diff options
Diffstat (limited to 'arch/x86/kernel/smpboot.c')
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 59 |
1 files changed, 33 insertions, 26 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index e6abe8a49b1..84241a256dc 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -61,6 +61,7 @@ #include <asm/mtrr.h> #include <asm/nmi.h> #include <asm/vmi.h> +#include <asm/genapic.h> #include <linux/mc146818rtc.h> #include <mach_apic.h> @@ -183,7 +184,7 @@ static void unmap_cpu_to_node(int cpu) u8 cpu_2_logical_apicid[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = BAD_APICID }; -void map_cpu_to_logical_apicid(void) +static void map_cpu_to_logical_apicid(void) { int cpu = smp_processor_id(); int apicid = logical_smp_processor_id(); @@ -196,7 +197,7 @@ void map_cpu_to_logical_apicid(void) map_cpu_to_node(cpu, node); } -void unmap_cpu_to_logical_apicid(int cpu) +static void unmap_cpu_to_logical_apicid(int cpu) { cpu_2_logical_apicid[cpu] = BAD_APICID; unmap_cpu_to_node(cpu); @@ -210,7 +211,7 @@ void unmap_cpu_to_logical_apicid(int cpu) * Report back to the Boot Processor. * Running on AP. */ -void __cpuinit smp_callin(void) +static void __cpuinit smp_callin(void) { int cpuid, phys_id; unsigned long timeout; @@ -435,7 +436,7 @@ valid_k7: #endif } -void __cpuinit smp_checks(void) +static void __cpuinit smp_checks(void) { if (smp_b_stepping) printk(KERN_WARNING "WARNING: SMP operation may be unreliable" @@ -564,7 +565,7 @@ void __init smp_alloc_memory(void) } #endif -void impress_friends(void) +static void impress_friends(void) { int cpu; unsigned long bogosum = 0; @@ -677,6 +678,12 @@ wakeup_secondary_cpu(int phys_apicid, unsigned long start_eip) unsigned long send_status, accept_status = 0; int maxlvt, num_starts, j; + if (get_uv_system_type() == UV_NON_UNIQUE_APIC) { + send_status = uv_wakeup_secondary(phys_apicid, start_eip); + atomic_set(&init_deasserted, 1); + return send_status; + } + /* * Be paranoid about clearing APIC errors. */ @@ -918,16 +925,19 @@ do_rest: atomic_set(&init_deasserted, 0); - Dprintk("Setting warm reset code and vector.\n"); + if (get_uv_system_type() != UV_NON_UNIQUE_APIC) { - store_NMI_vector(&nmi_high, &nmi_low); + Dprintk("Setting warm reset code and vector.\n"); - smpboot_setup_warm_reset_vector(start_ip); - /* - * Be paranoid about clearing APIC errors. - */ - apic_write(APIC_ESR, 0); - apic_read(APIC_ESR); + store_NMI_vector(&nmi_high, &nmi_low); + + smpboot_setup_warm_reset_vector(start_ip); + /* + * Be paranoid about clearing APIC errors. + */ + apic_write(APIC_ESR, 0); + apic_read(APIC_ESR); + } /* * Starting actual IPI sequence... @@ -966,7 +976,8 @@ do_rest: else /* trampoline code not run */ printk(KERN_ERR "Not responding.\n"); - inquire_remote_apic(apicid); + if (get_uv_system_type() != UV_NON_UNIQUE_APIC) + inquire_remote_apic(apicid); } } @@ -1028,8 +1039,8 @@ int __cpuinit native_cpu_up(unsigned int cpu) #ifdef CONFIG_X86_32 /* init low mem mapping */ - clone_pgd_range(swapper_pg_dir, swapper_pg_dir + USER_PGD_PTRS, - min_t(unsigned long, KERNEL_PGD_PTRS, USER_PGD_PTRS)); + clone_pgd_range(swapper_pg_dir, swapper_pg_dir + KERNEL_PGD_BOUNDARY, + min_t(unsigned long, KERNEL_PGD_PTRS, KERNEL_PGD_BOUNDARY)); flush_tlb_all(); #endif @@ -1047,7 +1058,7 @@ int __cpuinit native_cpu_up(unsigned int cpu) check_tsc_sync_source(cpu); local_irq_restore(flags); - while (!cpu_isset(cpu, cpu_online_map)) { + while (!cpu_online(cpu)) { cpu_relax(); touch_nmi_watchdog(); } @@ -1138,14 +1149,10 @@ static int __init smp_sanity_check(unsigned max_cpus) "forcing use of dummy APIC emulation.\n"); smpboot_clear_io_apic(); #ifdef CONFIG_X86_32 - if (nmi_watchdog == NMI_LOCAL_APIC) { - printk(KERN_INFO "activating minimal APIC for" - "NMI watchdog use.\n"); - connect_bsp_APIC(); - setup_local_APIC(); - end_local_APIC_setup(); - } + connect_bsp_APIC(); #endif + setup_local_APIC(); + end_local_APIC_setup(); return -1; } @@ -1157,7 +1164,7 @@ static void __init smp_cpu_index_default(void) int i; struct cpuinfo_x86 *c; - for_each_cpu_mask(i, cpu_possible_map) { + for_each_possible_cpu(i) { c = &cpu_data(i); /* mark all to hotplug */ c->cpu_index = NR_CPUS; @@ -1276,7 +1283,7 @@ void cpu_exit_clear(void) } # endif /* CONFIG_X86_32 */ -void remove_siblinginfo(int cpu) +static void remove_siblinginfo(int cpu) { int sibling; struct cpuinfo_x86 *c = &cpu_data(cpu); |