,7 @@ static unsigned int psmouse_resetafter = 5; module_param_named(resetafter, psmouse_resetafter, uint, 0644); MODULE_PARM_DESC(resetafter, "Reset device after so many bad packets (0 = never)."); -static unsigned int psmouse_resync_time = 5; +static unsigned int psmouse_resync_time; module_param_named(resync_time, psmouse_resync_time, uint, 0644); MODULE_PARM_DESC(resync_time, "How long can mouse stay idle before forcing resync (in seconds, 0 = never)."); diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c index 8159bcecd0c..df9d6520181 100644 --- a/drivers/isdn/hisax/config.c +++ b/drivers/isdn/hisax/config.c @@ -1929,6 +1929,8 @@ static struct pci_device_id hisax_pci_tbl[] __initdata = { {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00B, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00C, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B100, PCI_ANY_ID, PCI_ANY_ID}, + {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B700, PCI_ANY_ID, PCI_ANY_ID}, + {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B701, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_ABOCOM, PCI_DEVICE_ID_ABOCOM_2BD1, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_ASUSTEK, PCI_DEVICE_ID_ASUSTEK_0675, PCI_ANY_ID, PCI_ANY_ID}, {PCI_VENDOR_ID_BERKOM, PCI_DEVICE_ID_BERKOM_T_CONCEPT, PCI_ANY_ID, PCI_ANY_ID}, diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c index 4866fc32d8d..91d25acb5ed 100644 --- a/drivers/isdn/hisax/hfc_pci.c +++ b/drivers/isdn/hisax/hfc_pci.c @@ -51,6 +51,8 @@ static const PCI_ENTRY id_list[] = {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00B, "Billion", "B00B"}, {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B00C, "Billion", "B00C"}, {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B100, "Seyeon", "B100"}, + {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B700, "Primux II S0", "B700"}, + {PCI_VENDOR_ID_CCD, PCI_DEVICE_ID_CCD_B701, "Primux II S0 NT", "B701"}, {PCI_VENDOR_ID_ABOCOM, PCI_DEVICE_ID_ABOCOM_2BD1, "Abocom/Magitek", "2BD1"}, {PCI_VENDOR_ID_ASUSTEK, PCI_DEVICE_ID_ASUSTEK_0675, "Asuscom/Askey", "675"}, {PCI_VENDOR_ID_BERKOM, PCI_DEVICE_ID_BERKOM_T_CONCEPT, "German telekom", "T-Concept"}, diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c index ca5b4a3b683..262c4412741 100644 --- a/drivers/isdn/hisax/hfc_usb.c +++ b/drivers/isdn/hisax/hfc_usb.c @@ -1,7 +1,7 @@ /* * hfc_usb.c * - * $Id: hfc_usb.c,v 4.36 2005/04/08 09:55:13 martinb1 Exp $ + * $Id: hfc_usb.c,v 2.3.2.13 2006/02/17 17:17:22 mbachem Exp $ * * modular HiSax ISDN driver for Colognechip HFC-S USB chip * @@ -45,7 +45,7 @@ #include "hfc_usb.h" static const char *hfcusb_revision = - "$Revision: 4.36 $ $Date: 2005/04/08 09:55:13 $ "; + "$Revision: 2.3.2.13 $ $Date: 2006/02/17 17:17:22 $ "; /* Hisax debug support * use "modprobe debug=x" where x is bitfield of USB_DBG & ISDN_DBG @@ -219,7 +219,7 @@ symbolic(struct hfcusb_symbolic_list list[], const int num) for (i = 0; list[i].name != NULL; i++) if (list[i].num == num) return (list[i].name); - return "<unkown ERROR>"; + return "<unknown ERROR>"; } @@ -235,9 +235,9 @@ ctrl_start_transfer(hfcusb_data * hfc) hfc->ctrl_urb->transfer_buffer = NULL; hfc->ctrl_urb->transfer_buffer_length = 0; hfc->ctrl_write.wIndex = - hfc->ctrl_buff[hfc->ctrl_out_idx].hfc_reg; + cpu_to_le16(hfc->ctrl_buff[hfc->ctrl_out_idx].hfc_reg); hfc->ctrl_write.wValue = - hfc->ctrl_buff[hfc->ctrl_out_idx].reg_val; + cpu_to_le16(hfc->ctrl_buff[hfc->ctrl_out_idx].reg_val); usb_submit_urb(hfc->ctrl_urb, GFP_ATOMIC); /* start transfer */ } @@ -1282,7 +1282,7 @@ usb_init(hfcusb_data * hfc) /* init the background machinery for control requests */ hfc->ctrl_read.bRequestType = 0xc0; hfc->ctrl_read.bRequest = 1; - hfc->ctrl_read.wLength = 1; + hfc->ctrl_read.wLength = cpu_to_le16(1); hfc->ctrl_write.bRequestType = 0x40; hfc->ctrl_write.bRequest = 0; hfc->ctrl_write.wLength = 0; @@ -1373,9 +1373,8 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) vend_idx = 0xffff; for (i = 0; hfcusb_idtab[i].idVendor; i++) { - if (dev->descriptor.idVendor == hfcusb_idtab[i].idVendor - && dev->descriptor.idProduct == - hfcusb_idtab[i].idProduct) { + if ((le16_to_cpu(dev->descriptor.idVendor) == hfcusb_idtab[i].idVendor) + && (le16_to_cpu(dev->descriptor.idProduct) == hfcusb_idtab[i].idProduct)) { vend_idx = i; continue; } @@ -1516,8 +1515,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) usb_transfer_mode = USB_INT; packet_size = - ep->desc. - wMaxPacketSize; + le16_to_cpu(ep->desc.wMaxPacketSize); break; case USB_ENDPOINT_XFER_BULK: if (ep_addr & 0x80) @@ -1545,8 +1543,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) usb_transfer_mode = USB_BULK; packet_size = - ep->desc. - wMaxPacketSize; + le16_to_cpu(ep->desc.wMaxPacketSize); break; case USB_ENDPOINT_XFER_ISOC: if (ep_addr & 0x80) @@ -1574,8 +1571,7 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) usb_transfer_mode = USB_ISOC; iso_packet_size = - ep->desc. - wMaxPacketSize; + le16_to_cpu(ep->desc.wMaxPacketSize); break; default: context-> @@ -1588,10 +1584,8 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) fifonum = cidx; context->fifos[cidx].hfc = context; - context->fifos[cidx]. - usb_packet_maxlen = - ep->desc. - wMaxPacketSize; + context->fifos[cidx].usb_packet_maxlen = + le16_to_cpu(ep->desc.wMaxPacketSize); context->fifos[cidx]. intervall = ep->desc.bInterval; diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index 393633681f4..aeaa1db74bd 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -1682,6 +1682,7 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp) #ifdef ISDN_DEBUG_MODEM_OPEN printk(KERN_DEBUG "isdn_tty_close after info->count != 0\n"); #endif + module_put(info->owner); return; } info->flags |= ISDN_ASYNC_CLOSING; diff --git a/drivers/macintosh/windfarm_core.c b/drivers/macintosh/windfarm_core.c index bb8d5efe19b..6c0ba04bc57 100644 --- a/drivers/macintosh/windfarm_core.c +++ b/drivers/macintosh/windfarm_core.c @@ -35,6 +35,8 @@ #include <linux/platform_device.h> #include <linux/mutex.h> +#include <asm/prom.h> + #include "windfarm.h" #define VERSION "0.2" @@ -465,6 +467,11 @@ static int __init windfarm_core_init(void) { DBG("wf: core loaded\n"); + /* Don't register on old machines that use therm_pm72 for now */ + if (machine_is_compatible("PowerMac7,2") || + machine_is_compatible("PowerMac7,3") || + machine_is_compatible("RackMac3,1")) + return -ENODEV; platform_device_register(&wf_platform_device); return 0; } diff --git a/drivers/macintosh/windfarm_cpufreq_clamp.c b/drivers/macintosh/windfarm_cpufreq_clamp.c index 607dbaca69c..81337cd16e8 100644 --- a/drivers/macintosh/windfarm_cpufreq_clamp.c +++ b/drivers/macintosh/windfarm_cpufreq_clamp.c @@ -8,6 +8,8 @@ #include <linux/wait.h> #include <linux/cpufreq.h> +#include <asm/prom.h> + #include "windfarm.h" #define VERSION "0.3" @@ -74,6 +76,12 @@ static int __init wf_cpufreq_clamp_init(void) { struct wf_control *clamp; + /* Don't register on old machines that use therm_pm72 for now */ + if (machine_is_compatible("PowerMac7,2") || + machine_is_compatible("PowerMac7,3") || + machine_is_compatible("RackMac3,1")) + return -ENODEV; + clamp = kmalloc(sizeof(struct wf_control), GFP_KERNEL); if (clamp == NULL) return -ENOMEM; diff --git a/drivers/macintosh/windfarm_lm75_sensor.c b/drivers/macintosh/windfarm_lm75_sensor.c index 906d3ecae6e..423bfa2432c 100644 --- a/drivers/macintosh/windfarm_lm75_sensor.c +++ b/drivers/macintosh/windfarm_lm75_sensor.c @@ -25,7 +25,7 @@ #include "windfarm.h" -#define VERSION "0.1" +#define VERSION "0.2" #undef DEBUG @@ -113,6 +113,7 @@ static struct wf_lm75_sensor *wf_lm75_create(struct i2c_adapter *adapter, const char *loc) { struct wf_lm75_sensor *lm; + int rc; DBG("wf_lm75: creating %s device at address 0x%02x\n", ds1775 ? "ds1775" : "lm75", addr); @@ -139,9 +140,11 @@ static struct wf_lm75_sensor *wf_lm75_create(struct i2c_adapter *adapter, lm->i2c.driver = &wf_lm75_driver; strncpy(lm->i2c.name, lm->sens.name, I2C_NAME_SIZE-1); - if (i2c_attach_client(&lm->i2c)) { - printk(KERN_ERR "windfarm: failed to attach %s %s to i2c\n", - ds1775 ? "ds1775" : "lm75", lm->i2c.name); + rc = i2c_attach_client(&lm->i2c); + if (rc) { + printk(KERN_ERR "windfarm: failed to attach %s %s to i2c," + " err %d\n", ds1775 ? "ds1775" : "lm75", + lm->i2c.name, rc); goto fail; } @@ -175,16 +178,22 @@ static int wf_lm75_attach(struct i2c_adapter *adapter) (dev = of_get_next_child(busnode, dev)) != NULL;) { const char *loc = get_property(dev, "hwsensor-location", NULL); - u32 *reg = (u32 *)get_property(dev, "reg", NULL); - DBG(" dev: %s... (loc: %p, reg: %p)\n", dev->name, loc, reg); - if (loc == NULL || reg == NULL) + u8 addr; + + /* We must re-match the adapter in order to properly check + * the channel on multibus setups + */ + if (!pmac_i2c_match_adapter(dev, adapter)) + continue; + addr = pmac_i2c_get_dev_addr(dev); + if (loc == NULL || addr == 0) continue; /* real lm75 */ if (device_is_compatible(dev, "lm75")) - wf_lm75_create(adapter, *reg, 0, loc); + wf_lm75_create(adapter, addr, 0, loc); /* ds1775 (compatible, better resolution */ else if (device_is_compatible(dev, "ds1775")) - wf_lm75_create(adapter, *reg, 1, loc); + wf_lm75_create(adapter, addr, 1, loc); } return 0; } @@ -206,6 +215,11 @@ static int wf_lm75_detach(struct i2c_client *client) static int __init wf_lm75_sensor_init(void) { + /* Don't register on old machines that use therm_pm72 for now */ + if (machine_is_compatible("PowerMac7,2") || + machine_is_compatible("PowerMac7,3") || + machine_is_compatible("RackMac3,1")) + return -ENODEV; return i2c_add_driver(&wf_lm75_driver); } diff --git a/drivers/macintosh/windfarm_max6690_sensor.c b/drivers/macintosh/windfarm_max6690_sensor.c index 5b9ad6ca7cb..8e99d408fdd 100644 --- a/drivers/macintosh/windfarm_max6690_sensor.c +++ b/drivers/macintosh/windfarm_max6690_sensor.c @@ -17,7 +17,7 @@ #include "windfarm.h" -#define VERSION "0.1" +#define VERSION "0.2" /* This currently only exports the external temperature sensor, since that's all the control loops need. */ @@ -81,7 +81,7 @@ static struct wf_sensor_ops wf_max6690_ops = { static void wf_max6690_create(struct i2c_adapter *adapter, u8 addr) { struct wf_6690_sensor *max; - char *name = "u4-temp"; + char *name = "backside-temp"; max = kzalloc(sizeof(struct wf_6690_sensor), GFP_KERNEL); if (max == NULL) { @@ -118,7 +118,6 @@ static int wf_max6690_attach(struct i2c_adapter *adapter) struct device_node *busnode, *dev = NULL; struct pmac_i2c_bus *bus; const char *loc; - u32 *reg; bus = pmac_i2c_adapter_to_bus(adapter); if (bus == NULL) @@ -126,16 +125,23 @@ static int wf_max6690_attach(struct i2c_adapter *adapter) busnode = pmac_i2c_get_bus_node(bus); while ((dev = of_get_next_child(busnode, dev)) != NULL) { + u8 addr; + + /* We must re-match the adapter in order to properly check + * the channel on multibus setups + */ + if (!pmac_i2c_match_adapter(dev, adapter)) + continue; if (!device_is_compatible(dev, "max6690")) continue; + addr = pmac_i2c_get_dev_addr(dev); loc = get_property(dev, "hwsensor-location", NULL); - reg = (u32 *) get_property(dev, "reg", NULL); - if (!loc || !reg) + if (loc == NULL || addr == 0) continue; - printk("found max6690, loc=%s reg=%x\n", loc, *reg); + printk("found max6690, loc=%s addr=0x%02x\n", loc, addr); if (strcmp(loc, "BACKSIDE")) continue; - wf_max6690_create(adapter, *reg); + wf_max6690_create(adapter, addr); } return 0; @@ -153,6 +159,11 @@ static int wf_max6690_detach(struct i2c_client *client) static int __init wf_max6690_sensor_init(void) { + /* Don't register on old machines that use therm_pm72 for now */ + if (machine_is_compatible("PowerMac7,2") || + machine_is_compatible("PowerMac7,3") || + machine_is_compatible("RackMac3,1")) + return -ENODEV; return i2c_add_driver(&wf_max6690_driver); } diff --git a/drivers/macintosh/windfarm_pid.c b/drivers/macintosh/windfarm_pid.c index 0842432e27a..f10efb28cae 100644 --- a/drivers/macintosh/windfarm_pid.c +++ b/drivers/macintosh/windfarm_pid.c @@ -143,3 +143,7 @@ s32 wf_cpu_pid_run(struct wf_cpu_pid_state *st, s32 new_power, s32 new_temp) return st->target; } EXPORT_SYMBOL_GPL(wf_cpu_pid_run); + +MODULE_AUTHOR("Benjamin Herrenschmidt <benh@kernel.crashing.org>"); +MODULE_DESCRIPTION("PID algorithm for PowerMacs thermal control"); +MODULE_LICENSE("GPL"); diff --git a/drivers/macintosh/windfarm_pm112.c b/drivers/macintosh/windfarm_pm112.c index c2a4e689c78..ef66bf2778e 100644 --- a/drivers/macintosh/windfarm_pm112.c +++ b/drivers/macintosh/windfarm_pm112.c @@ -358,6 +358,7 @@ static void backside_fan_tick(void) return; if (!backside_tick) { /* first time; initialize things */ + printk(KERN_INFO "windfarm: Backside control loop started.\n"); backside_param.min = backside_fan->ops->get_min(backside_fan); backside_param.max = backside_fan->ops->get_max(backside_fan); wf_pid_init(&backside_pid, &backside_param); @@ -407,6 +408,7 @@ static void drive_bay_fan_tick(void) return; if (!drive_bay_tick) { /* first time; initialize things */ + printk(KERN_INFO "windfarm: Drive bay control loop started.\n"); drive_bay_prm.min = drive_bay_fan->ops->get_min(drive_bay_fan); drive_bay_prm.max = drive_bay_fan->ops->get_max(drive_bay_fan); wf_pid_init(&drive_bay_pid, &drive_bay_prm); @@ -458,6 +460,7 @@ static void slots_fan_tick(void) return; if (!slots_started) { /* first time; initialize things */ + printk(KERN_INFO "windfarm: Slots control loop started.\n"); wf_pid_init(&slots_pid, &slots_param); slots_started = 1; } @@ -504,6 +507,7 @@ static void pm112_tick(void) if (!started) { started = 1; + printk(KERN_INFO "windfarm: CPUs control loops started.\n"); for (i = 0; i < nr_cores; ++i) { if (create_cpu_loop(i) < 0) { failure_state = FAILURE_PERM; @@ -594,8 +598,6 @@ static void pm112_new_sensor(struct wf_sensor *sr) { unsigned int i; - if (have_all_sensors) - return; if (!strncmp(sr->name, "cpu-temp-", 9)) { i = sr->name[9] - '0'; if (sr->name[10] == 0 && i < NR_CORES && @@ -613,7 +615,7 @@ static void pm112_new_sensor(struct wf_sensor *sr) } else if (!strcmp(sr->name, "slots-power")) { if (slots_power == NULL && wf_get_sensor(sr) == 0) slots_power = sr; - } else if (!strcmp(sr->name, "u4-temp")) { + } else if (!strcmp(sr->name, "backside-temp")) { if (u4_temp == NULL && wf_get_sensor(sr) == 0) u4_temp = sr; } else diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index d39f584cd8b..5d88329e3c7 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -306,6 +306,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int r1bio_t * r1_bio = (r1bio_t *)(bio->bi_private); int mirror, behind = test_bit(R1BIO_BehindIO, &r1_bio->state); conf_t *conf = mddev_to_conf(r1_bio->mddev); + struct bio *to_put = NULL; if (bio->bi_size) return 1; @@ -323,6 +324,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int * this branch is our 'one mirror IO has finished' event handler: */ r1_bio->bios[mirror] = NULL; + to_put = bio; if (!uptodate) { md_error(r1_bio->mddev, conf->mirrors[mirror].rdev); /* an I/O failed, we can't clear the bitmap */ @@ -375,7 +377,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int /* Don't dec_pending yet, we want to hold * the reference over the retry */ - return 0; + goto out; } if (test_bit(R1BIO_BehindIO, &r1_bio->state)) { /* free extra copy of the data pages */ @@ -392,10 +394,11 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int raid_end_bio_io(r1_bio); } - if (r1_bio->bios[mirror]==NULL) - bio_put(bio); - rdev_dec_pending(conf->mirrors[mirror].rdev, conf->mddev); + out: + if (to_put) + bio_put(to_put); + return 0; } @@ -857,7 +860,7 @@ static int make_request(request_queue_t *q, struct bio * bio) atomic_set(&r1_bio->remaining, 0); atomic_set(&r1_bio->behind_remaining, 0); - do_barriers = bio->bi_rw & BIO_RW_BARRIER; + do_barriers = bio_barrier(bio); if (do_barriers) set_bit(R1BIO_Barrier, &r1_bio->state); diff --git a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c index 390cc3a99ce..9c7f122826e 100644 --- a/drivers/media/dvb/b2c2/flexcop-fe-tuner.c +++ b/drivers/media/dvb/b2c2/flexcop-fe-tuner.c @@ -526,7 +526,7 @@ int flexcop_frontend_init(struct flexcop_device *fc) info("found the stv0297 at i2c address: 0x%02x",alps_tdee4_stv0297_config.demod_address); } else /* try the sky v2.3 (vp310/Samsung tbdu18132(tsa5059)) */ - if ((fc->fe = vp310_attach(&skystar23_samsung_tbdu18132_config, &fc->i2c_adap)) != NULL) { + if ((fc->fe = vp310_mt312_attach(&skystar23_samsung_tbdu18132_config, &fc->i2c_adap)) != NULL) { ops = fc->fe->ops; ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd; diff --git a/drivers/media/dvb/bt8xx/bt878.c b/drivers/media/dvb/bt8xx/bt878.c index 34c3189a1a3..356f447ee2a 100644 --- a/drivers/media/dvb/bt8xx/bt878.c +++ b/drivers/media/dvb/bt8xx/bt878.c @@ -382,7 +382,7 @@ bt878_device_control(struct bt878 *bt, unsigned int cmd, union dst_gpio_packet * EXPORT_SYMBOL(bt878_device_control); -struct cards card_list[] __devinitdata = { +static struct cards card_list[] __devinitdata = { { 0x01010071, BTTV_BOARD_NEBULA_DIGITV, "Nebula Electronics DigiTV" }, { 0x07611461, BTTV_BOARD_AVDVBT_761, "AverMedia AverTV DVB-T 761" }, diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c index 3a2ff1cc24b..0310e3dd07e 100644 --- a/drivers/media/dvb/bt8xx/dst.c +++ b/drivers/media/dvb/bt8xx/dst.c @@ -602,7 +602,7 @@ static int dst_type_print(u8 type) */ -struct dst_types dst_tlist[] = { +static struct dst_types dst_tlist[] = { { .device_id = "200103A", .offset = 0, diff --git a/drivers/media/dvb/dvb-core/demux.h b/drivers/media/dvb/dvb-core/demux.h index 9f025825b2d..0c1d87c5227 100644 --- a/drivers/media/dvb/dvb-core/demux.h +++ b/drivers/media/dvb/dvb-core/demux.h @@ -216,7 +216,7 @@ struct dmx_frontend { /*--------------------------------------------------------------------------*/ /* - * Flags OR'ed in the capabilites field of struct dmx_demux. + * Flags OR'ed in the capabilities field of struct dmx_demux. */ #define DMX_TS_FILTERING 1 diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c index f327fac1688..162f9795cd8 100644 --- a/drivers/media/dvb/dvb-usb/cxusb.c +++ b/drivers/media/dvb/dvb-usb/cxusb.c @@ -282,7 +282,7 @@ static struct cx22702_config cxusb_cx22702_config = { .pll_set = dvb_usb_pll_set_i2c, }; -static struct lgdt330x_config cxusb_lgdt330x_config = { +static struct lgdt330x_config cxusb_lgdt3303_config = { .demod_address = 0x0e, .demod_chip = LGDT3303, .pll_set = dvb_usb_pll_set_i2c, @@ -357,14 +357,14 @@ static int cxusb_cx22702_frontend_attach(struct dvb_usb_device *d) return -EIO; } -static int cxusb_lgdt330x_frontend_attach(struct dvb_usb_device *d) +static int cxusb_lgdt3303_frontend_attach(struct dvb_usb_device *d) { if (usb_set_interface(d->udev,0,7) < 0) err("set interface failed"); cxusb_ctrl_msg(d,CMD_DIGITAL, NULL, 0, NULL, 0); - if ((d->fe = lgdt330x_attach(&cxusb_lgdt330x_config, &d->i2c_adap)) != NULL) + if ((d->fe = lgdt330x_attach(&cxusb_lgdt3303_config, &d->i2c_adap)) != NULL) return 0; return -EIO; @@ -506,7 +506,7 @@ static struct dvb_usb_properties cxusb_bluebird_lgh064f_properties = { .streaming_ctrl = cxusb_streaming_ctrl, .power_ctrl = cxusb_power_ctrl, - .frontend_attach = cxusb_lgdt330x_frontend_attach, + .frontend_attach = cxusb_lgdt3303_frontend_attach, .tuner_attach = cxusb_lgh064f_tuner_attach, .i2c_algo = &cxusb_i2c_algo, diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-init.c b/drivers/media/dvb/dvb-usb/dvb-usb-init.c index 716f8bf528c..ce34a55e5c2 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-init.c +++ b/drivers/media/dvb/dvb-usb/dvb-usb-init.c @@ -47,7 +47,7 @@ static int dvb_usb_init(struct dvb_usb_device *d) d->state = DVB_USB_STATE_INIT; -/* check the capabilites and set appropriate variables */ +/* check the capabilities and set appropriate variables */ /* speed - when running at FULL speed we need a HW PID filter */ if (d->udev->speed == USB_SPEED_FULL && !(d->props.caps & DVB_USB_HAS_PID_FILTER)) { diff --git a/drivers/media/dvb/dvb-usb/dvb-usb.h b/drivers/media/dvb/dvb-usb/dvb-usb.h index 5e5d21ad93c..d4909e5c67e 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb.h +++ b/drivers/media/dvb/dvb-usb/dvb-usb.h @@ -87,7 +87,7 @@ struct dvb_usb_device; /** * struct dvb_usb_properties - properties of a dvb-usb-device - * @caps: capabilites of the DVB USB device. + * @caps: capabilities of the DVB USB device. * @pid_filter_count: number of PID filter position in the optional hardware * PID-filter. * diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index 76b6a2aef32..c676b1e23ab 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -29,7 +29,7 @@ config DVB_TDA8083 A DVB-S tuner module. Say Y when you want to support this frontend. config DVB_MT312 - tristate "Zarlink MT312 based" + tristate "Zarlink VP310/MT312 based" depends on DVB_CORE help A DVB-S tuner module. Say Y when you want to support this frontend. diff --git a/drivers/media/dvb/frontends/mt312.c b/drivers/media/dvb/frontends/mt312.c index ec4e641acc6..d3aea83cf21 100644 --- a/drivers/media/dvb/frontends/mt312.c +++ b/drivers/media/dvb/frontends/mt312.c @@ -612,76 +612,6 @@ static void mt312_release(struct dvb_frontend* fe) kfree(state); } -static struct dvb_frontend_ops vp310_mt312_ops; - -struct dvb_frontend* vp310_attach(const struct mt312_config* config, - struct i2c_adapter* i2c) -{ - struct mt312_state* state = NULL; - - /* allocate memory for the internal state */ - state = kmalloc(sizeof(struct mt312_state), GFP_KERNEL); - if (state == NULL) - goto error; - - /* setup the state */ - state->config = config; - state->i2c = i2c; - memcpy(&state->ops, &vp310_mt312_ops, sizeof(struct dvb_frontend_ops)); - strcpy(state->ops.info.name, "Zarlink VP310 DVB-S"); - - /* check if the demod is there */ - if (mt312_readreg(state, ID, &state->id) < 0) - goto error; - if (state->id != ID_VP310) { - goto error; - } - - /* create dvb_frontend */ - state->frequency = 90; - state->frontend.ops = &state->ops; - state->frontend.demodulator_priv = state; - return &state->frontend; - -error: - kfree(state); - return NULL; -} - -struct dvb_frontend* mt312_attach(const struct mt312_config* config, - struct i2c_adapter* i2c) -{ - struct mt312_state* state = NULL; - - /* allocate memory for the internal state */ - state = kmalloc(sizeof(struct mt312_state), GFP_KERNEL); - if (state == NULL) - goto error; - - /* setup the state */ - state->config = config; - state->i2c = i2c; - memcpy(&state->ops, &vp310_mt312_ops, sizeof(struct dvb_frontend_ops)); - strcpy(state->ops.info.name, "Zarlink MT312 DVB-S"); - - /* check if the demod is there */ - if (mt312_readreg(state, ID, &state->id) < 0) - goto error; - if (state->id != ID_MT312) { - goto error; - } - - /* create dvb_frontend */ - state->frequency = 60; - state->frontend.ops = &state->ops; - state->frontend.demodulator_priv = state; - return &state->frontend; - -error: - kfree(state); - return NULL; -} - static struct dvb_frontend_ops vp310_mt312_ops = { .info = { @@ -720,6 +650,49 @@ static struct dvb_frontend_ops vp310_mt312_ops = { .set_voltage = mt312_set_voltage, }; +struct dvb_frontend* vp310_mt312_attach(const struct mt312_config* config, + struct i2c_adapter* i2c) +{ + struct mt312_state* state = NULL; + + /* allocate memory for the internal state */ + state = kmalloc(sizeof(struct mt312_state), GFP_KERNEL); + if (state == NULL) + goto error; + + /* setup the state */ + state->config = config; + state->i2c = i2c; + memcpy(&state->ops, &vp310_mt312_ops, sizeof(struct dvb_frontend_ops)); + + /* check if the demod is there */ + if (mt312_readreg(state, ID, &state->id) < 0) + goto error; + + switch (state->id) { + case ID_VP310: + strcpy(state->ops.info.name, "Zarlink VP310 DVB-S"); + state->frequency = 90; + break; + case ID_MT312: + strcpy(state->ops.info.name, "Zarlink MT312 DVB-S"); + state->frequency = 60; + break; + default: + printk (KERN_WARNING "Only Zarlink VP310/MT312 are supported chips.\n"); + goto error; + } + + /* create dvb_frontend */ + state->frontend.ops = &state->ops; + state->frontend.demodulator_priv = state; + return &state->frontend; + +error: + kfree(state); + return NULL; +} + module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); @@ -727,5 +700,4 @@ MODULE_DESCRIPTION("Zarlink VP310/MT312 DVB-S Demodulator driver"); MODULE_AUTHOR("Andreas Oberritter <obi@linuxtv.org>"); MODULE_LICENSE("GPL"); -EXPORT_SYMBOL(mt312_attach); -EXPORT_SYMBOL(vp310_attach); +EXPORT_SYMBOL(vp310_mt312_attach); diff --git a/drivers/media/dvb/frontends/mt312.h b/drivers/media/dvb/frontends/mt312.h index b3a53a73a11..074d844f013 100644 --- a/drivers/media/dvb/frontends/mt312.h +++ b/drivers/media/dvb/frontends/mt312.h @@ -38,10 +38,8 @@ struct mt312_config int (*pll_set)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params); }; -extern struct dvb_frontend* mt312_attach(const struct mt312_config* config, - struct i2c_adapter* i2c); +struct dvb_frontend* vp310_mt312_attach(const struct mt312_config* config, + struct i2c_adapter* i2c); -extern struct dvb_frontend* vp310_attach(const struct mt312_config* config, - struct i2c_adapter* i2c); #endif // MT312_H diff --git a/drivers/media/dvb/frontends/stv0297.c b/drivers/media/dvb/frontends/stv0297.c index 6122ba754bc..eb15676d374 100644 --- a/drivers/media/dvb/frontends/stv0297.c +++ b/drivers/media/dvb/frontends/stv0297.c @@ -393,10 +393,6 @@ static int stv0297_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_par break; case QAM_128: - delay = 150; - sweeprate = 1000; - break; - case QAM_256: delay = 200; sweeprate = 500; diff --git a/drivers/media/dvb/ttpci/av7110.c b/drivers/media/dvb/ttpci/av7110.c index d36369e9e88..7c6ccb96b15 100644 --- a/drivers/media/dvb/ttpci/av7110.c +++ b/drivers/media/dvb/ttpci/av7110.c @@ -1439,7 +1439,7 @@ static int check_firmware(struct av7110* av7110) len = ntohl(*(u32*) ptr); ptr += 4; if (len >= 512) { - printk("dvb-ttpci: dpram file is way to big.\n"); + printk("dvb-ttpci: dpram file is way too big.\n"); return -EINVAL; } if (crc != crc32_le(0, ptr, len)) { @@ -2477,7 +2477,8 @@ static int frontend_init(struct av7110 *av7110) * The same behaviour of missing VSYNC can be duplicated on budget * cards, by seting DD1_INIT trigger mode 7 in 3rd nibble. */ -static int av7110_attach(struct saa7146_dev* dev, struct saa7146_pci_extension_data *pci_ext) +static int __devinit av7110_attach(struct saa7146_dev* dev, + struct saa7146_pci_extension_data *pci_ext) { const int length = TS_WIDTH * TS_HEIGHT; struct pci_dev *pdev = dev->pci; @@ -2827,7 +2828,7 @@ err_kfree_0: goto out; } -static int av7110_detach(struct saa7146_dev* saa) +static int __devexit av7110_detach(struct saa7146_dev* saa) { struct av7110 *av7110 = saa->ext_priv; dprintk(4, "%p\n", av7110); @@ -2974,7 +2975,7 @@ static struct saa7146_extension av7110_extension = { .module = THIS_MODULE, .pci_tbl = &pci_tbl[0], .attach = av7110_attach, - .detach = av7110_detach, + .detach = __devexit_p(av7110_detach), .irq_mask = MASK_19 | MASK_03 | MASK_10, .irq_func = av7110_irq, diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c index b2e63e9fc05..0bb6e74ae7f 100644 --- a/drivers/media/dvb/ttpci/av7110_hw.c +++ b/drivers/media/dvb/ttpci/av7110_hw.c @@ -245,6 +245,9 @@ int av7110_bootarm(struct av7110 *av7110) /* test DEBI */ iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); + /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */ + iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); + if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) { printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: " "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n", diff --git a/drivers/media/dvb/ttpci/av7110_ir.c b/drivers/media/dvb/ttpci/av7110_ir.c index 617e4f6c0ed..d54bbcdde2c 100644 --- a/drivers/media/dvb/ttpci/av7110_ir.c +++ b/drivers/media/dvb/ttpci/av7110_ir.c @@ -208,7 +208,7 @@ static void ir_handler(struct av7110 *av7110, u32 ircom) } -int __init av7110_ir_init(struct av7110 *av7110) +int __devinit av7110_ir_init(struct av7110 *av7110) { static struct proc_dir_entry *e; @@ -248,7 +248,7 @@ int __init av7110_ir_init(struct av7110 *av7110) } -void __exit av7110_ir_exit(struct av7110 *av7110) +void __devexit av7110_ir_exit(struct av7110 *av7110) { int i; diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c index 9f59541155d..85d964b5b33 100644 --- a/drivers/media/video/cpia.c +++ b/drivers/media/video/cpia.c @@ -3369,7 +3369,7 @@ static int cpia_do_ioctl(struct inode *inode, struct file *file, //DBG("cpia_ioctl: %u\n", ioctlnr); switch (ioctlnr) { - /* query capabilites */ + /* query capabilities */ case VIDIOCGCAP: { struct video_capability *b = arg; diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index 08ffd1f325f..5588b9a5c43 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -567,7 +567,7 @@ static struct v4l2_queryctrl cx25840_qctrl[] = { .type = V4L2_CTRL_TYPE_INTEGER, .name = "Contrast", .minimum = 0, - .maximum = 255, + .maximum = 127, .step = 1, .default_value = 64, .flags = 0, @@ -576,7 +576,7 @@ static struct v4l2_queryctrl cx25840_qctrl[] = { .type = V4L2_CTRL_TYPE_INTEGER, .name = "Saturation", .minimum = 0, - .maximum = 255, + .maximum = 127, .step = 1, .default_value = 64, .flags = 0, diff --git a/drivers/media/video/saa7115.c b/drivers/media/video/saa7115.c index 048d000941c..ffd87ce5555 100644 --- a/drivers/media/video/saa7115.c +++ b/drivers/media/video/saa7115.c @@ -1027,7 +1027,7 @@ static struct v4l2_queryctrl saa7115_qctrl[] = { .type = V4L2_CTRL_TYPE_INTEGER, .name = "Contrast", .minimum = 0, - .maximum = 255, + .maximum = 127, .step = 1, .default_value = 64, .flags = 0, @@ -1036,7 +1036,7 @@ static struct v4l2_queryctrl saa7115_qctrl[] = { .type = V4L2_CTRL_TYPE_INTEGER, .name = "Saturation", .minimum = 0, - .maximum = 255, + .maximum = 127, .step = 1, .default_value = 64, .flags = 0, diff --git a/drivers/media/video/saa7134/saa7134-alsa.c b/drivers/media/video/saa7134/saa7134-alsa.c index a7a6ab9298a..7df5e0826e1 100644 --- a/drivers/media/video/saa7134/saa7134-alsa.c +++ b/drivers/media/video/saa7134/saa7134-alsa.c @@ -54,10 +54,12 @@ MODULE_PARM_DESC(debug,"enable debug messages [alsa]"); static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ -static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0}; +static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 1}; module_param_array(index, int, NULL, 0444); +module_param_array(enable, int, NULL, 0444); MODULE_PARM_DESC(index, "Index value for SAA7134 capture interface(s)."); +MODULE_PARM_DESC(enable, "Enable (or not) the SAA7134 capture interface(s)."); #define dprintk(fmt, arg...) if (debug) \ printk(KERN_DEBUG "%s/alsa: " fmt, dev->name , ##arg) diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c index 5a35d3b6550..6bc63a4086c 100644 --- a/drivers/media/video/saa7134/saa7134-cards.c +++ b/drivers/media/video/saa7134/saa7134-cards.c @@ -977,7 +977,7 @@ struct saa7134_board saa7134_boards[] = { .radio_type = UNSET, .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, - .tda9887_conf = TDA9887_PRESENT | TDA9887_INTERCARRIER | TDA9887_PORT2_ACTIVE, + .tda9887_conf = TDA9887_PRESENT | TDA9887_INTERCARRIER | TDA9887_PORT2_INACTIVE, .inputs = {{ .name = name_tv, .vmux = 3, @@ -1666,7 +1666,7 @@ struct saa7134_board saa7134_boards[] = { .radio_type = UNSET, .tuner_addr = ADDR_UNSET, .radio_addr = ADDR_UNSET, - .tda9887_conf = TDA9887_PRESENT | TDA9887_INTERCARRIER | TDA9887_PORT2_ACTIVE, + .tda9887_conf = TDA9887_PRESENT | TDA9887_INTERCARRIER | TDA9887_PORT2_INACTIVE, .mpeg = SAA7134_MPEG_DVB, .inputs = {{ .name = name_tv, @@ -2187,7 +2187,7 @@ struct saa7134_board saa7134_boards[] = { .radio_type = UNSET, .tuner_addr = 0x61, .radio_addr = ADDR_UNSET, - .tda9887_conf = TDA9887_PRESENT, + .tda9887_conf = TDA9887_PRESENT | TDA9887_PORT1_ACTIVE, .mpeg = SAA7134_MPEG_DVB, .inputs = {{ .name = name_tv, @@ -2211,7 +2211,7 @@ struct saa7134_board saa7134_boards[] = { .radio_type = UNSET, .tuner_addr = 0x61, .radio_addr = ADDR_UNSET, - .tda9887_conf = TDA9887_PRESENT, + .tda9887_conf = TDA9887_PRESENT | TDA9887_PORT1_ACTIVE, .mpeg = SAA7134_MPEG_DVB, .inputs = {{ .name = name_tv, @@ -2392,7 +2392,7 @@ struct saa7134_board saa7134_boards[] = { }}, }, [SAA7134_BOARD_PINNACLE_PCTV_110i] = { - .name = "Pinnacle PCTV 110i (saa7133)", + .name = "Pinnacle PCTV 40i/50i/110i (saa7133)", .audio_clock = 0x00187de7, .tuner_type = TUNER_PHILIPS_TDA8290, .radio_type = UNSET, @@ -2407,6 +2407,10 @@ struct saa7134_board saa7134_boards[] = { },{ .name = name_comp1, .vmux = 1, + .amux = LINE2, + },{ + .name = name_comp2, + .vmux = 0, .amux = LINE2, },{ .name = name_svideo, @@ -2745,7 +2749,7 @@ struct pci_device_id saa7134_pci_tbl[] = { .vendor = PCI_VENDOR_ID_PHILIPS, .device = PCI_DEVICE_ID_PHILIPS_SAA7130, .subvendor = 0x1048, - .subdevice = 0x226b, + .subdevice = 0x226a, .driver_data = SAA7134_BOARD_ELSA_500TV, },{ .vendor = PCI_VENDOR_ID_PHILIPS, @@ -3201,6 +3205,11 @@ int saa7134_board_init1(struct saa7134_dev *dev) /* power-up tuner chip */ saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x00040000, 0x00040000); saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x00040000, 0x00000000); + case SAA7134_BOARD_PINNACLE_300I_DVBT_PAL: + /* this turns the remote control chip off to work around a bug in it */ + saa_writeb(SAA7134_GPIO_GPMODE1, 0x80); + saa_writeb(SAA7134_GPIO_GPSTATUS1, 0x80); + break; case SAA7134_BOARD_MONSTERTV_MOBILE: /* power-up tuner chip */ saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x00040000, 0x00040000); diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c index 1a536e86527..9db8e13f21c 100644 --- a/drivers/media/video/saa7134/saa7134-dvb.c +++ b/drivers/media/video/saa7134/saa7134-dvb.c @@ -110,6 +110,7 @@ static int mt352_pinnacle_init(struct dvb_frontend* fe) mt352_write(fe, fsm_ctl_cfg, sizeof(fsm_ctl_cfg)); mt352_write(fe, scan_ctl_cfg, sizeof(scan_ctl_cfg)); mt352_write(fe, irq_cfg, sizeof(irq_cfg)); + return 0; } @@ -117,8 +118,10 @@ static int mt352_pinnacle_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) { - static int on = TDA9887_PRESENT | TDA9887_PORT2_INACTIVE; - static int off = TDA9887_PRESENT | TDA9887_PORT2_ACTIVE; + u8 off[] = { 0x00, 0xf1}; + u8 on[] = { 0x00, 0x71}; + struct i2c_msg msg = {.addr=0x43, .flags=0, .buf=off, .len = sizeof(off)}; + struct saa7134_dev *dev = fe->dvb->priv; struct v4l2_frequency f; @@ -126,9 +129,10 @@ static int mt352_pinnacle_pll_set(struct dvb_frontend* fe, f.tuner = 0; f.type = V4L2_TUNER_DIGITAL_TV; f.frequency = params->frequency / 1000 * 16 / 1000; - saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&on); + i2c_transfer(&dev->i2c_adap, &msg, 1); saa7134_i2c_call_clients(dev,VIDIOC_S_FREQUENCY,&f); - saa7134_i2c_call_clients(dev,TDA9887_SET_CONFIG,&off); + msg.buf = on; + i2c_transfer(&dev->i2c_adap, &msg, 1); pinnacle_antenna_pwr(dev, antenna_pwr); diff --git a/drivers/media/video/tda8290.c b/drivers/media/video/tda8290.c index 7b4fb282ac8..a796a4e1917 100644 --- a/drivers/media/video/tda8290.c +++ b/drivers/media/video/tda8290.c @@ -580,9 +580,10 @@ int tda8290_init(struct i2c_client *c) int tda8290_probe(struct i2c_client *c) { - unsigned char soft_reset[] = { 0x00, 0x00 }; - unsigned char easy_mode_b[] = { 0x01, 0x02 }; - unsigned char easy_mode_g[] = { 0x01, 0x04 }; + unsigned char soft_reset[] = { 0x00, 0x00 }; + unsigned char easy_mode_b[] = { 0x01, 0x02 }; + unsigned char easy_mode_g[] = { 0x01, 0x04 }; + unsigned char restore_9886[] = { 0x00, 0xd6, 0x30 }; unsigned char addr_dto_lsb = 0x07; unsigned char data; @@ -599,6 +600,7 @@ int tda8290_probe(struct i2c_client *c) return 0; } } + i2c_master_send(c, restore_9886, 3); return -1; } diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c index e7ee619d62c..b6101bf446d 100644 --- a/drivers/media/video/tuner-core.c +++ b/drivers/media/video/tuner-core.c @@ -713,8 +713,9 @@ static int tuner_command(struct i2c_client *client, unsigned int cmd, void *arg) struct v4l2_frequency *f = arg; switch_v4l2(); - if (V4L2_TUNER_RADIO == f->type && - V4L2_TUNER_RADIO != t->mode) { + if ((V4L2_TUNER_RADIO == f->type && V4L2_TUNER_RADIO != t->mode) + || (V4L2_TUNER_DIGITAL_TV == f->type + && V4L2_TUNER_DIGITAL_TV != t->mode)) { if (set_mode (client, t, f->type, "VIDIOC_S_FREQUENCY") == EINVAL) return 0; diff --git a/drivers/media/video/videocodec.h b/drivers/media/video/videocodec.h index 156ae57096f..b1239ac7f37 100644 --- a/drivers/media/video/videocodec.h +++ b/drivers/media/video/videocodec.h @@ -56,7 +56,7 @@ the slave is bound to it). Otherwise it doesn't need this functions and therfor they may not be initialized. - The other fuctions are just for convenience, as they are for shure used by + The other fuctions are just for convenience, as they are for sure used by most/all of the codecs. The last ones may be ommited, too. See the structure declaration below for more information and which data has diff --git a/drivers/media/video/zr36050.c b/drivers/media/video/zr36050.c index bd0cd28543c..6699725be60 100644 --- a/drivers/media/video/zr36050.c +++ b/drivers/media/video/zr36050.c @@ -159,7 +159,7 @@ zr36050_wait_end (struct zr36050 *ptr) while (!(zr36050_read_status1(ptr) & 0x4)) { udelay(1); - if (i++ > 200000) { // 200ms, there is for shure something wrong!!! + if (i++ > 200000) { // 200ms, there is for sure something wrong!!! dprintk(1, "%s: timout at wait_end (last status: 0x%02x)\n", ptr->name, ptr->status1); diff --git a/drivers/media/video/zr36060.c b/drivers/media/video/zr36060.c index 28fa31a5f15..d8dd003a7aa 100644 --- a/drivers/media/video/zr36060.c +++ b/drivers/media/video/zr36060.c @@ -161,7 +161,7 @@ zr36060_wait_end (struct zr36060 *ptr) while (zr36060_read_status(ptr) & ZR060_CFSR_Busy) { udelay(1); - if (i++ > 200000) { // 200ms, there is for shure something wrong!!! + if (i++ > 200000) { // 200ms, there is for sure something wrong!!! dprintk(1, "%s: timout at wait_end (last status: 0x%02x)\n", ptr->name, ptr->status); diff --git a/drivers/media/video/zr36120_i2c.c b/drivers/media/video/zr36120_i2c.c index 6bfe84d657f..21fde43a6ae 100644 --- a/drivers/media/video/zr36120_i2c.c +++ b/drivers/media/video/zr36120_i2c.c @@ -65,7 +65,7 @@ void attach_inform(struct i2c_bus *bus, int id) case I2C_DRIVERID_VIDEODECODER: DEBUG(printk(CARD_INFO "decoder attached\n",CARD)); - /* fetch the capabilites of the decoder */ + /* fetch the capabilities of the decoder */ rv = i2c_control_device(&ztv->i2c, I2C_DRIVERID_VIDEODECODER, DECODER_GET_CAPABILITIES, &dc); if (rv) { DEBUG(printk(CARD_DEBUG "decoder is not V4L aware!\n",CARD)); diff --git a/drivers/misc/ibmasm/ibmasm.h b/drivers/misc/ibmasm/ibmasm.h index 1cef2387fa6..6aba4195444 100644 --- a/drivers/misc/ibmasm/ibmasm.h +++ b/drivers/misc/ibmasm/ibmasm.h @@ -101,15 +101,16 @@ struct command { static inline void command_put(struct command *cmd) { unsigned long flags; + spinlock_t *lock = cmd->lock; - spin_lock_irqsave(cmd->lock, flags); - kobject_put(&cmd->kobj); - spin_unlock_irqrestore(cmd->lock, flags); + spin_lock_irqsave(lock, flags); + kobject_put(&cmd->kobj); + spin_unlock_irqrestore(lock, flags); } static inline void command_get(struct command *cmd) { - kobject_get(&cmd->kobj); + kobject_get(&cmd->kobj); } diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c index 824e430486c..830528dce0c 100644 --- a/drivers/net/3c509.c +++ b/drivers/net/3c509.c @@ -1574,6 +1574,7 @@ MODULE_LICENSE("GPL"); static int __init el3_init_module(void) { + int ret = 0; el3_cards = 0; if (debug >= 0) @@ -1589,14 +1590,16 @@ static int __init el3_init_module(void) } #ifdef CONFIG_EISA - if (eisa_driver_register (&el3_eisa_driver) < 0) { - eisa_driver_unregister (&el3_eisa_driver); - } + ret = eisa_driver_register(&el3_eisa_driver); #endif #ifdef CONFIG_MCA - mca_register_driver(&el3_mca_driver); + { + int err = mca_register_driver(&el3_mca_driver); + if (ret == 0) + ret = err; + } #endif - return 0; + return ret; } static void __exit el3_cleanup_module(void) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index bdf294d2df2..d4d8e5f9ebf 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1087,7 +1087,8 @@ config NE2000 without a specific driver are compatible with NE2000. If you have a PCI NE2000 card however, say N here and Y to "PCI - NE2000 support", above. If you have a NE2000 card and are running on + NE2000 and clone support" under "EISA, VLB, PCI and on board + controllers" below. If you have a NE2000 card and are running on an MCA system (a bus system used on some IBM PS/2 computers and laptops), say N here and Y to "NE/2 (ne2000 MCA version) support", below. diff --git a/drivers/net/de620.c b/drivers/net/de620.c index 0069f5fa973..22fc5b869a6 100644 --- a/drivers/net/de620.c +++ b/drivers/net/de620.c @@ -1012,7 +1012,7 @@ static int __init read_eeprom(struct net_device *dev) #ifdef MODULE static struct net_device *de620_dev; -int init_module(void) +int __init init_module(void) { de620_dev = de620_probe(-1); if (IS_ERR(de620_dev)) diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c index 6376b63d9b1..1f3627470c9 100644 --- a/drivers/net/dl2k.c +++ b/drivers/net/dl2k.c @@ -50,8 +50,8 @@ */ #define DRV_NAME "D-Link DL2000-based linux driver" -#define DRV_VERSION "v1.17a" -#define DRV_RELDATE "2002/10/04" +#define DRV_VERSION "v1.17b" +#define DRV_RELDATE "2006/03/10" #include "dl2k.h" static char version[] __devinitdata = @@ -765,7 +765,7 @@ rio_free_tx (struct net_device *dev, int irq) break; skb = np->tx_skbuff[entry]; pci_unmap_single (np->pdev, - np->tx_ring[entry].fraginfo, + np->tx_ring[entry].fraginfo & 0xffffffffffff, skb->len, PCI_DMA_TODEVICE); if (irq) dev_kfree_skb_irq (skb); @@ -892,14 +892,16 @@ receive_packet (struct net_device *dev) /* Small skbuffs for short packets */ if (pkt_len > copy_thresh) { - pci_unmap_single (np->pdev, desc->fraginfo, + pci_unmap_single (np->pdev, + desc->fraginfo & 0xffffffffffff, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb_put (skb = np->rx_skbuff[entry], pkt_len); np->rx_skbuff[entry] = NULL; } else if ((skb = dev_alloc_skb (pkt_len + 2)) != NULL) { pci_dma_sync_single_for_cpu(np->pdev, - desc->fraginfo, + desc->fraginfo & + 0xffffffffffff, np->rx_buf_sz, PCI_DMA_FROMDEVICE); skb->dev = dev; @@ -910,7 +912,8 @@ receive_packet (struct net_device *dev) pkt_len, 0); skb_put (skb, pkt_len); pci_dma_sync_single_for_device(np->pdev, - desc->fraginfo, + desc->fraginfo & + 0xffffffffffff, np->rx_buf_sz, PCI_DMA_FROMDEVICE); } @@ -1796,8 +1799,9 @@ rio_close (struct net_device *dev) np->rx_ring[i].fraginfo = 0; skb = np->rx_skbuff[i]; if (skb) { - pci_unmap_single (np->pdev, np->rx_ring[i].fraginfo, - skb->len, PCI_DMA_FROMDEVICE); + pci_unmap_single(np->pdev, + np->rx_ring[i].fraginfo & 0xffffffffffff, + skb->len, PCI_DMA_FROMDEVICE); dev_kfree_skb (skb); np->rx_skbuff[i] = NULL; } @@ -1805,8 +1809,9 @@ rio_close (struct net_device *dev) for (i = 0; i < TX_RING_SIZE; i++) { skb = np->tx_skbuff[i]; if (skb) { - pci_unmap_single (np->pdev, np->tx_ring[i].fraginfo, - skb->len, PCI_DMA_TODEVICE); + pci_unmap_single(np->pdev, + np->tx_ring[i].fraginfo & 0xffffffffffff, + skb->len, PCI_DMA_TODEVICE); dev_kfree_skb (skb); np->tx_skbuff[i] = NULL; } diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 9adaf5fa9d4..0c631a77ccf 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2815,7 +2815,7 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) printk(KERN_ERR "__pskb_pull_tail failed.\n"); dev_kfree_skb_any(skb); - return -EFAULT; + return NETDEV_TX_OK; } len = skb->len - skb->data_len; break; diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 72c1630977d..73260364cba 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -74,7 +74,7 @@ #define TX_RING_SIZE 512 #define TX_DEF_PENDING (TX_RING_SIZE - 1) #define TX_MIN_PENDING 64 -#define MAX_SKB_TX_LE (4 + 2*MAX_SKB_FRAGS) +#define MAX_SKB_TX_LE (4 + (sizeof(dma_addr_t)/sizeof(u32))*MAX_SKB_FRAGS) #define STATUS_RING_SIZE 2048 /* 2 ports * (TX + 2*RX) */ #define STATUS_LE_BYTES (STATUS_RING_SIZE*sizeof(struct sky2_status_le)) @@ -622,8 +622,8 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) /* Configure Rx MAC FIFO */ sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_CLR); - sky2_write16(hw, SK_REG(port, RX_GMF_CTRL_T), - GMF_RX_CTRL_DEF); + sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), + GMF_OPER_ON | GMF_RX_F_FL_ON); /* Flush Rx MAC FIFO on any flow control or error */ sky2_write16(hw, SK_REG(port, RX_GMF_FL_MSK), GMR_FS_ANY_ERR); @@ -995,6 +995,10 @@ static int sky2_rx_start(struct sky2_port *sky2) sky2_rx_add(sky2, re->mapaddr); } + /* Truncate oversize frames */ + sky2_write16(hw, SK_REG(sky2->port, RX_GMF_TR_THR), sky2->rx_bufsize - 8); + sky2_write32(hw, SK_REG(sky2->port, RX_GMF_CTRL_T), RX_TRUNC_ON); + /* Tell chip about available buffers */ sky2_write16(hw, Y2_QADDR(rxq, PREF_UNIT_PUT_IDX), sky2->rx_put); sky2->rx_last_put = sky2_read16(hw, Y2_QADDR(rxq, PREF_UNIT_PUT_IDX)); @@ -1145,6 +1149,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) struct sky2_tx_le *le = NULL; struct tx_ring_info *re; unsigned i, len; + int avail; dma_addr_t mapping; u32 addr64; u16 mss; @@ -1287,12 +1292,16 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) re->idx = sky2->tx_prod; le->ctrl |= EOP; + avail = tx_avail(sky2); + if (mss != 0 || avail < TX_MIN_PENDING) { + le->ctrl |= FRC_STAT; + if (avail <= MAX_SKB_TX_LE) + netif_stop_queue(dev); + } + sky2_put_idx(hw, txqaddr[sky2->port], sky2->tx_prod, &sky2->tx_last_put, TX_RING_SIZE); - if (tx_avail(sky2) <= MAX_SKB_TX_LE) - netif_stop_queue(dev); - out_unlock: spin_unlock(&sky2->tx_lock); @@ -1707,10 +1716,12 @@ static void sky2_tx_timeout(struct net_device *dev) #define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) -/* Want receive buffer size to be multiple of 64 bits, and incl room for vlan */ +/* Want receive buffer size to be multiple of 64 bits + * and incl room for vlan and truncation + */ static inline unsigned sky2_buf_size(int mtu) { - return roundup(mtu + ETH_HLEN + 4, 8); + return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8; } static int sky2_change_mtu(struct net_device *dev, int new_mtu) @@ -1793,7 +1804,7 @@ static struct sk_buff *sky2_receive(struct sky2_port *sky2, if (!(status & GMR_FS_RX_OK)) goto resubmit; - if ((status >> 16) != length || length > sky2->rx_bufsize) + if (length > sky2->netdev->mtu + ETH_HLEN) goto oversize; if (length < copybreak) { @@ -3243,8 +3254,7 @@ static int __devinit sky2_probe(struct pci_dev *pdev, } } - err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ | SA_SAMPLE_RANDOM, - DRV_NAME, hw); + err = request_irq(pdev->irq, sky2_intr, SA_SHIRQ, DRV_NAME, hw); if (err) { printk(KERN_ERR PFX "%s: cannot assign irq %d\n", pci_name(pdev), pdev->irq); diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 83ff5994a8d..0f3798f8188 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -3532,9 +3532,23 @@ static inline int tg3_4g_overflow_test(dma_addr_t mapping, int len) (base + len + 8 < base)); } +/* Test for DMA addresses > 40-bit */ +static inline int tg3_40bit_overflow_test(struct tg3 *tp, dma_addr_t mapping, + int len) +{ +#if defined(CONFIG_HIGHMEM) && (BITS_PER_LONG == 64) + if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) + return (((u64) mapping + len) > DMA_40BIT_MASK); + return 0; +#else + return 0; +#endif +} + static void tg3_set_txd(struct tg3 *, int, dma_addr_t, int, u32, u32); -static int tigon3_4gb_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, +/* Workaround 4GB and 40-bit hardware DMA bugs. */ +static int tigon3_dma_hwbug_workaround(struct tg3 *tp, struct sk_buff *skb, u32 last_plus_one, u32 *start, u32 base_flags, u32 mss) { @@ -3742,6 +3756,9 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) if (tg3_4g_overflow_test(mapping, len)) would_hit_hwbug = 1; + if (tg3_40bit_overflow_test(tp, mapping, len)) + would_hit_hwbug = 1; + if (tp->tg3_flags2 & TG3_FLG2_HW_TSO) tg3_set_txd(tp, entry, mapping, len, base_flags, (i == last)|(mss << 1)); @@ -3763,7 +3780,7 @@ static int tg3_start_xmit(struct sk_buff *skb, struct net_device *dev) /* If the workaround fails due to memory/mapping * failure, silently drop this packet. */ - if (tigon3_4gb_hwbug_workaround(tp, skb, last_plus_one, + if (tigon3_dma_hwbug_workaround(tp, skb, last_plus_one, &start, base_flags, mss)) goto out_unlock; @@ -10608,8 +10625,9 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, unsigned long tg3reg_base, tg3reg_len; struct net_device *dev; struct tg3 *tp; - int i, err, pci_using_dac, pm_cap; + int i, err, pm_cap; char str[40]; + u64 dma_mask, persist_dma_mask; if (tg3_version_printed++ == 0) printk(KERN_INFO "%s", version); @@ -10646,26 +10664,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, goto err_out_free_res; } - /* Configure DMA attributes. */ - err = pci_set_dma_mask(pdev, DMA_64BIT_MASK); - if (!err) { - pci_using_dac = 1; - err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK); - if (err < 0) { - printk(KERN_ERR PFX "Unable to obtain 64 bit DMA " - "for consistent allocations\n"); - goto err_out_free_res; - } - } else { - err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); - if (err) { - printk(KERN_ERR PFX "No usable DMA configuration, " - "aborting.\n"); - goto err_out_free_res; - } - pci_using_dac = 0; - } - tg3reg_base = pci_resource_start(pdev, 0); tg3reg_len = pci_resource_len(pdev, 0); @@ -10679,8 +10677,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); - if (pci_using_dac) - dev->features |= NETIF_F_HIGHDMA; dev->features |= NETIF_F_LLTX; #if TG3_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; @@ -10765,6 +10761,44 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, goto err_out_iounmap; } + /* 5714, 5715 and 5780 cannot support DMA addresses > 40-bit. + * On 64-bit systems with IOMMU, use 40-bit dma_mask. + * On 64-bit systems without IOMMU, use 64-bit dma_mask and + * do DMA address check in tg3_start_xmit(). + */ + if (tp->tg3_flags2 & TG3_FLG2_5780_CLASS) { + persist_dma_mask = dma_mask = DMA_40BIT_MASK; +#ifdef CONFIG_HIGHMEM + dma_mask = DMA_64BIT_MASK; +#endif + } else if (tp->tg3_flags2 & TG3_FLG2_IS_5788) + persist_dma_mask = dma_mask = DMA_32BIT_MASK; + else + persist_dma_mask = dma_mask = DMA_64BIT_MASK; + + /* Configure DMA attributes. */ + if (dma_mask > DMA_32BIT_MASK) { + err = pci_set_dma_mask(pdev, dma_mask); + if (!err) { + dev->features |= NETIF_F_HIGHDMA; + err = pci_set_consistent_dma_mask(pdev, + persist_dma_mask); + if (err < 0) { + printk(KERN_ERR PFX "Unable to obtain 64 bit " + "DMA for consistent allocations\n"); + goto err_out_iounmap; + } + } + } + if (err || dma_mask == DMA_32BIT_MASK) { + err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); + if (err) { + printk(KERN_ERR PFX "No usable DMA configuration, " + "aborting.\n"); + goto err_out_iounmap; + } + } + tg3_init_bufmgr_config(tp); #if TG3_TSO_SUPPORT != 0 @@ -10833,9 +10867,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, } else tp->tg3_flags &= ~TG3_FLAG_RX_CHECKSUMS; - if (tp->tg3_flags2 & TG3_FLG2_IS_5788) - dev->features &= ~NETIF_F_HIGHDMA; - /* flow control autonegotiation is default behavior */ tp->tg3_flags |= TG3_FLAG_PAUSE_AUTONEG; diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c index d6c3d52d2e8..6299e186c73 100644 --- a/drivers/net/tulip/de2104x.c +++ b/drivers/net/tulip/de2104x.c @@ -1357,7 +1357,6 @@ static int de_open (struct net_device *dev) { struct de_private *de = dev->priv; int rc; - unsigned long flags; if (netif_msg_ifup(de)) printk(KERN_DEBUG "%s: enabling interface\n", dev->name); @@ -1371,18 +1370,20 @@ static int de_open (struct net_device *dev) return rc; } - rc = de_init_hw(de); - if (rc) { - printk(KERN_ERR "%s: h/w init failure, err=%d\n", - dev->name, rc); - goto err_out_free; - } + dw32(IntrMask, 0); rc = request_irq(dev->irq, de_interrupt, SA_SHIRQ, dev->name, dev); if (rc) { printk(KERN_ERR "%s: IRQ %d request failure, err=%d\n", dev->name, dev->irq, rc); - goto err_out_hw; + goto err_out_free; + } + + rc = de_init_hw(de); + if (rc) { + printk(KERN_ERR "%s: h/w init failure, err=%d\n", + dev->name, rc); + goto err_out_free_irq; } netif_start_queue(dev); @@ -1390,11 +1391,8 @@ static int de_open (struct net_device *dev) return 0; -err_out_hw: - spin_lock_irqsave(&de->lock, flags); - de_stop_hw(de); - spin_unlock_irqrestore(&de->lock, flags); - +err_out_free_irq: + free_irq(dev->irq, dev); err_out_free: de_free_rings(de); return rc; @@ -1450,6 +1448,8 @@ static void de_tx_timeout (struct net_device *dev) synchronize_irq(dev->irq); de_clean_rings(de); + de_init_rings(de); + de_init_hw(de); netif_wake_queue(dev); diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c index 166de350778..10845253c9e 100644 --- a/drivers/parport/parport_serial.c +++ b/drivers/parport/parport_serial.c @@ -312,8 +312,7 @@ static int __devinit parport_register (struct pci_dev *dev, { struct parport_pc_pci *card; struct parport_serial_private *priv = pci_get_drvdata (dev); - int i = id->driver_data, n; - int success = 0; + int n, success = 0; priv->par = cards[id->driver_data]; card = &priv->par; @@ -344,10 +343,8 @@ static int __devinit parport_register (struct pci_dev *dev, "hi" as an offset (see SYBA def.) */ /* TODO: test if sharing interrupts works */ - printk (KERN_DEBUG "PCI parallel port detected: %04x:%04x, " - "I/O at %#lx(%#lx)\n", - parport_serial_pci_tbl[i].vendor, - parport_serial_pci_tbl[i].device, io_lo, io_hi); + dev_dbg(&dev->dev, "PCI parallel port detected: I/O at " + "%#lx(%#lx)\n", io_lo, io_hi); port = parport_pc_probe_port (io_lo, io_hi, PARPORT_IRQ_NONE, PARPORT_DMA_NONE, dev); if (port) { @@ -359,7 +356,7 @@ static int __devinit parport_register (struct pci_dev *dev, if (card->postinit_hook) card->postinit_hook (dev, card, !success); - return success ? 0 : 1; + return 0; } static int __devinit parport_serial_pci_probe (struct pci_dev *dev, diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 54ad93daca3..bb96ce1db08 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -411,7 +411,7 @@ static int pcmcia_device_probe(struct device * dev) * pseudo devices, and if not, add the second one. */ did = (struct pcmcia_device_id *) p_dev->dev.driver_data; - if ((did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && + if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) pcmcia_add_pseudo_device(p_dev->socket); diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index af1d5b404ce..33157c84d1d 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -215,9 +215,10 @@ dasd_state_basic_to_known(struct dasd_device * device) * interrupt for this detection ccw uses the kernel event daemon to * trigger the call to dasd_change_state. All this is done in the * discipline code, see dasd_eckd.c. - * After the analysis ccw is done (do_analysis returned 0 or error) - * the block device is setup. Either a fake disk is added to allow - * formatting or a proper device request queue is created. + * After the analysis ccw is done (do_analysis returned 0) the block + * device is setup. + * In case the analysis returns an error, the device setup is stopped + * (a fake disk was already added to allow formatting). */ static inline int dasd_state_basic_to_ready(struct dasd_device * device) @@ -227,13 +228,19 @@ dasd_state_basic_to_ready(struct dasd_device * device) rc = 0; if (device->discipline->do_analysis != NULL) rc = device->discipline->do_analysis(device); - if (rc) + if (rc) { + if (rc != -EAGAIN) + device->state = DASD_STATE_UNFMT; return rc; + } + /* make disk known with correct capacity */ dasd_setup_queue(device); + set_capacity(device->gdp, device->blocks << device->s2b_shift); device->state = DASD_STATE_READY; - if (dasd_scan_partitions(device) != 0) + rc = dasd_scan_partitions(device); + if (rc) device->state = DASD_STATE_BASIC; - return 0; + return rc; } /* @@ -254,6 +261,15 @@ dasd_state_ready_to_basic(struct dasd_device * device) } /* + * Back to basic. + */ +static inline void +dasd_state_unfmt_to_basic(struct dasd_device * device) +{ + device->state = DASD_STATE_BASIC; +} + +/* * Make the device online and schedule the bottom half to start * the requeueing of requests from the linux request queue to the * ccw queue. @@ -319,8 +335,12 @@ dasd_decrease_state(struct dasd_device *device) if (device->state == DASD_STATE_READY && device->target <= DASD_STATE_BASIC) dasd_state_ready_to_basic(device); - - if (device->state == DASD_STATE_BASIC && + + if (device->state == DASD_STATE_UNFMT && + device->target <= DASD_STATE_BASIC) + dasd_state_unfmt_to_basic(device); + + if (device->state == DASD_STATE_BASIC && device->target <= DASD_STATE_KNOWN) dasd_state_basic_to_known(device); @@ -1722,7 +1742,7 @@ dasd_open(struct inode *inp, struct file *filp) goto out; } - if (device->state < DASD_STATE_BASIC) { + if (device->state <= DASD_STATE_BASIC) { DBF_DEV_EVENT(DBF_ERR, device, " %s", " Cannot open unrecognized device"); rc = -ENODEV; diff --git a/drivers/s390/block/dasd_genhd.c b/drivers/s390/block/dasd_genhd.c index 65dc844b975..fce2835e7d1 100644 --- a/drivers/s390/block/dasd_genhd.c +++ b/drivers/s390/block/dasd_genhd.c @@ -100,8 +100,6 @@ dasd_scan_partitions(struct dasd_device * device) { struct block_device *bdev; - /* Make the disk known. */ - set_capacity(device->gdp, device->blocks << device->s2b_shift); bdev = bdget_disk(device->gdp, 0); if (!bdev || blkdev_get(bdev, FMODE_READ, 1) < 0) return -ENODEV; diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 0592354cc60..7cb0b9e78a6 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -26,7 +26,7 @@ * new: the dasd_device structure is allocated. * known: the discipline for the device is identified. * basic: the device can do basic i/o. - * accept: the device is analysed (format is known). + * unfmt: the device could not be analyzed (format is unknown). * ready: partition detection is done and the device is can do block io. * online: the device accepts requests from the block device queue. * @@ -47,8 +47,9 @@ #define DASD_STATE_NEW 0 #define DASD_STATE_KNOWN 1 #define DASD_STATE_BASIC 2 -#define DASD_STATE_READY 3 -#define DASD_STATE_ONLINE 4 +#define DASD_STATE_UNFMT 3 +#define DASD_STATE_READY 4 +#define DASD_STATE_ONLINE 5 #include <linux/module.h> #include <linux/wait.h> diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c index 2d5da3c75ca..1aa3c261718 100644 --- a/drivers/s390/block/dasd_proc.c +++ b/drivers/s390/block/dasd_proc.c @@ -93,6 +93,9 @@ dasd_devices_show(struct seq_file *m, void *v) case DASD_STATE_BASIC: seq_printf(m, "basic"); break; + case DASD_STATE_UNFMT: + seq_printf(m, "unformatted"); + break; case DASD_STATE_READY: case DASD_STATE_ONLINE: seq_printf(m, "active "); diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 8cf9905d484..f4183d66025 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -1115,6 +1115,9 @@ chsc_enable_facility(int operation_code) goto out; } switch (sda_area->response.code) { + case 0x0001: /* everything ok */ + ret = 0; + break; case 0x0003: /* invalid request block */ case 0x0007: ret = -EINVAL; @@ -1123,6 +1126,8 @@ chsc_enable_facility(int operation_code) case 0x0101: /* facility not provided */ ret = -EOPNOTSUPP; break; + default: /* something went wrong */ + ret = -EIO; } out: free_page((unsigned long)sda_area); diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c index d6469baa7e1..72118ee6895 100644 --- a/drivers/s390/net/smsgiucv.c +++ b/drivers/s390/net/smsgiucv.c @@ -168,7 +168,7 @@ smsg_init(void) driver_unregister(&smsg_driver); return -EIO; /* better errno ? */ } - rc = iucv_connect (&smsg_pathid, 1, 0, "*MSG ", 0, 0, 0, 0, + rc = iucv_connect (&smsg_pathid, 255, 0, "*MSG ", 0, 0, 0, 0, smsg_handle, 0); if (rc) { printk(KERN_ERR "SMSGIUCV: failed to connect to *MSG"); diff --git a/drivers/scsi/sr_ioctl.c b/drivers/scsi/sr_ioctl.c index 5d02ff4db6c..b65462f7648 100644 --- a/drivers/scsi/sr_ioctl.c +++ b/drivers/scsi/sr_ioctl.c @@ -192,7 +192,7 @@ int sr_do_ioctl(Scsi_CD *cd, struct packet_command *cgc) SDev = cd->device; if (!sense) { - sense = kmalloc(sizeof(*sense), GFP_KERNEL); + sense = kmalloc(SCSI_SENSE_BUFFERSIZE, GFP_KERNEL); if (!sense) { err = -ENOMEM; goto out; diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c index f3763d2ccb8..a37579ce6d7 100644 --- a/drivers/serial/ioc4_serial.c +++ b/drivers/serial/ioc4_serial.c @@ -2301,7 +2301,6 @@ static void receive_chars(struct uart_port *the_port) int read_count, request_count = IOC4_MAX_CHARS; struct uart_icount *icount; struct uart_info *info = the_port->info; - int flip = 0; unsigned long pflags; /* Make sure all the pointers are "good" ones */ @@ -2313,7 +2312,7 @@ static void receive_chars(struct uart_port *the_port) spin_lock_irqsave(&the_port->lock, pflags); tty = info->tty; - request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS - 2); + request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS); if (request_count > 0) { icount = &the_port->icount; @@ -2326,8 +2325,7 @@ static void receive_chars(struct uart_port *the_port) spin_unlock_irqrestore(&the_port->lock, pflags); - if (flip) - tty_flip_buffer_push(tty); + tty_flip_buffer_push(tty); } /** diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c index 419dd3cd786..193722d680c 100644 --- a/drivers/serial/ip22zilog.c +++ b/drivers/serial/ip22zilog.c @@ -420,10 +420,8 @@ static void ip22zilog_transmit_chars(struct uart_ip22zilog_port *up, if (up->port.info == NULL) goto ack_tx_int; xmit = &up->port.info->xmit; - if (uart_circ_empty(xmit)) { - uart_write_wakeup(&up->port); + if (uart_circ_empty(xmit)) goto ack_tx_int; - } if (uart_tx_stopped(&up->port)) goto ack_tx_int; diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c index 95fb4939c67..cc1faa31d12 100644 --- a/drivers/serial/serial_core.c +++ b/drivers/serial/serial_core.c @@ -71,6 +71,11 @@ static void uart_change_pm(struct uart_state *state, int pm_state); void uart_write_wakeup(struct uart_port *port) { struct uart_info *info = port->info; + /* + * This means you called this function _after_ the port was + * closed. No cookie for you. + */ + BUG_ON(!info); tasklet_schedule(&info->tlet); } @@ -471,14 +476,26 @@ static void uart_flush_chars(struct tty_struct *tty) } static int -uart_write(struct tty_struct *tty, const unsigned char * buf, int count) +uart_write(struct tty_struct *tty, const unsigned char *buf, int count) { struct uart_state *state = tty->driver_data; - struct uart_port *port = state->port; - struct circ_buf *circ = &state->info->xmit; + struct uart_port *port; + struct circ_buf *circ; unsigned long flags; int c, ret = 0; + /* + * This means you called this function _after_ the port was + * closed. No cookie for you. + */ + if (!state || !state->info) { + WARN_ON(1); + return -EL3HLT; + } + + port = state->port; + circ = &state->info->xmit; + if (!circ->buf) return 0; @@ -521,6 +538,15 @@ static void uart_flush_buffer(struct tty_struct *tty) struct uart_port *port = state->port; unsigned long flags; + /* + * This means you called this function _after_ the port was + * closed. No cookie for you. + */ + if (!state || !state->info) { + WARN_ON(1); + return; + } + DPRINTK("uart_flush_buffer(%d) called\n", tty->index); spin_lock_irqsave(&port->lock, flags); diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c index 43e67d6c29d..60ea4a3f071 100644 --- a/drivers/serial/sn_console.c +++ b/drivers/serial/sn_console.c @@ -820,7 +820,7 @@ static int __init sn_sal_module_init(void) int retval; if (!ia64_platform_is("sn2")) - return -ENODEV; + return 0; printk(KERN_INFO "sn_console: Console driver init\n"); diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c index 4dd6865d32b..b5c96e74a90 100644 --- a/drivers/usb/serial/usb-serial.c +++ b/drivers/usb/serial/usb-serial.c @@ -242,8 +242,10 @@ static void serial_close(struct tty_struct *tty, struct file * filp) down(&port->sem); - if (port->open_count == 0) - goto out; + if (port->open_count == 0) { + up(&port->sem); + return; + } --port->open_count; if (port->open_count == 0) { @@ -260,10 +262,8 @@ static void serial_close(struct tty_struct *tty, struct file * filp) module_put(port->serial->type->driver.owner); } - kref_put(&port->serial->kref, destroy_serial); - -out: up(&port->sem); + kref_put(&port->serial->kref, destroy_serial); } static int serial_write (struct tty_struct * tty, const unsigned char *buf, int count) diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c index df8e5667b34..466042808da 100644 --- a/drivers/video/arcfb.c +++ b/drivers/video/arcfb.c @@ -253,7 +253,7 @@ static void arcfb_lcd_update_page(struct arcfb_par *par, unsigned int upper, { unsigned char *src; unsigned int xindex, yindex, chipindex, linesize; - int i, count; + int i; unsigned char val; unsigned char bitmask, rightshift; @@ -282,7 +282,6 @@ static void arcfb_lcd_update_page(struct arcfb_par *par, unsigned int upper, } ks108_writeb_data(par, chipindex, val); left++; - count++; if (bitmask == 0x80) { bitmask = 1; src++; @@ -460,11 +459,11 @@ static ssize_t arcfb_write(struct file *file, const char __user *buf, size_t cou inode = file->f_dentry->d_inode; fbidx = iminor(inode); info = registered_fb[fbidx]; - par = info->par; if (!info || !info->screen_base) return -ENODEV; + par = info->par; xres = info->var.xres; fbmemlength = (xres * info->var.yres)/8; diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index bfc8a93b2c7..620c9a934e0 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -1326,7 +1326,7 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll, unsigned char post_dividers[] = {1,2,4,8,3,6,12}; u32 output_freq; u32 vclk; /* in .01 MHz */ - int i; + int i = 0; u32 n, d; vclk = 100000000 / period_in_ps; /* convert units to 10 kHz */ @@ -1340,15 +1340,16 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll, /* now, find an acceptable divider */ for (i = 0; i < sizeof(post_dividers); i++) { output_freq = post_dividers[i] * vclk; - if (output_freq >= c.ppll_min && output_freq <= c.ppll_max) + if (output_freq >= c.ppll_min && output_freq <= c.ppll_max) { + pll->post_divider = post_dividers[i]; break; + } } /* calculate feedback divider */ n = c.ref_divider * output_freq; d = c.ref_clk; - pll->post_divider = post_dividers[i]; pll->feedback_divider = round_div(n, d); pll->vclk = vclk; diff --git a/drivers/video/aty/radeon_monitor.c b/drivers/video/aty/radeon_monitor.c index 7f9838dceab..98c05bc0de4 100644 --- a/drivers/video/aty/radeon_monitor.c +++ b/drivers/video/aty/radeon_monitor.c @@ -396,6 +396,10 @@ static int __devinit radeon_parse_monitor_layout(struct radeonfb_info *rinfo, s1[i] = *s; i++; } + + if (i > 4) + i = 4; + } while (*s++); if (second) s2[i] = 0; diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index bd39bbd88d4..151fda8dded 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -172,7 +172,7 @@ struct backlight_device *backlight_device_register(const char *name, void *devda new_bd = kmalloc(sizeof(struct backlight_device), GFP_KERNEL); if (unlikely(!new_bd)) - return ERR_PTR(ENOMEM); + return ERR_PTR(-ENOMEM); init_MUTEX(&new_bd->sem); new_bd->props = bp; diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c index 9e32485ee7b..86908a60c63 100644 --- a/drivers/video/backlight/lcd.c +++ b/drivers/video/backlight/lcd.c @@ -171,7 +171,7 @@ struct lcd_device *lcd_device_register(const char *name, void *devdata, new_ld = kmalloc(sizeof(struct lcd_device), GFP_KERNEL); if (unlikely(!new_ld)) - return ERR_PTR(ENOMEM); + return ERR_PTR(-ENOMEM); init_MUTEX(&new_ld->sem); new_ld->props = lp; diff --git a/drivers/video/imsttfb.c b/drivers/video/imsttfb.c index ad416ae4759..7db42542eb1 100644 --- a/drivers/video/imsttfb.c +++ b/drivers/video/imsttfb.c @@ -1510,6 +1510,8 @@ imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) default: printk(KERN_INFO "imsttfb: Device 0x%x unknown, " "contact maintainer.\n", pdev->device); + release_mem_region(addr, size); + framebuffer_release(info); return -ENODEV; } diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c index 6b8bd3cdf9c..995b47c165a 100644 --- a/drivers/video/intelfb/intelfbdrv.c +++ b/drivers/video/intelfb/intelfbdrv.c @@ -1333,33 +1333,35 @@ intelfb_setcolreg(unsigned regno, unsigned red, unsigned green, if (regno > 255) return 1; - switch (dinfo->depth) { - case 8: - { - red >>= 8; - green >>= 8; - blue >>= 8; + if (dinfo->depth == 8) { + red >>= 8; + green >>= 8; + blue >>= 8; + + intelfbhw_setcolreg(dinfo, regno, red, green, blue, + transp); + } - intelfbhw_setcolreg(dinfo, regno, red, green, blue, - transp); + if (regno < 16) { + switch (dinfo->depth) { + case 15: + dinfo->pseudo_palette[regno] = ((red & 0xf800) >> 1) | + ((green & 0xf800) >> 6) | + ((blue & 0xf800) >> 11); + break; + case 16: + dinfo->pseudo_palette[regno] = (red & 0xf800) | + ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11); + break; + case 24: + dinfo->pseudo_palette[regno] = ((red & 0xff00) << 8) | + (green & 0xff00) | + ((blue & 0xff00) >> 8); + break; } - break; - case 15: - dinfo->pseudo_palette[regno] = ((red & 0xf800) >> 1) | - ((green & 0xf800) >> 6) | - ((blue & 0xf800) >> 11); - break; - case 16: - dinfo->pseudo_palette[regno] = (red & 0xf800) | - ((green & 0xfc00) >> 5) | - ((blue & 0xf800) >> 11); - break; - case 24: - dinfo->pseudo_palette[regno] = ((red & 0xff00) << 8) | - (green & 0xff00) | - ((blue & 0xff00) >> 8); - break; } + return 0; } diff --git a/drivers/video/kyro/STG4000VTG.c b/drivers/video/kyro/STG4000VTG.c index 3690b04190a..bd389709d23 100644 --- a/drivers/video/kyro/STG4000VTG.c +++ b/drivers/video/kyro/STG4000VTG.c @@ -17,7 +17,7 @@ void DisableVGA(volatile STG4000REG __iomem *pSTGReg) { u32 tmp; - volatile u32 count, i; + volatile u32 count = 0, i; /* Reset the VGA registers */ tmp = STG_READ_REG(SoftwareReset); diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c index a2e201dc40f..b961d5601bd 100644 --- a/drivers/video/neofb.c +++ b/drivers/video/neofb.c @@ -486,10 +486,8 @@ static void vgaHWRestore(const struct fb_info *info, static inline int neo2200_sync(struct fb_info *info) { struct neofb_par *par = info->par; - int waitcycles; - while (readl(&par->neo2200->bltStat) & 1) - waitcycles++; + while (readl(&par->neo2200->bltStat) & 1); return 0; } diff --git a/drivers/video/s1d13xxxfb.c b/drivers/video/s1d13xxxfb.c index e5d0f92eeae..feec47bdd47 100644 --- a/drivers/video/s1d13xxxfb.c +++ b/drivers/video/s1d13xxxfb.c @@ -588,6 +588,7 @@ s1d13xxxfb_probe(struct platform_device *pdev) goto bail; } + platform_set_drvdata(pdev, info); default_par = info->par; default_par->regs = ioremap_nocache(pdev->resource[1].start, pdev->resource[1].end - pdev->resource[1].start +1); @@ -638,8 +639,6 @@ s1d13xxxfb_probe(struct platform_device *pdev) goto bail; } - platform_set_drvdata(pdev, info); - printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index ab727eaa7f4..10e6b3aab9e 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -2021,8 +2021,8 @@ static int __devinit savagefb_probe (struct pci_dev* dev, #if defined(CONFIG_FB_SAVAGE_I2C) savagefb_create_i2c_busses(info); savagefb_probe_i2c_connector(info, &par->edid); - kfree(par->edid); fb_edid_to_monspecs(par->edid, &info->monspecs); + kfree(par->edid); fb_videomode_to_modelist(info->monspecs.modedb, info->monspecs.modedb_len, &info->modelist); diff --git a/drivers/video/tdfxfb.c b/drivers/video/tdfxfb.c index 3e7baf4c9fa..5e5328d682d 100644 --- a/drivers/video/tdfxfb.c +++ b/drivers/video/tdfxfb.c @@ -786,28 +786,32 @@ static int tdfxfb_setcolreg(unsigned regno, unsigned red, unsigned green, if (regno >= info->cmap.len || regno > 255) return 1; switch (info->fix.visual) { - case FB_VISUAL_PSEUDOCOLOR: - rgbcol =(((u32)red & 0xff00) << 8) | - (((u32)green & 0xff00) << 0) | - (((u32)blue & 0xff00) >> 8); - do_setpalentry(par, regno, rgbcol); - break; - /* Truecolor has no hardware color palettes. */ - case FB_VISUAL_TRUECOLOR: + case FB_VISUAL_PSEUDOCOLOR: + rgbcol =(((u32)red & 0xff00) << 8) | + (((u32)green & 0xff00) << 0) | + (((u32)blue & 0xff00) >> 8); + do_setpalentry(par, regno, rgbcol); + break; + /* Truecolor has no hardware color palettes. */ + case FB_VISUAL_TRUECOLOR: + if (regno < 16) { rgbcol = (CNVT_TOHW( red, info->var.red.length) << info->var.red.offset) | - (CNVT_TOHW( green, info->var.green.length) << - info->var.green.offset) | - (CNVT_TOHW( blue, info->var.blue.length) << - info->var.blue.offset) | - (CNVT_TOHW( transp, info->var.transp.length) << - info->var.transp.offset); - par->palette[regno] = rgbcol; - break; - default: - DPRINTK("bad depth %u\n", info->var.bits_per_pixel); - break; + (CNVT_TOHW( green, info->var.green.length) << + info->var.green.offset) | + (CNVT_TOHW( blue, info->var.blue.length) << + info->var.blue.offset) | + (CNVT_TOHW( transp, info->var.transp.length) << + info->var.transp.offset); + par->palette[regno] = rgbcol; + } + + break; + default: + DPRINTK("bad depth %u\n", info->var.bits_per_pixel); + break; } + return 0; } diff --git a/fs/9p/9p.c b/fs/9p/9p.c index 1a6d08761f3..f86a28d1d6a 100644 --- a/fs/9p/9p.c +++ b/fs/9p/9p.c @@ -111,7 +111,6 @@ static void v9fs_t_clunk_cb(void *a, struct v9fs_fcall *tc, if (!rc) return; - dprintk(DEBUG_9P, "tcall id %d rcall id %d\n", tc->id, rc->id); v9ses = a; if (rc->id == RCLUNK) v9fs_put_idpool(fid, &v9ses->fidpool); diff --git a/fs/9p/trans_fd.c b/fs/9p/trans_fd.c index 1a28ef97a3d..5b2ce21b10f 100644 --- a/fs/9p/trans_fd.c +++ b/fs/9p/trans_fd.c @@ -80,6 +80,7 @@ static int v9fs_fd_send(struct v9fs_transport *trans, void *v, int len) if (!trans || trans->status != Connected || !ts) return -EIO; + oldfs = get_fs(); set_fs(get_ds()); /* The cast to a user pointer is valid due to the set_fs() */ ret = vfs_write(ts->out_file, (void __user *)v, len, &ts->out_file->f_pos); diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c index dce729d4286..3ad8455f857 100644 --- a/fs/9p/vfs_inode.c +++ b/fs/9p/vfs_inode.c @@ -265,8 +265,7 @@ v9fs_create(struct v9fs_session_info *v9ses, u32 pfid, char *name, fid = v9fs_get_idpool(&v9ses->fidpool); if (fid < 0) { eprintk(KERN_WARNING, "no free fids available\n"); - err = -ENOSPC; - goto error; + return -ENOSPC; } err = v9fs_t_walk(v9ses, pfid, fid, NULL, &fcall); @@ -313,8 +312,7 @@ v9fs_clone_walk(struct v9fs_session_info *v9ses, u32 fid, struct dentry *dentry) nfid = v9fs_get_idpool(&v9ses->fidpool); if (nfid < 0) { eprintk(KERN_WARNING, "no free fids available\n"); - err = -ENOSPC; - goto error; + return ERR_PTR(-ENOSPC); } err = v9fs_t_walk(v9ses, fid, nfid, (char *) dentry->d_name.name, @@ -612,7 +610,7 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry, int result = 0; dprintk(DEBUG_VFS, "dir: %p dentry: (%s) %p nameidata: %p\n", - dir, dentry->d_iname, dentry, nameidata); + dir, dentry->d_name.name, dentry, nameidata); sb = dir->i_sb; v9ses = v9fs_inode2v9ses(dir); diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c index cdf787ee08d..d05318fa684 100644 --- a/fs/9p/vfs_super.c +++ b/fs/9p/vfs_super.c @@ -156,7 +156,6 @@ static struct super_block *v9fs_get_sb(struct file_system_type stat_result = v9fs_t_stat(v9ses, newfid, &fcall); if (stat_result < 0) { dprintk(DEBUG_ERROR, "stat error\n"); - kfree(fcall); v9fs_t_clunk(v9ses, newfid); } else { /* Setup the Root Inode */ diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h index 3c03aadaff0..7b25463d3c1 100644 --- a/fs/cifs/cifsproto.h +++ b/fs/cifs/cifsproto.h @@ -52,7 +52,7 @@ extern int SendReceive2(const unsigned int /* xid */ , struct cifsSesInfo *, int * /* type of buf returned */ , const int long_op); extern int checkSMBhdr(struct smb_hdr *smb, __u16 mid); extern int checkSMB(struct smb_hdr *smb, __u16 mid, int length); -extern int is_valid_oplock_break(struct smb_hdr *smb); +extern int is_valid_oplock_break(struct smb_hdr *smb, struct TCP_Server_Info *); extern int is_size_safe_to_change(struct cifsInodeInfo *); extern struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *); extern unsigned int smbCalcSize(struct smb_hdr *ptr); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index ef5ae6f93c7..2a0c1f4ca0a 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -630,7 +630,7 @@ multi_t2_fnd: smallbuf = NULL; } wake_up_process(task_to_wake); - } else if ((is_valid_oplock_break(smb_buffer) == FALSE) + } else if ((is_valid_oplock_break(smb_buffer, server) == FALSE) && (isMultiRsp == FALSE)) { cERROR(1, ("No task to wake, unknown frame rcvd!")); cifs_dump_mem("Received Data is: ",(char *)smb_buffer, diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 812c6bb0fe3..432ba15e2c2 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -475,7 +475,7 @@ checkSMB(struct smb_hdr *smb, __u16 mid, int length) return 0; } int -is_valid_oplock_break(struct smb_hdr *buf) +is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv) { struct smb_com_lock_req * pSMB = (struct smb_com_lock_req *)buf; struct list_head *tmp; @@ -535,7 +535,7 @@ is_valid_oplock_break(struct smb_hdr *buf) read_lock(&GlobalSMBSeslock); list_for_each(tmp, &GlobalTreeConnectionList) { tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList); - if (tcon->tid == buf->Tid) { + if ((tcon->tid == buf->Tid) && (srv == tcon->ses->server)) { cifs_stats_inc(&tcon->num_oplock_brks); list_for_each(tmp1,&tcon->openFileList){ netfile = list_entry(tmp1,struct cifsFileInfo, diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 537ac70edfe..c666769a875 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -446,7 +446,7 @@ static int dev_ifconf(unsigned int fd, unsigned int cmd, unsigned long arg) ifr = ifc.ifc_req; ifr32 = compat_ptr(ifc32.ifcbuf); for (i = 0, j = 0; - i + sizeof (struct ifreq32) < ifc32.ifc_len && j < ifc.ifc_len; + i + sizeof (struct ifreq32) <= ifc32.ifc_len && j < ifc.ifc_len; i += sizeof (struct ifreq32), j += sizeof (struct ifreq)) { if (copy_in_user(ifr32, ifr, sizeof (struct ifreq32))) return -EFAULT; diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 7fe85415ae7..8ad52f5bf25 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -36,7 +36,7 @@ static DECLARE_MUTEX(read_mutex); /* These two macros may change in future, to provide better st_ino semantics. */ -#define CRAMINO(x) ((x)->offset?(x)->offset<<2:1) +#define CRAMINO(x) (((x)->offset && (x)->size)?(x)->offset<<2:1) #define OFFSET(x) ((x)->i_ino) @@ -66,8 +66,36 @@ static int cramfs_iget5_test(struct inode *inode, void *opaque) static int cramfs_iget5_set(struct inode *inode, void *opaque) { + static struct timespec zerotime; struct cramfs_inode *cramfs_inode = opaque; + inode->i_mode = cramfs_inode->mode; + inode->i_uid = cramfs_inode->uid; + inode->i_size = cramfs_inode->size; + inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1; + inode->i_blksize = PAGE_CACHE_SIZE; + inode->i_gid = cramfs_inode->gid; + /* Struct copy intentional */ + inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime; inode->i_ino = CRAMINO(cramfs_inode); + /* inode->i_nlink is left 1 - arguably wrong for directories, + but it's the best we can do without reading the directory + contents. 1 yields the right result in GNU find, even + without -noleaf option. */ + if (S_ISREG(inode->i_mode)) { + inode->i_fop = &generic_ro_fops; + inode->i_data.a_ops = &cramfs_aops; + } else if (S_ISDIR(inode->i_mode)) { + inode->i_op = &cramfs_dir_inode_operations; + inode->i_fop = &cramfs_directory_operations; + } else if (S_ISLNK(inode->i_mode)) { + inode->i_op = &page_symlink_inode_operations; + inode->i_data.a_ops = &cramfs_aops; + } else { + inode->i_size = 0; + inode->i_blocks = 0; + init_special_inode(inode, inode->i_mode, + old_decode_dev(cramfs_inode->size)); + } return 0; } @@ -77,37 +105,7 @@ static struct inode *get_cramfs_inode(struct super_block *sb, struct inode *inode = iget5_locked(sb, CRAMINO(cramfs_inode), cramfs_iget5_test, cramfs_iget5_set, cramfs_inode); - static struct timespec zerotime; - if (inode && (inode->i_state & I_NEW)) { - inode->i_mode = cramfs_inode->mode; - inode->i_uid = cramfs_inode->uid; - inode->i_size = cramfs_inode->size; - inode->i_blocks = (cramfs_inode->size - 1) / 512 + 1; - inode->i_blksize = PAGE_CACHE_SIZE; - inode->i_gid = cramfs_inode->gid; - /* Struct copy intentional */ - inode->i_mtime = inode->i_atime = inode->i_ctime = zerotime; - inode->i_ino = CRAMINO(cramfs_inode); - /* inode->i_nlink is left 1 - arguably wrong for directories, - but it's the best we can do without reading the directory - contents. 1 yields the right result in GNU find, even - without -noleaf option. */ - if (S_ISREG(inode->i_mode)) { - inode->i_fop = &generic_ro_fops; - inode->i_data.a_ops = &cramfs_aops; - } else if (S_ISDIR(inode->i_mode)) { - inode->i_op = &cramfs_dir_inode_operations; - inode->i_fop = &cramfs_directory_operations; - } else if (S_ISLNK(inode->i_mode)) { - inode->i_op = &page_symlink_inode_operations; - inode->i_data.a_ops = &cramfs_aops; - } else { - inode->i_size = 0; - inode->i_blocks = 0; - init_special_inode(inode, inode->i_mode, - old_decode_dev(cramfs_inode->size)); - } unlock_new_inode(inode); } return inode; diff --git a/fs/dcache.c b/fs/dcache.c index a173bba3266..11dc83092d4 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1736,7 +1736,7 @@ void __init vfs_caches_init(unsigned long mempages) SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); filp_cachep = kmem_cache_create("filp", sizeof(struct file), 0, - SLAB_HWCACHE_ALIGN|SLAB_PANIC, filp_ctor, filp_dtor); + SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); dcache_init(mempages); inode_init(mempages); diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c index 3fc4238e970..0384e539b88 100644 --- a/fs/ext3/inode.c +++ b/fs/ext3/inode.c @@ -1624,15 +1624,14 @@ static int ext3_block_truncate_page(handle_t *handle, struct page *page, * For "nobh" option, we can only work if we don't need to * read-in the page - otherwise we create buffers to do the IO. */ - if (!page_has_buffers(page) && test_opt(inode->i_sb, NOBH)) { - if (PageUptodate(page)) { - kaddr = kmap_atomic(page, KM_USER0); - memset(kaddr + offset, 0, length); - flush_dcache_page(page); - kunmap_atomic(kaddr, KM_USER0); - set_page_dirty(page); - goto unlock; - } + if (!page_has_buffers(page) && test_opt(inode->i_sb, NOBH) && + ext3_should_writeback_data(inode) && PageUptodate(page)) { + kaddr = kmap_atomic(page, KM_USER0); + memset(kaddr + offset, 0, length); + flush_dcache_page(page); + kunmap_atomic(kaddr, KM_USER0); + set_page_dirty(page); + goto unlock; } if (!page_has_buffers(page)) diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c index 8bd8ac07770..b8f5cd1e540 100644 --- a/fs/ext3/namei.c +++ b/fs/ext3/namei.c @@ -2141,7 +2141,8 @@ retry: * We have a transaction open. All is sweetness. It also sets * i_size in generic_commit_write(). */ - err = page_symlink(inode, symname, l); + err = __page_symlink(inode, symname, l, + mapping_gfp_mask(inode->i_mapping) & ~__GFP_FS); if (err) { ext3_dec_count(handle, inode); ext3_mark_inode_dirty(handle, inode); diff --git a/fs/fifo.c b/fs/fifo.c index 923371b753a..d13fcd3ec80 100644 --- a/fs/fifo.c +++ b/fs/fifo.c @@ -34,10 +34,7 @@ static int fifo_open(struct inode *inode, struct file *filp) { int ret; - ret = -ERESTARTSYS; - if (mutex_lock_interruptible(PIPE_MUTEX(*inode))) - goto err_nolock_nocleanup; - + mutex_lock(PIPE_MUTEX(*inode)); if (!inode->i_pipe) { ret = -ENOMEM; if(!pipe_new(inode)) @@ -140,8 +137,6 @@ err: err_nocleanup: mutex_unlock(PIPE_MUTEX(*inode)); - -err_nolock_nocleanup: return ret; } diff --git a/fs/file_table.c b/fs/file_table.c index 768b5816754..44fabeaa941 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -5,6 +5,7 @@ * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) */ +#include <linux/config.h> #include <linux/string.h> #include <linux/slab.h> #include <linux/file.h> @@ -19,52 +20,67 @@ #include <linux/capability.h> #include <linux/cdev.h> #include <linux/fsnotify.h> +#include <linux/sysctl.h> +#include <linux/percpu_counter.h> + +#include <asm/atomic.h> /* sysctl tunables... */ struct files_stat_struct files_stat = { .max_files = NR_FILE }; -EXPORT_SYMBOL(files_stat); /* Needed by unix.o */ - /* public. Not pretty! */ - __cacheline_aligned_in_smp DEFINE_SPINLOCK(files_lock); +__cacheline_aligned_in_smp DEFINE_SPINLOCK(files_lock); -static DEFINE_SPINLOCK(filp_count_lock); +static struct percpu_counter nr_files __cacheline_aligned_in_smp; -/* slab constructors and destructors are called from arbitrary - * context and must be fully threaded - use a local spinlock - * to protect files_stat.nr_files - */ -void filp_ctor(void *objp, struct kmem_cache *cachep, unsigned long cflags) +static inline void file_free_rcu(struct rcu_head *head) { - if ((cflags & (SLAB_CTOR_VERIFY|SLAB_CTOR_CONSTRUCTOR)) == - SLAB_CTOR_CONSTRUCTOR) { - unsigned long flags; - spin_lock_irqsave(&filp_count_lock, flags); - files_stat.nr_files++; - spin_unlock_irqrestore(&filp_count_lock, flags); - } + struct file *f = container_of(head, struct file, f_u.fu_rcuhead); + kmem_cache_free(filp_cachep, f); } -void filp_dtor(void *objp, struct kmem_cache *cachep, unsigned long dflags) +static inline void file_free(struct file *f) { - unsigned long flags; - spin_lock_irqsave(&filp_count_lock, flags); - files_stat.nr_files--; - spin_unlock_irqrestore(&filp_count_lock, flags); + percpu_counter_dec(&nr_files); + call_rcu(&f->f_u.fu_rcuhead, file_free_rcu); } -static inline void file_free_rcu(struct rcu_head *head) +/* + * Return the total number of open files in the system + */ +static int get_nr_files(void) { - struct file *f = container_of(head, struct file, f_u.fu_rcuhead); - kmem_cache_free(filp_cachep, f); + return percpu_counter_read_positive(&nr_files); } -static inline void file_free(struct file *f) +/* + * Return the maximum number of open files in the system + */ +int get_max_files(void) { - call_rcu(&f->f_u.fu_rcuhead, file_free_rcu); + return files_stat.max_files; } +EXPORT_SYMBOL_GPL(get_max_files); + +/* + * Handle nr_files sysctl + */ +#if defined(CONFIG_SYSCTL) && defined(CONFIG_PROC_FS) +int proc_nr_files(ctl_table *table, int write, struct file *filp, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + files_stat.nr_files = get_nr_files(); + return proc_dointvec(table, write, filp, buffer, lenp, ppos); +} +#else +int proc_nr_files(ctl_table *table, int write, struct file *filp, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + return -ENOSYS; +} +#endif /* Find an unused file structure and return a pointer to it. * Returns NULL, if there are no more free file structures or @@ -78,14 +94,20 @@ struct file *get_empty_filp(void) /* * Privileged users can go above max_files */ - if (files_stat.nr_files >= files_stat.max_files && - !capable(CAP_SYS_ADMIN)) - goto over; + if (get_nr_files() >= files_stat.max_files && !capable(CAP_SYS_ADMIN)) { + /* + * percpu_counters are inaccurate. Do an expensive check before + * we go and fail. + */ + if (percpu_counter_sum(&nr_files) >= files_stat.max_files) + goto over; + } f = kmem_cache_alloc(filp_cachep, GFP_KERNEL); if (f == NULL) goto fail; + percpu_counter_inc(&nr_files); memset(f, 0, sizeof(*f)); if (security_file_alloc(f)) goto fail_sec; @@ -101,10 +123,10 @@ struct file *get_empty_filp(void) over: /* Ran out of filps - report that */ - if (files_stat.nr_files > old_max) { + if (get_nr_files() > old_max) { printk(KERN_INFO "VFS: file-max limit %d reached\n", - files_stat.max_files); - old_max = files_stat.nr_files; + get_max_files()); + old_max = get_nr_files(); } goto fail; @@ -276,4 +298,5 @@ void __init files_init(unsigned long mempages) if (files_stat.max_files < NR_FILE) files_stat.max_files = NR_FILE; files_defer_init(); + percpu_counter_init(&nr_files); } diff --git a/fs/jffs2/nodelist.c b/fs/jffs2/nodelist.c index b635e167a3f..d4d0c41490c 100644 --- a/fs/jffs2/nodelist.c +++ b/fs/jffs2/nodelist.c @@ -406,7 +406,8 @@ static int check_node_data(struct jffs2_sb_info *c, struct jffs2_tmp_dnode_info int err = 0, pointed = 0; struct jffs2_eraseblock *jeb; unsigned char *buffer; - uint32_t crc, ofs, retlen, len; + uint32_t crc, ofs, len; + size_t retlen; BUG_ON(tn->csize == 0); diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c index 5f0652df5d4..f1695642d0f 100644 --- a/fs/jffs2/readinode.c +++ b/fs/jffs2/readinode.c @@ -112,7 +112,7 @@ static struct jffs2_raw_node_ref *jffs2_first_valid_node(struct jffs2_raw_node_r * negative error code on failure. */ static inline int read_direntry(struct jffs2_sb_info *c, struct jffs2_raw_node_ref *ref, - struct jffs2_raw_dirent *rd, uint32_t read, struct jffs2_full_dirent **fdp, + struct jffs2_raw_dirent *rd, size_t read, struct jffs2_full_dirent **fdp, uint32_t *latest_mctime, uint32_t *mctime_ver) { struct jffs2_full_dirent *fd; diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c index 3e51dd1da8a..cf55b221fc2 100644 --- a/fs/jffs2/scan.c +++ b/fs/jffs2/scan.c @@ -233,7 +233,7 @@ int jffs2_scan_medium(struct jffs2_sb_info *c) c->nextblock->dirty_size = 0; } #ifdef CONFIG_JFFS2_FS_WRITEBUFFER - if (!jffs2_can_mark_obsolete(c) && c->nextblock && (c->nextblock->free_size % c->wbuf_pagesize)) { + if (!jffs2_can_mark_obsolete(c) && c->wbuf_pagesize && c->nextblock && (c->nextblock->free_size % c->wbuf_pagesize)) { /* If we're going to start writing into a block which already contains data, and the end of the data isn't page-aligned, skip a little and align it. */ diff --git a/fs/namei.c b/fs/namei.c index 557dcf395ca..8dc2b038d5d 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2613,13 +2613,15 @@ void page_put_link(struct dentry *dentry, struct nameidata *nd, void *cookie) } } -int page_symlink(struct inode *inode, const char *symname, int len) +int __page_symlink(struct inode *inode, const char *symname, int len, + gfp_t gfp_mask) { struct address_space *mapping = inode->i_mapping; - struct page *page = grab_cache_page(mapping, 0); + struct page *page; int err = -ENOMEM; char *kaddr; + page = find_or_create_page(mapping, 0, gfp_mask); if (!page) goto fail; err = mapping->a_ops->prepare_write(NULL, page, 0, len-1); @@ -2654,6 +2656,12 @@ fail: return err; } +int page_symlink(struct inode *inode, const char *symname, int len) +{ + return __page_symlink(inode, symname, len, + mapping_gfp_mask(inode->i_mapping)); +} + struct inode_operations page_symlink_inode_operations = { .readlink = generic_readlink, .follow_link = page_follow_link_light, @@ -2672,6 +2680,7 @@ EXPORT_SYMBOL(lookup_one_len); EXPORT_SYMBOL(page_follow_link_light); EXPORT_SYMBOL(page_put_link); EXPORT_SYMBOL(page_readlink); +EXPORT_SYMBOL(__page_symlink); EXPORT_SYMBOL(page_symlink); EXPORT_SYMBOL(page_symlink_inode_operations); EXPORT_SYMBOL(path_lookup); diff --git a/fs/partitions/ibm.c b/fs/partitions/ibm.c index 78010ad60e4..1e4a93835fe 100644 --- a/fs/partitions/ibm.c +++ b/fs/partitions/ibm.c @@ -52,6 +52,7 @@ int ibm_partition(struct parsed_partitions *state, struct block_device *bdev) { int blocksize, offset, size; + loff_t i_size; dasd_information_t *info; struct hd_geometry *geo; char type[5] = {0,}; @@ -63,6 +64,13 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) unsigned char *data; Sector sect; + blocksize = bdev_hardsect_size(bdev); + if (blocksize <= 0) + return 0; + i_size = i_size_read(bdev->bd_inode); + if (i_size == 0) + return 0; + if ((info = kmalloc(sizeof(dasd_information_t), GFP_KERNEL)) == NULL) goto out_noinfo; if ((geo = kmalloc(sizeof(struct hd_geometry), GFP_KERNEL)) == NULL) @@ -73,9 +81,6 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) if (ioctl_by_bdev(bdev, BIODASDINFO, (unsigned long)info) != 0 || ioctl_by_bdev(bdev, HDIO_GETGEO, (unsigned long)geo) != 0) goto out_noioctl; - - if ((blocksize = bdev_hardsect_size(bdev)) <= 0) - goto out_badsect; /* * Get volume label, extract name and type. @@ -111,7 +116,7 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) } else { printk("CMS1/%8s:", name); offset = (info->label_block + 1); - size = bdev->bd_inode->i_size >> 9; + size = i_size >> 9; } put_partition(state, 1, offset*(blocksize >> 9), size-offset*(blocksize >> 9)); @@ -168,7 +173,7 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) else printk("(nonl)/%8s:", name); offset = (info->label_block + 1); - size = (bdev->bd_inode->i_size >> 9); + size = i_size >> 9; put_partition(state, 1, offset*(blocksize >> 9), size-offset*(blocksize >> 9)); } @@ -180,7 +185,6 @@ ibm_partition(struct parsed_partitions *state, struct block_device *bdev) return 1; out_readerr: -out_badsect: out_noioctl: kfree(label); out_nolab: diff --git a/fs/pipe.c b/fs/pipe.c index d722579df79..8aada8e426f 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -605,7 +605,7 @@ struct file_operations rdwr_fifo_fops = { .fasync = pipe_rdwr_fasync, }; -struct file_operations read_pipe_fops = { +static struct file_operations read_pipe_fops = { .llseek = no_llseek, .read = pipe_read, .readv = pipe_readv, @@ -617,7 +617,7 @@ struct file_operations read_pipe_fops = { .fasync = pipe_read_fasync, }; -struct file_operations write_pipe_fops = { +static struct file_operations write_pipe_fops = { .llseek = no_llseek, .read = bad_pipe_r, .write = pipe_write, @@ -629,7 +629,7 @@ struct file_operations write_pipe_fops = { .fasync = pipe_write_fasync, }; -struct file_operations rdwr_pipe_fops = { +static struct file_operations rdwr_pipe_fops = { .llseek = no_llseek, .read = pipe_read, .readv = pipe_readv, diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 0eaad41f465..91b7c15ab37 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -204,7 +204,6 @@ static void smaps_pte_range(struct vm_area_struct *vma, pmd_t *pmd, { pte_t *pte, ptent; spinlock_t *ptl; - unsigned long pfn; struct page *page; pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl); @@ -214,12 +213,12 @@ static void smaps_pte_range(struct vm_area_struct *vma, pmd_t *pmd, continue; mss->resident += PAGE_SIZE; - pfn = pte_pfn(ptent); - if (!pfn_valid(pfn)) + + page = vm_normal_page(vma, addr, ptent); + if (!page) continue; - page = pfn_to_page(pfn); - if (page_count(page) >= 2) { + if (page_mapcount(page) >= 2) { if (pte_dirty(ptent)) mss->shared_dirty += PAGE_SIZE; else @@ -289,7 +288,7 @@ static int show_smap(struct seq_file *m, void *v) struct mem_size_stats mss; memset(&mss, 0, sizeof mss); - if (vma->vm_mm) + if (vma->vm_mm && !is_vm_hugetlb_page(vma)) smaps_pgd_range(vma, vma->vm_start, vma->vm_end, &mss); return show_map_internal(m, v, &mss); } diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c index cde5d48994a..14bd2246fb6 100644 --- a/fs/ramfs/inode.c +++ b/fs/ramfs/inode.c @@ -137,6 +137,7 @@ static int ramfs_symlink(struct inode * dir, struct dentry *dentry, const char * inode->i_gid = dir->i_gid; d_instantiate(dentry, inode); dget(dentry); + dir->i_mtime = dir->i_ctime = CURRENT_TIME; } else iput(inode); } diff --git a/fs/udf/inode.c b/fs/udf/inode.c index 395e582ee54..d04cff2273b 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -1045,10 +1045,14 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh) } inode->i_uid = le32_to_cpu(fe->uid); - if ( inode->i_uid == -1 ) inode->i_uid = UDF_SB(inode->i_sb)->s_uid; + if (inode->i_uid == -1 || UDF_QUERY_FLAG(inode->i_sb, + UDF_FLAG_UID_IGNORE)) + inode->i_uid = UDF_SB(inode->i_sb)->s_uid; inode->i_gid = le32_to_cpu(fe->gid); - if ( inode->i_gid == -1 ) inode->i_gid = UDF_SB(inode->i_sb)->s_gid; + if (inode->i_gid == -1 || UDF_QUERY_FLAG(inode->i_sb, + UDF_FLAG_GID_IGNORE)) + inode->i_gid = UDF_SB(inode->i_sb)->s_gid; inode->i_nlink = le16_to_cpu(fe->fileLinkCount); if (!inode->i_nlink) @@ -1335,10 +1339,14 @@ udf_update_inode(struct inode *inode, int do_sync) return err; } - if (inode->i_uid != UDF_SB(inode->i_sb)->s_uid) + if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_UID_FORGET)) + fe->uid = cpu_to_le32(-1); + else if (inode->i_uid != UDF_SB(inode->i_sb)->s_uid) fe->uid = cpu_to_le32(inode->i_uid); - if (inode->i_gid != UDF_SB(inode->i_sb)->s_gid) + if (UDF_QUERY_FLAG(inode->i_sb, UDF_FLAG_GID_FORGET)) + fe->gid = cpu_to_le32(-1); + else if (inode->i_gid != UDF_SB(inode->i_sb)->s_gid) fe->gid = cpu_to_le32(inode->i_gid); udfperms = ((inode->i_mode & S_IRWXO) ) | diff --git a/fs/udf/super.c b/fs/udf/super.c index 4a6f49adc60..368d8f81fe5 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -269,7 +269,7 @@ enum { Opt_gid, Opt_uid, Opt_umask, Opt_session, Opt_lastblock, Opt_anchor, Opt_volume, Opt_partition, Opt_fileset, Opt_rootdir, Opt_utf8, Opt_iocharset, - Opt_err + Opt_err, Opt_uforget, Opt_uignore, Opt_gforget, Opt_gignore }; static match_table_t tokens = { @@ -282,6 +282,10 @@ static match_table_t tokens = { {Opt_adinicb, "adinicb"}, {Opt_shortad, "shortad"}, {Opt_longad, "longad"}, + {Opt_uforget, "uid=forget"}, + {Opt_uignore, "uid=ignore"}, + {Opt_gforget, "gid=forget"}, + {Opt_gignore, "gid=ignore"}, {Opt_gid, "gid=%u"}, {Opt_uid, "uid=%u"}, {Opt_umask, "umask=%o"}, @@ -414,6 +418,18 @@ udf_parse_options(char *options, struct udf_options *uopt) uopt->flags |= (1 << UDF_FLAG_NLS_MAP); break; #endif + case Opt_uignore: + uopt->flags |= (1 << UDF_FLAG_UID_IGNORE); + break; + case Opt_uforget: + uopt->flags |= (1 << UDF_FLAG_UID_FORGET); + break; + case Opt_gignore: + uopt->flags |= (1 << UDF_FLAG_GID_IGNORE); + break; + case Opt_gforget: + uopt->flags |= (1 << UDF_FLAG_GID_FORGET); + break; default: printk(KERN_ERR "udf: bad mount option \"%s\" " "or missing value\n", p); diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h index 663669810be..110f8d62616 100644 --- a/fs/udf/udf_sb.h +++ b/fs/udf/udf_sb.h @@ -20,6 +20,10 @@ #define UDF_FLAG_VARCONV 8 #define UDF_FLAG_NLS_MAP 9 #define UDF_FLAG_UTF8 10 +#define UDF_FLAG_UID_FORGET 11 /* save -1 for uid to disk */ +#define UDF_FLAG_UID_IGNORE 12 /* use sb uid instead of on disk uid */ +#define UDF_FLAG_GID_FORGET 13 +#define UDF_FLAG_GID_IGNORE 14 #define UDF_PART_FLAG_UNALLOC_BITMAP 0x0001 #define UDF_PART_FLAG_UNALLOC_TABLE 0x0002 diff --git a/include/asm-arm/tlbflush.h b/include/asm-arm/tlbflush.h index 9387a5e1ffe..0c2acc944a0 100644 --- a/include/asm-arm/tlbflush.h +++ b/include/asm-arm/tlbflush.h @@ -340,6 +340,12 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr) asm("mcr%? p15, 0, %0, c8, c6, 1" : : "r" (kaddr)); if (tlb_flag(TLB_V6_I_PAGE)) asm("mcr%? p15, 0, %0, c8, c5, 1" : : "r" (kaddr)); + + /* The ARM ARM states that the completion of a TLB maintenance + * operation is only guaranteed by a DSB instruction + */ + if (tlb_flag(TLB_V6_U_PAGE | TLB_V6_D_PAGE | TLB_V6_I_PAGE)) + asm("mcr%? p15, 0, %0, c7, c10, 4" : : "r" (zero)); } /* diff --git a/include/asm-generic/unaligned.h b/include/asm-generic/unaligned.h index 4dc8ddb401c..09ec447fe2a 100644 --- a/include/asm-generic/unaligned.h +++ b/include/asm-generic/unaligned.h @@ -78,7 +78,7 @@ static inline void __ustw(__u16 val, __u16 *addr) #define __get_unaligned(ptr, size) ({ \ const void *__gu_p = ptr; \ - __typeof__(*(ptr)) val; \ + __u64 val; \ switch (size) { \ case 1: \ val = *(const __u8 *)__gu_p; \ @@ -95,7 +95,7 @@ static inline void __ustw(__u16 val, __u16 *addr) default: \ bad_unaligned_access_length(); \ }; \ - val; \ + (__typeof__(*(ptr)))val; \ }) #define __put_unaligned(val, ptr, size) \ diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h index d30b8571573..ff9ac8d19eb 100644 --- a/include/asm-i386/apic.h +++ b/include/asm-i386/apic.h @@ -137,6 +137,8 @@ void switch_APIC_timer_to_ipi(void *cpumask); void switch_ipi_to_APIC_timer(void *cpumask); #define ARCH_APICTIMER_STOPS_ON_C3 1 +extern int timer_over_8254; + #else /* !CONFIG_X86_LOCAL_APIC */ static inline void lapic_shutdown(void) { } diff --git a/include/asm-m68k/atomic.h b/include/asm-m68k/atomic.h index a4a84d5c65d..862e497c264 100644 --- a/include/asm-m68k/atomic.h +++ b/include/asm-m68k/atomic.h @@ -55,6 +55,7 @@ static inline int atomic_inc_and_test(atomic_t *v) } #ifdef CONFIG_RMW_INSNS + static inline int atomic_add_return(int i, atomic_t *v) { int t, tmp; @@ -82,7 +83,12 @@ static inline int atomic_sub_return(int i, atomic_t *v) : "g" (i), "2" (atomic_read(v))); return t; } + +#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) +#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) + #else /* !CONFIG_RMW_INSNS */ + static inline int atomic_add_return(int i, atomic_t * v) { unsigned long flags; @@ -110,6 +116,32 @@ static inline int atomic_sub_return(int i, atomic_t * v) return t; } + +static inline int atomic_cmpxchg(atomic_t *v, int old, int new) +{ + unsigned long flags; + int prev; + + local_irq_save(flags); + prev = atomic_read(v); + if (prev == old) + atomic_set(v, new); + local_irq_restore(flags); + return prev; +} + +static inline int atomic_xchg(atomic_t *v, int new) +{ + unsigned long flags; + int prev; + + local_irq_save(flags); + prev = atomic_read(v); + atomic_set(v, new); + local_irq_restore(flags); + return prev; +} + #endif /* !CONFIG_RMW_INSNS */ #define atomic_dec_return(v) atomic_sub_return(1, (v)) @@ -139,9 +171,6 @@ static inline void atomic_set_mask(unsigned long mask, unsigned long *v) __asm__ __volatile__("orl %1,%0" : "+m" (*v) : "id" (mask)); } -#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n))) -#define atomic_xchg(v, new) (xchg(&((v)->counter), new)) - #define atomic_add_unless(v, a, u) \ ({ \ int c, old; \ diff --git a/include/asm-mips/vga.h b/include/asm-mips/vga.h index ca5cec97e16..34755c0a639 100644 --- a/include/asm-mips/vga.h +++ b/include/asm-mips/vga.h @@ -26,6 +26,9 @@ * <linux/vt_buffer.h> has already done the right job for us. */ +#undef scr_writew +#undef scr_readw + static inline void scr_writew(u16 val, volatile u16 *addr) { *addr = cpu_to_le16(val); diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h index 90d005bb4d1..5638518968c 100644 --- a/include/asm-powerpc/cputable.h +++ b/include/asm-powerpc/cputable.h @@ -20,6 +20,8 @@ #define PPC_FEATURE_POWER5_PLUS 0x00020000 #define PPC_FEATURE_CELL 0x00010000 #define PPC_FEATURE_BOOKE 0x00008000 +#define PPC_FEATURE_SMT 0x00004000 +#define PPC_FEATURE_ICACHE_SNOOP 0x00002000 #ifdef __KERNEL__ #ifndef __ASSEMBLY__ diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h index eb392032e19..5207758a6dd 100644 --- a/include/asm-powerpc/eeh.h +++ b/include/asm-powerpc/eeh.h @@ -118,6 +118,8 @@ static inline void pci_addr_cache_build(void) { } static inline void eeh_add_device_early(struct device_node *dn) { } +static inline void eeh_add_device_late(struct pci_dev *dev) { } + static inline void eeh_remove_device(struct pci_dev *dev) { } static inline void eeh_add_device_tree_early(struct device_node *dn) { } diff --git a/include/asm-powerpc/kexec.h b/include/asm-powerpc/kexec.h index bda2f217e6f..6a2af2f6853 100644 --- a/include/asm-powerpc/kexec.h +++ b/include/asm-powerpc/kexec.h @@ -93,7 +93,8 @@ static inline void crash_setup_regs(struct pt_regs *newregs, "mfxer %0\n" "std %0, 296(%2)\n" : "=&r" (tmp1), "=&r" (tmp2) - : "b" (newregs)); + : "b" (newregs) + : "memory"); } } #else diff --git a/include/asm-powerpc/pgtable-4k.h b/include/asm-powerpc/pgtable-4k.h index e9590c06ad9..80a7832d272 100644 --- a/include/asm-powerpc/pgtable-4k.h +++ b/include/asm-powerpc/pgtable-4k.h @@ -88,4 +88,4 @@ (((addr) >> PUD_SHIFT) & (PTRS_PER_PUD - 1))) #define pud_ERROR(e) \ - printk("%s:%d: bad pmd %08lx.\n", __FILE__, __LINE__, pud_val(e)) + printk("%s:%d: bad pud %08lx.\n", __FILE__, __LINE__, pud_val(e)) diff --git a/include/asm-powerpc/thread_info.h b/include/asm-powerpc/thread_info.h index 237fc2b7297..ffc7462d77b 100644 --- a/include/asm-powerpc/thread_info.h +++ b/include/asm-powerpc/thread_info.h @@ -37,7 +37,6 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ struct restart_block restart_block; - void __user *nvgprs_frame; /* low level flags - has atomic operations done on it */ unsigned long flags ____cacheline_aligned_in_smp; }; @@ -120,7 +119,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 10 #define TIF_SECCOMP 11 /* secure computing */ #define TIF_RESTOREALL 12 /* Restore all regs (implies NOERROR) */ -#define TIF_SAVE_NVGPRS 13 /* Save r14-r31 in signal frame */ #define TIF_NOERROR 14 /* Force successful syscall return */ #define TIF_RESTORE_SIGMASK 15 /* Restore signal mask in do_signal */ @@ -137,15 +135,13 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) #define _TIF_SECCOMP (1<<TIF_SECCOMP) #define _TIF_RESTOREALL (1<<TIF_RESTOREALL) -#define _TIF_SAVE_NVGPRS (1<<TIF_SAVE_NVGPRS) #define _TIF_NOERROR (1<<TIF_NOERROR) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_SYSCALL_T_OR_A (_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP) #define _TIF_USER_WORK_MASK (_TIF_NOTIFY_RESUME | _TIF_SIGPENDING | \ - _TIF_NEED_RESCHED | _TIF_RESTOREALL | \ - _TIF_RESTORE_SIGMASK) -#define _TIF_PERSYSCALL_MASK (_TIF_RESTOREALL|_TIF_NOERROR|_TIF_SAVE_NVGPRS) + _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK) +#define _TIF_PERSYSCALL_MASK (_TIF_RESTOREALL|_TIF_NOERROR) #endif /* __KERNEL__ */ diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h index b2e65e8bf81..6a89dbb03c1 100644 --- a/include/asm-s390/system.h +++ b/include/asm-s390/system.h @@ -118,6 +118,8 @@ static inline void sched_cacheflush(void) extern void account_vtime(struct task_struct *); extern void account_tick_vtime(struct task_struct *); extern void account_system_vtime(struct task_struct *); +#else +#define account_vtime(x) do { /* empty */ } while (0) #endif #define finish_arch_switch(prev) do { \ diff --git a/include/asm-sparc64/futex.h b/include/asm-sparc64/futex.h index 0caf60147e9..34c4b43d3f9 100644 --- a/include/asm-sparc64/futex.h +++ b/include/asm-sparc64/futex.h @@ -20,7 +20,7 @@ "4: ba 3b\n" \ " mov %5, %0\n" \ " .previous\n" \ - " .section __ex_table,#alloc\n" \ + " .section __ex_table,\"a\"\n" \ " .align 4\n" \ " .word 1b, 4b\n" \ " .word 2b, 4b\n" \ diff --git a/include/asm-sparc64/uaccess.h b/include/asm-sparc64/uaccess.h index 203e8eee635..c91d1e38eac 100644 --- a/include/asm-sparc64/uaccess.h +++ b/include/asm-sparc64/uaccess.h @@ -136,7 +136,7 @@ __asm__ __volatile__( \ "b 2b\n\t" \ " mov %3, %0\n\n\t" \ ".previous\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b, 3b\n\t" \ ".previous\n\n\t" \ @@ -148,7 +148,7 @@ if (__builtin_constant_p(ret) && ret == -EFAULT) \ __asm__ __volatile__( \ "/* Put user asm ret, inline. */\n" \ "1:\t" "st"#size "a %1, [%2] %%asi\n\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b, __ret_efault\n\n\t" \ ".previous\n\n\t" \ @@ -163,7 +163,7 @@ __asm__ __volatile__( \ "ret\n\t" \ " restore %%g0, %3, %%o0\n\n\t" \ ".previous\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b, 3b\n\n\t" \ ".previous\n\n\t" \ @@ -206,7 +206,7 @@ __asm__ __volatile__( \ "b 2b\n\t" \ " mov %3, %0\n\n\t" \ ".previous\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b, 3b\n\n\t" \ ".previous\n\t" \ @@ -218,7 +218,7 @@ if (__builtin_constant_p(retval) && retval == -EFAULT) \ __asm__ __volatile__( \ "/* Get user asm ret, inline. */\n" \ "1:\t" "ld"#size "a [%1] %%asi, %0\n\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b,__ret_efault\n\n\t" \ ".previous\n\t" \ @@ -233,7 +233,7 @@ __asm__ __volatile__( \ "ret\n\t" \ " restore %%g0, %2, %%o0\n\n\t" \ ".previous\n\t" \ - ".section __ex_table,#alloc\n\t" \ + ".section __ex_table,\"a\"\n\t" \ ".align 4\n\t" \ ".word 1b, 3b\n\n\t" \ ".previous\n\t" \ diff --git a/include/linux/compat_ioctl.h b/include/linux/compat_ioctl.h index 8fad50f8e38..ae7dfb790df 100644 --- a/include/linux/compat_ioctl.h +++ b/include/linux/compat_ioctl.h @@ -696,6 +696,8 @@ COMPATIBLE_IOCTL(MEMLOCK) COMPATIBLE_IOCTL(MEMUNLOCK) COMPATIBLE_IOCTL(MEMGETREGIONCOUNT) COMPATIBLE_IOCTL(MEMGETREGIONINFO) +COMPATIBLE_IOCTL(MEMGETBADBLOCK) +COMPATIBLE_IOCTL(MEMSETBADBLOCK) /* NBD */ ULONG_IOCTL(NBD_SET_SOCK) ULONG_IOCTL(NBD_SET_BLKSIZE) diff --git a/include/linux/file.h b/include/linux/file.h index 418b6101b59..9901b850f2e 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -60,8 +60,6 @@ extern void put_filp(struct file *); extern int get_unused_fd(void); extern void FASTCALL(put_unused_fd(unsigned int fd)); struct kmem_cache; -extern void filp_ctor(void * objp, struct kmem_cache *cachep, unsigned long cflags); -extern void filp_dtor(void * objp, struct kmem_cache *cachep, unsigned long dflags); extern struct file ** alloc_fd_array(int); extern void free_fd_array(struct file **, int); diff --git a/include/linux/fs.h b/include/linux/fs.h index e059da94700..128d0082522 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -35,6 +35,7 @@ struct files_stat_struct { int max_files; /* tunable */ }; extern struct files_stat_struct files_stat; +extern int get_max_files(void); struct inodes_stat_t { int nr_inodes; @@ -1418,9 +1419,6 @@ extern int is_bad_inode(struct inode *); extern struct file_operations read_fifo_fops; extern struct file_operations write_fifo_fops; extern struct file_operations rdwr_fifo_fops; -extern struct file_operations read_pipe_fops; -extern struct file_operations write_pipe_fops; -extern struct file_operations rdwr_pipe_fops; extern int fs_may_remount_ro(struct super_block *); @@ -1666,6 +1664,8 @@ extern int vfs_follow_link(struct nameidata *, const char *); extern int page_readlink(struct dentry *, char __user *, int); extern void *page_follow_link_light(struct dentry *, struct nameidata *); extern void page_put_link(struct dentry *, struct nameidata *, void *); +extern int __page_symlink(struct inode *inode, const char *symname, int len, + gfp_t gfp_mask); extern int page_symlink(struct inode *inode, const char *symname, int len); extern struct inode_operations page_symlink_inode_operations; extern int generic_readlink(struct dentry *, char __user *, int); diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 20f9148e38d..7851e6b520c 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -157,9 +157,9 @@ extern void FASTCALL(free_cold_page(struct page *page)); void page_alloc_init(void); #ifdef CONFIG_NUMA -void drain_remote_pages(void); +void drain_node_pages(int node); #else -static inline void drain_remote_pages(void) { }; +static inline void drain_node_pages(int node) { }; #endif #endif /* __LINUX_GFP_H */ diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 6361544bb6a..6401c31d6ad 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -116,6 +116,10 @@ extern int hrtimer_try_to_cancel(struct hrtimer *timer); extern ktime_t hrtimer_get_remaining(const struct hrtimer *timer); extern int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp); +#ifdef CONFIG_NO_IDLE_HZ +extern ktime_t hrtimer_get_next_event(void); +#endif + static inline int hrtimer_active(const struct hrtimer *timer) { return timer->state == HRTIMER_PENDING; diff --git a/include/linux/kmalloc_sizes.h b/include/linux/kmalloc_sizes.h index d82d4c05c12..bda23e00ed7 100644 --- a/include/linux/kmalloc_sizes.h +++ b/include/linux/kmalloc_sizes.h @@ -19,8 +19,10 @@ CACHE(32768) CACHE(65536) CACHE(131072) -#ifndef CONFIG_MMU +#if (NR_CPUS > 512) || (MAX_NUMNODES > 256) || !defined(CONFIG_MMU) CACHE(262144) +#endif +#ifndef CONFIG_MMU CACHE(524288) CACHE(1048576) #ifdef CONFIG_LARGE_ALLOCS diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 01f03bc06ef..968b1aa3732 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -6,6 +6,10 @@ #include <linux/mmzone.h> #include <linux/notifier.h> +struct page; +struct zone; +struct pglist_data; + #ifdef CONFIG_MEMORY_HOTPLUG /* * pgdat resizing functions diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 82b83da25d7..1709b5009d2 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1752,6 +1752,8 @@ #define PCI_DEVICE_ID_CCD_B00B 0xb00b #define PCI_DEVICE_ID_CCD_B00C 0xb00c #define PCI_DEVICE_ID_CCD_B100 0xb100 +#define PCI_DEVICE_ID_CCD_B700 0xb700 +#define PCI_DEVICE_ID_CCD_B701 0xb701 #define PCI_VENDOR_ID_EXAR 0x13a8 #define PCI_DEVICE_ID_EXAR_XR17C152 0x0152 diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h index bd6708e2c02..682525511c9 100644 --- a/include/linux/percpu_counter.h +++ b/include/linux/percpu_counter.h @@ -39,6 +39,7 @@ static inline void percpu_counter_destroy(struct percpu_counter *fbc) } void percpu_counter_mod(struct percpu_counter *fbc, long amount); +long percpu_counter_sum(struct percpu_counter *fbc); static inline long percpu_counter_read(struct percpu_counter *fbc) { @@ -92,6 +93,11 @@ static inline long percpu_counter_read_positive(struct percpu_counter *fbc) return fbc->count; } +static inline long percpu_counter_sum(struct percpu_counter *fbc) +{ + return percpu_counter_read_positive(fbc); +} + #endif /* CONFIG_SMP */ static inline void percpu_counter_inc(struct percpu_counter *fbc) diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index b87aefa082e..c2ec6c77874 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -98,13 +98,17 @@ struct rcu_data { long batch; /* Batch # for current RCU batch */ struct rcu_head *nxtlist; struct rcu_head **nxttail; - long count; /* # of queued items */ + long qlen; /* # of queued callbacks */ struct rcu_head *curlist; struct rcu_head **curtail; struct rcu_head *donelist; struct rcu_head **donetail; + long blimit; /* Upper limit on a processed batch */ int cpu; struct rcu_head barrier; +#ifdef CONFIG_SMP + long last_rs_qlen; /* qlen during the last resched */ +#endif }; DECLARE_PER_CPU(struct rcu_data, rcu_data); diff --git a/include/linux/sched.h b/include/linux/sched.h index ff2e09c953b..62e6314382f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -892,7 +892,6 @@ static inline int pid_alive(struct task_struct *p) } extern void free_task(struct task_struct *tsk); -extern void __put_task_struct(struct task_struct *tsk); #define get_task_struct(tsk) do { atomic_inc(&(tsk)->usage); } while(0) extern void __put_task_struct_cb(struct rcu_head *rhp); diff --git a/kernel/fork.c b/kernel/fork.c index fbea12d7a94..a8eab86de7f 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -108,8 +108,10 @@ void free_task(struct task_struct *tsk) } EXPORT_SYMBOL(free_task); -void __put_task_struct(struct task_struct *tsk) +void __put_task_struct_cb(struct rcu_head *rhp) { + struct task_struct *tsk = container_of(rhp, struct task_struct, rcu); + WARN_ON(!(tsk->exit_state & (EXIT_DEAD | EXIT_ZOMBIE))); WARN_ON(atomic_read(&tsk->usage)); WARN_ON(tsk == current); diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c index 5ae51f1bc7c..14bc9cfa639 100644 --- a/kernel/hrtimer.c +++ b/kernel/hrtimer.c @@ -505,6 +505,41 @@ ktime_t hrtimer_get_remaining(const struct hrtimer *timer) return rem; } +#ifdef CONFIG_NO_IDLE_HZ +/** + * hrtimer_get_next_event - get the time until next expiry event + * + * Returns the delta to the next expiry event or KTIME_MAX if no timer + * is pending. + */ +ktime_t hrtimer_get_next_event(void) +{ + struct hrtimer_base *base = __get_cpu_var(hrtimer_bases); + ktime_t delta, mindelta = { .tv64 = KTIME_MAX }; + unsigned long flags; + int i; + + for (i = 0; i < MAX_HRTIMER_BASES; i++, base++) { + struct hrtimer *timer; + + spin_lock_irqsave(&base->lock, flags); + if (!base->first) { + spin_unlock_irqrestore(&base->lock, flags); + continue; + } + timer = rb_entry(base->first, struct hrtimer, node); + delta.tv64 = timer->expires.tv64; + spin_unlock_irqrestore(&base->lock, flags); + delta = ktime_sub(delta, base->get_time()); + if (delta.tv64 < mindelta.tv64) + mindelta.tv64 = delta.tv64; + } + if (mindelta.tv64 < 0) + mindelta.tv64 = 0; + return mindelta; +} +#endif + /** * hrtimer_init - initialize a timer to the given clock * diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c index 0cf8146bd58..8cf15a569fc 100644 --- a/kernel/rcupdate.c +++ b/kernel/rcupdate.c @@ -67,7 +67,43 @@ DEFINE_PER_CPU(struct rcu_data, rcu_bh_data) = { 0L }; /* Fake initialization required by compiler */ static DEFINE_PER_CPU(struct tasklet_struct, rcu_tasklet) = {NULL}; -static int maxbatch = 10000; +static int blimit = 10; +static int qhimark = 10000; +static int qlowmark = 100; +#ifdef CONFIG_SMP +static int rsinterval = 1000; +#endif + +static atomic_t rcu_barrier_cpu_count; +static struct semaphore rcu_barrier_sema; +static struct completion rcu_barrier_completion; + +#ifdef CONFIG_SMP +static void force_quiescent_state(struct rcu_data *rdp, + struct rcu_ctrlblk *rcp) +{ + int cpu; + cpumask_t cpumask; + set_need_resched(); + if (unlikely(rdp->qlen - rdp->last_rs_qlen > rsinterval)) { + rdp->last_rs_qlen = rdp->qlen; + /* + * Don't send IPI to itself. With irqs disabled, + * rdp->cpu is the current cpu. + */ + cpumask = rcp->cpumask; + cpu_clear(rdp->cpu, cpumask); + for_each_cpu_mask(cpu, cpumask) + smp_send_reschedule(cpu); + } +} +#else +static inline void force_quiescent_state(struct rcu_data *rdp, + struct rcu_ctrlblk *rcp) +{ + set_need_resched(); +} +#endif /** * call_rcu - Queue an RCU callback for invocation after a grace period. @@ -92,17 +128,13 @@ void fastcall call_rcu(struct rcu_head *head, rdp = &__get_cpu_var(rcu_data); *rdp->nxttail = head; rdp->nxttail = &head->next; - - if (unlikely(++rdp->count > 10000)) - set_need_resched(); - + if (unlikely(++rdp->qlen > qhimark)) { + rdp->blimit = INT_MAX; + force_quiescent_state(rdp, &rcu_ctrlblk); + } local_irq_restore(flags); } -static atomic_t rcu_barrier_cpu_count; -static struct semaphore rcu_barrier_sema; -static struct completion rcu_barrier_completion; - /** * call_rcu_bh - Queue an RCU for invocation after a quicker grace period. * @head: structure to be used for queueing the RCU updates. @@ -131,12 +163,12 @@ void fastcall call_rcu_bh(struct rcu_head *head, rdp = &__get_cpu_var(rcu_bh_data); *rdp->nxttail = head; rdp->nxttail = &head->next; - rdp->count++; -/* - * Should we directly call rcu_do_batch() here ? - * if (unlikely(rdp->count > 10000)) - * rcu_do_batch(rdp); - */ + + if (unlikely(++rdp->qlen > qhimark)) { + rdp->blimit = INT_MAX; + force_quiescent_state(rdp, &rcu_bh_ctrlblk); + } + local_irq_restore(flags); } @@ -199,10 +231,12 @@ static void rcu_do_batch(struct rcu_data *rdp) next = rdp->donelist = list->next; list->func(list); list = next; - rdp->count--; - if (++count >= maxbatch) + rdp->qlen--; + if (++count >= rdp->blimit) break; } + if (rdp->blimit == INT_MAX && rdp->qlen <= qlowmark) + rdp->blimit = blimit; if (!rdp->donelist) rdp->donetail = &rdp->donelist; else @@ -473,6 +507,7 @@ static void rcu_init_percpu_data(int cpu, struct rcu_ctrlblk *rcp, rdp->quiescbatch = rcp->completed; rdp->qs_pending = 0; rdp->cpu = cpu; + rdp->blimit = blimit; } static void __devinit rcu_online_cpu(int cpu) @@ -567,7 +602,12 @@ void synchronize_kernel(void) synchronize_rcu(); } -module_param(maxbatch, int, 0); +module_param(blimit, int, 0); +module_param(qhimark, int, 0); +module_param(qlowmark, int, 0); +#ifdef CONFIG_SMP +module_param(rsinterval, int, 0); +#endif EXPORT_SYMBOL_GPL(rcu_batches_completed); EXPORT_SYMBOL(call_rcu); /* WARNING: GPL-only in April 2006. */ EXPORT_SYMBOL(call_rcu_bh); /* WARNING: GPL-only in April 2006. */ diff --git a/kernel/sched.c b/kernel/sched.c index 12d291bf337..4d46e90f59c 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -178,13 +178,6 @@ static unsigned int task_timeslice(task_t *p) #define task_hot(p, now, sd) ((long long) ((now) - (p)->last_ran) \ < (long long) (sd)->cache_hot_time) -void __put_task_struct_cb(struct rcu_head *rhp) -{ - __put_task_struct(container_of(rhp, struct task_struct, rcu)); -} - -EXPORT_SYMBOL_GPL(__put_task_struct_cb); - /* * These are the runqueue data structures: */ @@ -4028,6 +4021,8 @@ static inline void __cond_resched(void) */ if (unlikely(preempt_count())) return; + if (unlikely(system_state != SYSTEM_RUNNING)) + return; do { add_preempt_count(PREEMPT_ACTIVE); schedule(); @@ -4333,6 +4328,7 @@ void __devinit init_idle(task_t *idle, int cpu) runqueue_t *rq = cpu_rq(cpu); unsigned long flags; + idle->timestamp = sched_clock(); idle->sleep_avg = 0; idle->array = NULL; idle->prio = MAX_PRIO; diff --git a/kernel/sysctl.c b/kernel/sysctl.c index de2d9109194..32b48e8ee36 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -50,6 +50,9 @@ #include <asm/uaccess.h> #include <asm/processor.h> +extern int proc_nr_files(ctl_table *table, int write, struct file *filp, + void __user *buffer, size_t *lenp, loff_t *ppos); + #if defined(CONFIG_SYSCTL) /* External variables not in a header file. */ @@ -943,7 +946,7 @@ static ctl_table fs_table[] = { .data = &files_stat, .maxlen = 3*sizeof(int), .mode = 0444, - .proc_handler = &proc_dointvec, + .proc_handler = &proc_nr_files, }, { .ctl_name = FS_MAXFILE, diff --git a/kernel/timer.c b/kernel/timer.c index fc6646fd5aa..bf7c4193b93 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -489,9 +489,21 @@ unsigned long next_timer_interrupt(void) struct list_head *list; struct timer_list *nte; unsigned long expires; + unsigned long hr_expires = MAX_JIFFY_OFFSET; + ktime_t hr_delta; tvec_t *varray[4]; int i, j; + hr_delta = hrtimer_get_next_event(); + if (hr_delta.tv64 != KTIME_MAX) { + struct timespec tsdelta; + tsdelta = ktime_to_timespec(hr_delta); + hr_expires = timespec_to_jiffies(&tsdelta); + if (hr_expires < 3) + return hr_expires + jiffies; + } + hr_expires += jiffies; + base = &__get_cpu_var(tvec_bases); spin_lock(&base->t_base.lock); expires = base->timer_jiffies + (LONG_MAX >> 1); @@ -542,6 +554,10 @@ found: } } spin_unlock(&base->t_base.lock); + + if (time_before(hr_expires, expires)) + return hr_expires; + return expires; } #endif @@ -925,6 +941,8 @@ static inline void update_times(void) void do_timer(struct pt_regs *regs) { jiffies_64++; + /* prevent loading jiffies before storing new jiffies_64 value. */ + barrier(); update_times(); softlockup_tick(regs); } diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index a918f77f02f..1fe76d963ac 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -130,6 +130,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages) onlined_pages++; } zone->present_pages += onlined_pages; + zone->zone_pgdat->node_present_pages += onlined_pages; setup_per_zone_pages_min(); diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 1a210088ad8..954981b1430 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -197,7 +197,7 @@ static struct mempolicy *mpol_new(int mode, nodemask_t *nodes) return policy; } -static void gather_stats(struct page *, void *); +static void gather_stats(struct page *, void *, int pte_dirty); static void migrate_page_add(struct page *page, struct list_head *pagelist, unsigned long flags); @@ -239,7 +239,7 @@ static int check_pte_range(struct vm_area_struct *vma, pmd_t *pmd, continue; if (flags & MPOL_MF_STATS) - gather_stats(page, private); + gather_stats(page, private, pte_dirty(*pte)); else if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) migrate_page_add(page, private, flags); else @@ -1753,67 +1753,145 @@ static inline int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol) struct numa_maps { unsigned long pages; unsigned long anon; - unsigned long mapped; + unsigned long active; + unsigned long writeback; unsigned long mapcount_max; + unsigned long dirty; + unsigned long swapcache; unsigned long node[MAX_NUMNODES]; }; -static void gather_stats(struct page *page, void *private) +static void gather_stats(struct page *page, void *private, int pte_dirty) { struct numa_maps *md = private; int count = page_mapcount(page); - if (count) - md->mapped++; + md->pages++; + if (pte_dirty || PageDirty(page)) + md->dirty++; - if (count > md->mapcount_max) - md->mapcount_max = count; + if (PageSwapCache(page)) + md->swapcache++; - md->pages++; + if (PageActive(page)) + md->active++; + + if (PageWriteback(page)) + md->writeback++; if (PageAnon(page)) md->anon++; + if (count > md->mapcount_max) + md->mapcount_max = count; + md->node[page_to_nid(page)]++; cond_resched(); } +#ifdef CONFIG_HUGETLB_PAGE +static void check_huge_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end, + struct numa_maps *md) +{ + unsigned long addr; + struct page *page; + + for (addr = start; addr < end; addr += HPAGE_SIZE) { + pte_t *ptep = huge_pte_offset(vma->vm_mm, addr & HPAGE_MASK); + pte_t pte; + + if (!ptep) + continue; + + pte = *ptep; + if (pte_none(pte)) + continue; + + page = pte_page(pte); + if (!page) + continue; + + gather_stats(page, md, pte_dirty(*ptep)); + } +} +#else +static inline void check_huge_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end, + struct numa_maps *md) +{ +} +#endif + int show_numa_map(struct seq_file *m, void *v) { struct task_struct *task = m->private; struct vm_area_struct *vma = v; struct numa_maps *md; + struct file *file = vma->vm_file; + struct mm_struct *mm = vma->vm_mm; int n; char buffer[50]; - if (!vma->vm_mm) + if (!mm) return 0; md = kzalloc(sizeof(struct numa_maps), GFP_KERNEL); if (!md) return 0; - if (!is_vm_hugetlb_page(vma)) + mpol_to_str(buffer, sizeof(buffer), + get_vma_policy(task, vma, vma->vm_start)); + + seq_printf(m, "%08lx %s", vma->vm_start, buffer); + + if (file) { + seq_printf(m, " file="); + seq_path(m, file->f_vfsmnt, file->f_dentry, "\n\t= "); + } else if (vma->vm_start <= mm->brk && vma->vm_end >= mm->start_brk) { + seq_printf(m, " heap"); + } else if (vma->vm_start <= mm->start_stack && + vma->vm_end >= mm->start_stack) { + seq_printf(m, " stack"); + } + + if (is_vm_hugetlb_page(vma)) { + check_huge_range(vma, vma->vm_start, vma->vm_end, md); + seq_printf(m, " huge"); + } else { check_pgd_range(vma, vma->vm_start, vma->vm_end, - &node_online_map, MPOL_MF_STATS, md); + &node_online_map, MPOL_MF_STATS, md); + } - if (md->pages) { - mpol_to_str(buffer, sizeof(buffer), - get_vma_policy(task, vma, vma->vm_start)); + if (!md->pages) + goto out; - seq_printf(m, "%08lx %s pages=%lu mapped=%lu maxref=%lu", - vma->vm_start, buffer, md->pages, - md->mapped, md->mapcount_max); + if (md->anon) + seq_printf(m," anon=%lu",md->anon); - if (md->anon) - seq_printf(m," anon=%lu",md->anon); + if (md->dirty) + seq_printf(m," dirty=%lu",md->dirty); - for_each_online_node(n) - if (md->node[n]) - seq_printf(m, " N%d=%lu", n, md->node[n]); + if (md->pages != md->anon && md->pages != md->dirty) + seq_printf(m, " mapped=%lu", md->pages); - seq_putc(m, '\n'); - } + if (md->mapcount_max > 1) + seq_printf(m, " mapmax=%lu", md->mapcount_max); + + if (md->swapcache) + seq_printf(m," swapcache=%lu", md->swapcache); + + if (md->active < md->pages && !is_vm_hugetlb_page(vma)) + seq_printf(m," active=%lu", md->active); + + if (md->writeback) + seq_printf(m," writeback=%lu", md->writeback); + + for_each_online_node(n) + if (md->node[n]) + seq_printf(m, " N%d=%lu", n, md->node[n]); +out: + seq_putc(m, '\n'); kfree(md); if (m->count < m->size) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 791690d7d3f..234bd4895d1 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -590,21 +590,20 @@ static int rmqueue_bulk(struct zone *zone, unsigned int order, } #ifdef CONFIG_NUMA -/* Called from the slab reaper to drain remote pagesets */ -void drain_remote_pages(void) +/* + * Called from the slab reaper to drain pagesets on a particular node that + * belong to the currently executing processor. + */ +void drain_node_pages(int nodeid) { - struct zone *zone; - int i; + int i, z; unsigned long flags; local_irq_save(flags); - for_each_zone(zone) { + for (z = 0; z < MAX_NR_ZONES; z++) { + struct zone *zone = NODE_DATA(nodeid)->node_zones + z; struct per_cpu_pageset *pset; - /* Do not drain local pagesets */ - if (zone->zone_pgdat->node_id == numa_node_id()) - continue; - pset = zone_pcp(zone, smp_processor_id()); for (i = 0; i < ARRAY_SIZE(pset->pcp); i++) { struct per_cpu_pages *pcp; diff --git a/mm/rmap.c b/mm/rmap.c index d8ce5ff6145..67f0e20b101 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -537,9 +537,6 @@ void page_add_new_anon_rmap(struct page *page, */ void page_add_file_rmap(struct page *page) { - BUG_ON(PageAnon(page)); - BUG_ON(!pfn_valid(page_to_pfn(page))); - if (atomic_inc_and_test(&page->_mapcount)) __inc_page_state(nr_mapped); } diff --git a/mm/slab.c b/mm/slab.c index add05d808a4..d0bd7f07ab0 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -789,6 +789,47 @@ static void __slab_error(const char *function, struct kmem_cache *cachep, char * dump_stack(); } +#ifdef CONFIG_NUMA +/* + * Special reaping functions for NUMA systems called from cache_reap(). + * These take care of doing round robin flushing of alien caches (containing + * objects freed on different nodes from which they were allocated) and the + * flushing of remote pcps by calling drain_node_pages. + */ +static DEFINE_PER_CPU(unsigned long, reap_node); + +static void init_reap_node(int cpu) +{ + int node; + + node = next_node(cpu_to_node(cpu), node_online_map); + if (node == MAX_NUMNODES) + node = 0; + + __get_cpu_var(reap_node) = node; +} + +static void next_reap_node(void) +{ + int node = __get_cpu_var(reap_node); + + /* + * Also drain per cpu pages on remote zones + */ + if (node != numa_node_id()) + drain_node_pages(node); + + node = next_node(node, node_online_map); + if (unlikely(node >= MAX_NUMNODES)) + node = first_node(node_online_map); + __get_cpu_var(reap_node) = node; +} + +#else +#define init_reap_node(cpu) do { } while (0) +#define next_reap_node(void) do { } while (0) +#endif + /* * Initiate the reap timer running on the target CPU. We run at around 1 to 2Hz * via the workqueue/eventd. @@ -806,6 +847,7 @@ static void __devinit start_cpu_timer(int cpu) * at that time. */ if (keventd_up() && reap_work->func == NULL) { + init_reap_node(cpu); INIT_WORK(reap_work, cache_reap, NULL); schedule_delayed_work_on(cpu, reap_work, HZ + 3 * cpu); } @@ -884,6 +926,23 @@ static void __drain_alien_cache(struct kmem_cache *cachep, } } +/* + * Called from cache_reap() to regularly drain alien caches round robin. + */ +static void reap_alien(struct kmem_cache *cachep, struct kmem_list3 *l3) +{ + int node = __get_cpu_var(reap_node); + + if (l3->alien) { + struct array_cache *ac = l3->alien[node]; + if (ac && ac->avail) { + spin_lock_irq(&ac->lock); + __drain_alien_cache(cachep, ac, node); + spin_unlock_irq(&ac->lock); + } + } +} + static void drain_alien_cache(struct kmem_cache *cachep, struct array_cache **alien) { int i = 0; @@ -902,6 +961,7 @@ static void drain_alien_cache(struct kmem_cache *cachep, struct array_cache **al #else #define drain_alien_cache(cachep, alien) do { } while (0) +#define reap_alien(cachep, l3) do { } while (0) static inline struct array_cache **alloc_alien_cache(int node, int limit) { @@ -1124,6 +1184,7 @@ void __init kmem_cache_init(void) struct cache_sizes *sizes; struct cache_names *names; int i; + int order; for (i = 0; i < NUM_INIT_LISTS; i++) { kmem_list3_init(&initkmem_list3[i]); @@ -1167,11 +1228,15 @@ void __init kmem_cache_init(void) cache_cache.buffer_size = ALIGN(cache_cache.buffer_size, cache_line_size()); - cache_estimate(0, cache_cache.buffer_size, cache_line_size(), 0, - &left_over, &cache_cache.num); + for (order = 0; order < MAX_ORDER; order++) { + cache_estimate(order, cache_cache.buffer_size, + cache_line_size(), 0, &left_over, &cache_cache.num); + if (cache_cache.num) + break; + } if (!cache_cache.num) BUG(); - + cache_cache.gfporder = order; cache_cache.colour = left_over / cache_cache.colour_off; cache_cache.slab_size = ALIGN(cache_cache.num * sizeof(kmem_bufctl_t) + sizeof(struct slab), cache_line_size()); @@ -1628,36 +1693,44 @@ static inline size_t calculate_slab_order(struct kmem_cache *cachep, size_t size, size_t align, unsigned long flags) { size_t left_over = 0; + int gfporder; - for (;; cachep->gfporder++) { + for (gfporder = 0 ; gfporder <= MAX_GFP_ORDER; gfporder++) { unsigned int num; size_t remainder; - if (cachep->gfporder > MAX_GFP_ORDER) { - cachep->num = 0; - break; - } - - cache_estimate(cachep->gfporder, size, align, flags, - &remainder, &num); + cache_estimate(gfporder, size, align, flags, &remainder, &num); if (!num) continue; + /* More than offslab_limit objects will cause problems */ - if (flags & CFLGS_OFF_SLAB && cachep->num > offslab_limit) + if ((flags & CFLGS_OFF_SLAB) && num > offslab_limit) break; + /* Found something acceptable - save it away */ cachep->num = num; + cachep->gfporder = gfporder; left_over = remainder; /* + * A VFS-reclaimable slab tends to have most allocations + * as GFP_NOFS and we really don't want to have to be allocating + * higher-order pages when we are unable to shrink dcache. + */ + if (flags & SLAB_RECLAIM_ACCOUNT) + break; + + /* * Large number of objects is good, but very large slabs are * currently bad for the gfp()s. */ - if (cachep->gfporder >= slab_break_gfp_order) + if (gfporder >= slab_break_gfp_order) break; - if ((left_over * 8) <= (PAGE_SIZE << cachep->gfporder)) - /* Acceptable internal fragmentation */ + /* + * Acceptable internal fragmentation? + */ + if ((left_over * 8) <= (PAGE_SIZE << gfporder)) break; } return left_over; @@ -1869,17 +1942,7 @@ kmem_cache_create (const char *name, size_t size, size_t align, size = ALIGN(size, align); - if ((flags & SLAB_RECLAIM_ACCOUNT) && size <= PAGE_SIZE) { - /* - * A VFS-reclaimable slab tends to have most allocations - * as GFP_NOFS and we really don't want to have to be allocating - * higher-order pages when we are unable to shrink dcache. - */ - cachep->gfporder = 0; - cache_estimate(cachep->gfporder, size, align, flags, - &left_over, &cachep->num); - } else - left_over = calculate_slab_order(cachep, size, align, flags); + left_over = calculate_slab_order(cachep, size, align, flags); if (!cachep->num) { printk("kmem_cache_create: couldn't create cache %s.\n", name); @@ -2554,7 +2617,7 @@ static void check_slabp(struct kmem_cache *cachep, struct slab *slabp) "slab: Internal list corruption detected in cache '%s'(%d), slabp %p(%d). Hexdump:\n", cachep->name, cachep->num, slabp, slabp->inuse); for (i = 0; - i < sizeof(slabp) + cachep->num * sizeof(kmem_bufctl_t); + i < sizeof(*slabp) + cachep->num * sizeof(kmem_bufctl_t); i++) { if ((i % 16) == 0) printk("\n%03x:", i); @@ -3494,8 +3557,7 @@ static void cache_reap(void *unused) check_irq_on(); l3 = searchp->nodelists[numa_node_id()]; - if (l3->alien) - drain_alien_cache(searchp, l3->alien); + reap_alien(searchp, l3); spin_lock_irq(&l3->list_lock); drain_array_locked(searchp, cpu_cache_get(searchp), 0, @@ -3545,7 +3607,7 @@ static void cache_reap(void *unused) } check_irq_on(); mutex_unlock(&cache_chain_mutex); - drain_remote_pages(); + next_reap_node(); /* Setup the next iteration */ schedule_delayed_work(&__get_cpu_var(reap_work), REAPTIMEOUT_CPUC); } diff --git a/mm/swap.c b/mm/swap.c index cce3dda59c5..e9ec06d845e 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -489,13 +489,34 @@ void percpu_counter_mod(struct percpu_counter *fbc, long amount) if (count >= FBC_BATCH || count <= -FBC_BATCH) { spin_lock(&fbc->lock); fbc->count += count; + *pcount = 0; spin_unlock(&fbc->lock); - count = 0; + } else { + *pcount = count; } - *pcount = count; put_cpu(); } EXPORT_SYMBOL(percpu_counter_mod); + +/* + * Add up all the per-cpu counts, return the result. This is a more accurate + * but much slower version of percpu_counter_read_positive() + */ +long percpu_counter_sum(struct percpu_counter *fbc) +{ + long ret; + int cpu; + + spin_lock(&fbc->lock); + ret = fbc->count; + for_each_cpu(cpu) { + long *pcount = per_cpu_ptr(fbc->counters, cpu); + ret += *pcount; + } + spin_unlock(&fbc->lock); + return ret < 0 ? 0 : ret; +} +EXPORT_SYMBOL(percpu_counter_sum); #endif /* diff --git a/mm/vmscan.c b/mm/vmscan.c index b0af7593d01..7ccf763bb30 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1883,7 +1883,8 @@ int zone_reclaim(struct zone *zone, gfp_t gfp_mask, unsigned int order) if (!(gfp_mask & __GFP_WAIT) || zone->all_unreclaimable || - atomic_read(&zone->reclaim_in_progress) > 0) + atomic_read(&zone->reclaim_in_progress) > 0 || + (p->flags & PF_MEMALLOC)) return 0; node_id = zone->zone_pgdat->node_id; diff --git a/net/atm/signaling.c b/net/atm/signaling.c index 93ad59a28ef..31d98b57e1d 100644 --- a/net/atm/signaling.c +++ b/net/atm/signaling.c @@ -39,25 +39,19 @@ static DECLARE_WAIT_QUEUE_HEAD(sigd_sleep); static void sigd_put_skb(struct sk_buff *skb) { #ifdef WAIT_FOR_DEMON - static unsigned long silence; DECLARE_WAITQUEUE(wait,current); add_wait_queue(&sigd_sleep,&wait); while (!sigd) { set_current_state(TASK_UNINTERRUPTIBLE); - if (time_after(jiffies, silence) || silence == 0) { - printk(KERN_INFO "atmsvc: waiting for signaling demon " - "...\n"); - silence = (jiffies+30*HZ)|1; - } + DPRINTK("atmsvc: waiting for signaling demon...\n"); schedule(); } current->state = TASK_RUNNING; remove_wait_queue(&sigd_sleep,&wait); #else if (!sigd) { - if (net_ratelimit()) - printk(KERN_WARNING "atmsvc: no signaling demon\n"); + DPRINTK("atmsvc: no signaling demon\n"); kfree_skb(skb); return; } diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 7fa3a5a9971..f36b35edd60 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -81,26 +81,27 @@ static void port_carrier_check(void *arg) { struct net_device *dev = arg; struct net_bridge_port *p; + struct net_bridge *br; rtnl_lock(); p = dev->br_port; if (!p) goto done; - - if (netif_carrier_ok(p->dev)) { - u32 cost = port_cost(p->dev); - - spin_lock_bh(&p->br->lock); - if (p->state == BR_STATE_DISABLED) { - p->path_cost = cost; - br_stp_enable_port(p); + br = p->br; + + if (netif_carrier_ok(dev)) + p->path_cost = port_cost(dev); + + if (br->dev->flags & IFF_UP) { + spin_lock_bh(&br->lock); + if (netif_carrier_ok(dev)) { + if (p->state == BR_STATE_DISABLED) + br_stp_enable_port(p); + } else { + if (p->state != BR_STATE_DISABLED) + br_stp_disable_port(p); } - spin_unlock_bh(&p->br->lock); - } else { - spin_lock_bh(&p->br->lock); - if (p->state != BR_STATE_DISABLED) - br_stp_disable_port(p); - spin_unlock_bh(&p->br->lock); + spin_unlock_bh(&br->lock); } done: rtnl_unlock(); @@ -168,6 +169,7 @@ static void del_nbp(struct net_bridge_port *p) rcu_assign_pointer(dev->br_port, NULL); + kobject_uevent(&p->kobj, KOBJ_REMOVE); kobject_del(&p->kobj); call_rcu(&p->rcu, destroy_nbp_rcu); @@ -276,8 +278,9 @@ static struct net_bridge_port *new_nbp(struct net_bridge *br, br_init_port(p); p->state = BR_STATE_DISABLED; INIT_WORK(&p->carrier_check, port_carrier_check, dev); - kobject_init(&p->kobj); + br_stp_port_timer_init(p); + kobject_init(&p->kobj); kobject_set_name(&p->kobj, SYSFS_BRIDGE_PORT_ATTR); p->kobj.ktype = &brport_ktype; p->kobj.parent = &(dev->class_dev.kobj); diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c index 35cf3a07408..23dea1422c9 100644 --- a/net/bridge/br_stp_if.c +++ b/net/bridge/br_stp_if.c @@ -39,8 +39,6 @@ void br_init_port(struct net_bridge_port *p) p->state = BR_STATE_BLOCKING; p->topology_change_ack = 0; p->config_pending = 0; - - br_stp_port_timer_init(p); } /* called under bridge lock */ diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index aa68e0ab274..35d1d347541 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -2,7 +2,7 @@ * net/dccp/ccids/ccid3.c * * Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand. - * Copyright (c) 2005 Ian McDonald <iam4@cs.waikato.ac.nz> + * Copyright (c) 2005-6 Ian McDonald <imcdnzl@gmail.com> * * An implementation of the DCCP protocol * @@ -1033,9 +1033,13 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb) p_prev = hcrx->ccid3hcrx_p; /* Calculate loss event rate */ - if (!list_empty(&hcrx->ccid3hcrx_li_hist)) + if (!list_empty(&hcrx->ccid3hcrx_li_hist)) { + u32 i_mean = dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist); + /* Scaling up by 1000000 as fixed decimal */ - hcrx->ccid3hcrx_p = 1000000 / dccp_li_hist_calc_i_mean(&hcrx->ccid3hcrx_li_hist); + if (i_mean != 0) + hcrx->ccid3hcrx_p = 1000000 / i_mean; + } if (hcrx->ccid3hcrx_p > p_prev) { ccid3_hc_rx_send_feedback(sk); diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c index 36339eb39e1..08f80e2ea2a 100644 --- a/net/ipv4/netfilter/ip_queue.c +++ b/net/ipv4/netfilter/ip_queue.c @@ -524,7 +524,7 @@ ipq_rcv_skb(struct sk_buff *skb) write_unlock_bh(&queue_lock); status = ipq_receive_peer(NLMSG_DATA(nlh), type, - skblen - NLMSG_LENGTH(0)); + nlmsglen - NLMSG_LENGTH(0)); if (status < 0) RCV_SKB_FAIL(status); diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c index 5027bbe6415..af0635084df 100644 --- a/net/ipv6/netfilter/ip6_queue.c +++ b/net/ipv6/netfilter/ip6_queue.c @@ -522,7 +522,7 @@ ipq_rcv_skb(struct sk_buff *skb) write_unlock_bh(&queue_lock); status = ipq_receive_peer(NLMSG_DATA(nlh), type, - skblen - NLMSG_LENGTH(0)); + nlmsglen - NLMSG_LENGTH(0)); if (status < 0) RCV_SKB_FAIL(status); diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 1b5989b1b67..c323cc6a28b 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -547,7 +547,7 @@ static struct sock * unix_create1(struct socket *sock) struct sock *sk = NULL; struct unix_sock *u; - if (atomic_read(&unix_nr_socks) >= 2*files_stat.max_files) + if (atomic_read(&unix_nr_socks) >= 2*get_max_files()) goto out; sk = sk_alloc(PF_UNIX, GFP_KERNEL, &unix_proto, 1); diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c index be97caf664b..c164b230ad6 100644 --- a/scripts/mod/file2alias.c +++ b/scripts/mod/file2alias.c @@ -246,7 +246,7 @@ static int do_ccw_entry(const char *filename, id->cu_model); ADD(alias, "dt", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE, id->dev_type); - ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_TYPE, + ADD(alias, "dm", id->match_flags&CCW_DEVICE_ID_MATCH_DEVICE_MODEL, id->dev_model); return 1; } diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index b7773bf68ef..b65c201e9ff 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -1262,7 +1262,7 @@ static int selinux_ptrace(struct task_struct *parent, struct task_struct *child) rc = task_has_perm(parent, child, PROCESS__PTRACE); /* Save the SID of the tracing process for later use in apply_creds. */ - if (!rc) + if (!(child->ptrace & PT_PTRACED) && !rc) csec->ptrace_sid = psec->sid; return rc; } diff --git a/sound/core/control.c b/sound/core/control.c index abd62f94372..0c29679a857 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -959,17 +959,15 @@ static int snd_ctl_elem_add(struct snd_ctl_file *file, kctl.private_free = snd_ctl_elem_user_free; _kctl = snd_ctl_new(&kctl, access); if (_kctl == NULL) { - kfree(_kctl->private_data); + kfree(ue); return -ENOMEM; } _kctl->private_data = ue; for (idx = 0; idx < _kctl->count; idx++) _kctl->vd[idx].owner = file; err = snd_ctl_add(card, _kctl); - if (err < 0) { - snd_ctl_free_one(_kctl); + if (err < 0) return err; - } down_write(&card->controls_rwsem); card->user_ctl_count++; |