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-rw-r--r--sysdeps/gnu/netinet/tcp.h19
-rw-r--r--sysdeps/i386/dl-trampoline.S5
-rw-r--r--sysdeps/ieee754/dbl-64/e_lgamma_r.c7
-rw-r--r--sysdeps/ieee754/flt-32/e_lgammaf_r.c7
-rw-r--r--sysdeps/ieee754/ldbl-96/e_lgammal_r.c10
-rw-r--r--sysdeps/unix/sysv/linux/Makefile3
-rw-r--r--sysdeps/unix/sysv/linux/Versions3
-rw-r--r--sysdeps/unix/sysv/linux/eventfd.c43
-rw-r--r--sysdeps/unix/sysv/linux/eventfd_read.c28
-rw-r--r--sysdeps/unix/sysv/linux/eventfd_write.c29
-rw-r--r--sysdeps/unix/sysv/linux/signalfd.c44
-rw-r--r--sysdeps/unix/sysv/linux/sys/eventfd.h43
-rw-r--r--sysdeps/unix/sysv/linux/sys/signalfd.h58
-rw-r--r--sysdeps/x86_64/cacheinfo.c8
14 files changed, 299 insertions, 8 deletions
diff --git a/sysdeps/gnu/netinet/tcp.h b/sysdeps/gnu/netinet/tcp.h
index 2c04ec9b7f..2ab2909f20 100644
--- a/sysdeps/gnu/netinet/tcp.h
+++ b/sysdeps/gnu/netinet/tcp.h
@@ -50,6 +50,7 @@
#define TCP_INFO 11 /* Information about this connection. */
#define TCP_QUICKACK 12 /* Bock/reenable quick ACKs. */
#define TCP_CONGESTION 13 /* Congestion control algorithm. */
+#define TCP_MD5SIG 14 /* TCP MD5 Signature (RFC2385) */
#ifdef __USE_MISC
# include <sys/types.h>
@@ -219,6 +220,24 @@ struct tcp_info
u_int32_t tcpi_snd_cwnd;
u_int32_t tcpi_advmss;
u_int32_t tcpi_reordering;
+
+ u_int32_t tcpi_rcv_rtt;
+ u_int32_t tcpi_rcv_space;
+
+ u_int32_t tcpi_total_retrans;
+};
+
+
+/* For TCP_MD5SIG socket option. */
+#define TCP_MD5SIG_MAXKEYLEN 80
+
+struct tcp_md5sig
+{
+ struct __kernel_sockaddr_storage tcpm_addr; /* Address associated. */
+ u_int16_t __tcpm_pad1; /* Zero. */
+ u_int16_t tcpm_keylen; /* Key length. */
+ u_int32_t __tcpm_pad2; /* Zero. */
+ u_int8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN]; /* Key (binary). */
};
#endif /* Misc. */
diff --git a/sysdeps/i386/dl-trampoline.S b/sysdeps/i386/dl-trampoline.S
index af9eaf6d56..73b08ba67e 100644
--- a/sysdeps/i386/dl-trampoline.S
+++ b/sysdeps/i386/dl-trampoline.S
@@ -113,6 +113,7 @@ _dl_runtime_profile:
movl %ebx, %ecx
orl $4, %ebx # Increase frame size if necessary to align
# stack for the function call
+ andl $~3, %ebx
movl %esp, %edi
subl %ebx, %edi
movl %esp, %ebx
@@ -121,9 +122,9 @@ _dl_runtime_profile:
shrl $2, %ecx
rep
movsl
- movl (%edi), %esi
+ movl (%ebx), %esi
cfi_restore (esi)
- movl 4(%edi), %edi
+ movl 4(%ebx), %edi
cfi_restore (edi)
/*
%ebx+40 return address
diff --git a/sysdeps/ieee754/dbl-64/e_lgamma_r.c b/sysdeps/ieee754/dbl-64/e_lgamma_r.c
index cc44b048f4..a298a5a2a4 100644
--- a/sysdeps/ieee754/dbl-64/e_lgamma_r.c
+++ b/sysdeps/ieee754/dbl-64/e_lgamma_r.c
@@ -228,7 +228,12 @@ static double zero= 0.00000000000000000000e+00;
*signgamp = 1;
ix = hx&0x7fffffff;
if(ix>=0x7ff00000) return x*x;
- if((ix|lx)==0) return one/fabs(x);
+ if((ix|lx)==0)
+ {
+ if (hx < 0)
+ *signgamp = -1;
+ return one/fabs(x);
+ }
if(ix<0x3b900000) { /* |x|<2**-70, return -log(|x|) */
if(hx<0) {
*signgamp = -1;
diff --git a/sysdeps/ieee754/flt-32/e_lgammaf_r.c b/sysdeps/ieee754/flt-32/e_lgammaf_r.c
index 5ebebb77af..0ed2610085 100644
--- a/sysdeps/ieee754/flt-32/e_lgammaf_r.c
+++ b/sysdeps/ieee754/flt-32/e_lgammaf_r.c
@@ -164,7 +164,12 @@ static float zero= 0.0000000000e+00;
*signgamp = 1;
ix = hx&0x7fffffff;
if(ix>=0x7f800000) return x*x;
- if(ix==0) return one/fabsf(x);
+ if(ix==0)
+ {
+ if (hx < 0)
+ *signgamp = -1;
+ return one/fabsf(x);
+ }
if(ix<0x1c800000) { /* |x|<2**-70, return -log(|x|) */
if(hx<0) {
*signgamp = -1;
diff --git a/sysdeps/ieee754/ldbl-96/e_lgammal_r.c b/sysdeps/ieee754/ldbl-96/e_lgammal_r.c
index fecbee9b2a..36e336565c 100644
--- a/sysdeps/ieee754/ldbl-96/e_lgammal_r.c
+++ b/sysdeps/ieee754/ldbl-96/e_lgammal_r.c
@@ -11,9 +11,9 @@
/* Long double expansions are
Copyright (C) 2001 Stephen L. Moshier <moshier@na-net.ornl.gov>
- and are incorporated herein by permission of the author. The author
+ and are incorporated herein by permission of the author. The author
reserves the right to distribute this material elsewhere under different
- copying permissions. These modifications are distributed here under
+ copying permissions. These modifications are distributed here under
the following terms:
This library is free software; you can redistribute it and/or
@@ -302,7 +302,11 @@ __ieee754_lgammal_r (x, signgamp)
ix = se & 0x7fff;
if ((ix | i0 | i1) == 0)
- return one / fabsl (x);
+ {
+ if (se & 0x8000)
+ *signgamp = -1;
+ return one / fabsl (x);
+ }
ix = (ix << 16) | (i0 >> 16);
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 119e37b345..6ba3a25c84 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -13,7 +13,8 @@ endif
ifeq ($(subdir),misc)
sysdep_routines += sysctl clone llseek umount umount2 readahead \
- setfsuid setfsgid makedev epoll_pwait
+ setfsuid setfsgid makedev epoll_pwait signalfd \
+ eventfd eventfd_read eventfd_write
CFLAGS-gethostid.c = -fexceptions
diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
index 5413ced74c..dbf2ae5901 100644
--- a/sysdeps/unix/sysv/linux/Versions
+++ b/sysdeps/unix/sysv/linux/Versions
@@ -129,6 +129,9 @@ libc {
GLIBC_2.6 {
epoll_pwait; sync_file_range; sched_getcpu;
}
+ GLIBC_2.7 {
+ eventfd; eventfd_read; eventfd_write; signalfd;
+ }
GLIBC_PRIVATE {
# functions used in other libraries
__syscall_rt_sigqueueinfo;
diff --git a/sysdeps/unix/sysv/linux/eventfd.c b/sysdeps/unix/sysv/linux/eventfd.c
new file mode 100644
index 0000000000..180861aad2
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/eventfd.c
@@ -0,0 +1,43 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <sys/eventfd.h>
+#include <sysdep.h>
+
+
+int
+eventfd (int count, int flags)
+{
+ /* The system call has no flag parameter which is bad. So we have
+ to wait until we have to support to pass additional values to the
+ kernel (sys_indirect) before implementing setting flags like
+ O_NONBLOCK etc. */
+ if (flags != 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+#ifdef __NR_eventfd
+ return INLINE_SYSCALL (eventfd, 1, count);
+#else
+ __set_errno (ENOSYS);
+ return -1;
+#endif
+}
diff --git a/sysdeps/unix/sysv/linux/eventfd_read.c b/sysdeps/unix/sysv/linux/eventfd_read.c
new file mode 100644
index 0000000000..3b1059a0ab
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/eventfd_read.c
@@ -0,0 +1,28 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/eventfd.h>
+
+
+int
+eventfd_read (int fd, eventfd_t *value)
+{
+ return __read (fd, value, sizeof (eventfd_t)) != sizeof (eventfd_t) ? -1 : 0;
+}
diff --git a/sysdeps/unix/sysv/linux/eventfd_write.c b/sysdeps/unix/sysv/linux/eventfd_write.c
new file mode 100644
index 0000000000..4b15990c3f
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/eventfd_write.c
@@ -0,0 +1,29 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/eventfd.h>
+
+
+int
+eventfd_write (int fd, eventfd_t value)
+{
+ return __write (fd, &value,
+ sizeof (eventfd_t)) != sizeof (eventfd_t) ? -1 : 0;
+}
diff --git a/sysdeps/unix/sysv/linux/signalfd.c b/sysdeps/unix/sysv/linux/signalfd.c
new file mode 100644
index 0000000000..09355ecd1d
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/signalfd.c
@@ -0,0 +1,44 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <signal.h>
+#include <sys/signalfd.h>
+#include <sysdep.h>
+
+
+int
+signalfd (int fd, const sigset_t *mask, int flags)
+{
+ /* The system call has no flag parameter which is bad. So we have
+ to wait until we have to support to pass additional values to the
+ kernel (sys_indirect) before implementing setting flags like
+ O_NONBLOCK etc. */
+ if (flags != 0)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+#ifdef __NR_signalfd
+ return INLINE_SYSCALL (signalfd, 3, fd, mask, _NSIG / 8);
+#else
+ __set_errno (ENOSYS);
+ return -1;
+#endif
+}
diff --git a/sysdeps/unix/sysv/linux/sys/eventfd.h b/sysdeps/unix/sysv/linux/sys/eventfd.h
new file mode 100644
index 0000000000..1ebaea7b30
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/eventfd.h
@@ -0,0 +1,43 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _SYS_EVENTFD_H
+#define _SYS_EVENTFD_H 1
+
+#include <stdint.h>
+
+
+/* Type for event counter. */
+typedef uint64_t eventfd_t;
+
+
+__BEGIN_DECLS
+
+/* Return file descriptor for generic event channel. Set initial
+ value to COUNT. */
+extern int eventfd (int __count, int __flags) __THROW;
+
+/* Read event counter and possibly wait for events. */
+extern int eventfd_read (int __fd, eventfd_t *__value);
+
+/* Increment event counter. */
+extern int eventfd_write (int __fd, eventfd_t value);
+
+__END_DECLS
+
+#endif /* sys/eventfd.h */
diff --git a/sysdeps/unix/sysv/linux/sys/signalfd.h b/sysdeps/unix/sysv/linux/sys/signalfd.h
new file mode 100644
index 0000000000..247b20b9d2
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/sys/signalfd.h
@@ -0,0 +1,58 @@
+/* Copyright (C) 2007 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#ifndef _SYS_SIGNALFD_H
+#define _SYS_SIGNALFD_H 1
+
+#define __need_sigset_t
+#include <signal.h>
+#include <stdint.h>
+
+
+struct signalfd_siginfo
+{
+ uint32_t ssi_signo;
+ int32_t ssi_errno;
+ int32_t ssi_code;
+ uint32_t ssi_pid;
+ uint32_t ssi_uid;
+ int32_t ssi_fd;
+ uint32_t ssi_tid;
+ uint32_t ssi_band;
+ uint32_t ssi_overrun;
+ uint32_t ssi_trapno;
+ int32_t ssi_status;
+ int32_t ssi_int;
+ uintptr_t ssi_ptr;
+ uint64_t ssi_utime;
+ uint64_t ssi_stime;
+ uint64_t ssi_addr;
+ uint8_t __pad[48];
+};
+
+
+__BEGIN_DECLS
+
+/* Request notification for delivery of signals in MASK to be
+ performed using descriptor FD.*/
+extern int signalfd (int __fd, const sigset_t *__mask, int __flags)
+ __nonnull (2) __THROW;
+
+__END_DECLS
+
+#endif /* sys/signalfd.h */
diff --git a/sysdeps/x86_64/cacheinfo.c b/sysdeps/x86_64/cacheinfo.c
index 5b92bd5849..12102fea81 100644
--- a/sysdeps/x86_64/cacheinfo.c
+++ b/sysdeps/x86_64/cacheinfo.c
@@ -456,6 +456,13 @@ init_cacheinfo (void)
asm volatile ("cpuid"
: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
: "0" (4), "2" (i++));
+
+ /* There seems to be a bug in at least some Pentium Ds
+ which sometimes fail to iterate all cache parameters.
+ Do not loop indefinitely here, stop in this case and
+ assume there is no such information. */
+ if ((eax & 0x1f) == 0)
+ goto intel_bug_no_cache_info;
}
while (((eax >> 5) & 0x7) != level);
@@ -463,6 +470,7 @@ init_cacheinfo (void)
}
else
{
+ intel_bug_no_cache_info:
/* Assume that all logical threads share the highest cache level. */
asm volatile ("cpuid"
: "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-18 01:45:55 +0000