diff options
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | sysdeps/unix/clock_gettime.c | 4 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/clock_gettime.c | 22 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/clock_gettime.c | 10 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sysdep.h | 9 |
5 files changed, 40 insertions, 16 deletions
diff --git a/ChangeLog b/ChangeLog index 32e74d7d86..e2fc2951a2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,16 @@ 2011-09-06 Ulrich Drepper <drepper@gmail.com> + * sysdeps/unix/sysv/linux/x86_64/clock_gettime.c: New file. + * sysdeps/unix/sysv/linux/clock_gettime.c (SYSCALL_GETTIME): Allow + already be defined. Change to take two parameters and don't assign + result to variable. Adjust all users. + Define INTERNAL_GETTIME if not already defined. + Use INTERNAL_GETTIME instead of INTERNAL_VSYSCALL got clock_gettime + call. + * sysdeps/unix/sysv/linux/x86_64/sysdep.h: Don't define + HAVE_CLOCK_GETTIME_VSYSCALL. + * sysdeps/unix/clock_gettime.c: Adjust use of SYSDEP_GETTIME_CPU. + * sysdeps/unix/sysv/linux/getsysstats.c (__get_nprocs): Don't use gettimeofday vsyscall, just use time. diff --git a/sysdeps/unix/clock_gettime.c b/sysdeps/unix/clock_gettime.c index fbaaf301e4..d467f2b787 100644 --- a/sysdeps/unix/clock_gettime.c +++ b/sysdeps/unix/clock_gettime.c @@ -1,5 +1,5 @@ /* clock_gettime -- Get the current time from a POSIX clockid_t. Unix version. - Copyright (C) 1999-2004, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 1999-2004, 2005, 2007, 2011 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 @@ -113,7 +113,7 @@ clock_gettime (clockid_t clock_id, struct timespec *tp) default: #ifdef SYSDEP_GETTIME_CPU - SYSDEP_GETTIME_CPU; + retval = SYSDEP_GETTIME_CPU (clock_id, tp); #endif #if HP_TIMING_AVAIL if ((clock_id & ((1 << CLOCK_IDFIELD_SIZE) - 1)) diff --git a/sysdeps/unix/sysv/linux/clock_gettime.c b/sysdeps/unix/sysv/linux/clock_gettime.c index dd3755cce7..0ae45de371 100644 --- a/sysdeps/unix/sysv/linux/clock_gettime.c +++ b/sysdeps/unix/sysv/linux/clock_gettime.c @@ -1,5 +1,5 @@ /* clock_gettime -- Get current time from a POSIX clockid_t. Linux version. - Copyright (C) 2003,2004,2005,2006,2007,2010 Free Software Foundation, Inc. + Copyright (C) 2003,2004,2005,2006,2007,2010,2011 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 @@ -32,9 +32,14 @@ # include <bits/libc-vdso.h> #endif -#define SYSCALL_GETTIME \ - retval = INLINE_VSYSCALL (clock_gettime, 2, clock_id, tp); \ - break +#ifndef SYSCALL_GETTIME +# define SYSCALL_GETTIME(id, tp) \ + INLINE_VSYSCALL (clock_gettime, 2, id, tp) +#endif +#ifndef INTERNAL_GETTIME +# define INTERNAL_GETTIME(id, tp) \ + INTERNAL_VSYSCALL (clock_gettime, err, 2, id, tp) +#endif #ifdef __ASSUME_POSIX_TIMERS @@ -44,7 +49,8 @@ SYSDEP_GETTIME_CPUTIME \ case CLOCK_REALTIME: \ case CLOCK_MONOTONIC: \ - SYSCALL_GETTIME + retval = SYSCALL_GETTIME (clock_id, tp); \ + break # define __libc_missing_posix_timers 0 #elif defined __NR_clock_gettime @@ -59,7 +65,7 @@ maybe_syscall_gettime (clockid_t clock_id, struct timespec *tp) if (!__libc_missing_posix_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp); + int r = INTERNAL_GETTIME (clock_id, tp); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; @@ -89,7 +95,7 @@ maybe_syscall_gettime (clockid_t clock_id, struct timespec *tp) /* Fallback code. */ \ if (retval == EINVAL && clock_id == CLOCK_REALTIME) \ retval = realtime_gettime (tp); \ - else \ + else \ { \ __set_errno (retval); \ retval = -1; \ @@ -119,7 +125,7 @@ maybe_syscall_gettime_cpu (clockid_t clock_id, struct timespec *tp) if (!__libc_missing_posix_cpu_timers) { INTERNAL_SYSCALL_DECL (err); - int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp); + int r = INTERNAL_GETTIME (clock_id, tp); if (!INTERNAL_SYSCALL_ERROR_P (r, err)) return 0; diff --git a/sysdeps/unix/sysv/linux/x86_64/clock_gettime.c b/sysdeps/unix/sysv/linux/x86_64/clock_gettime.c new file mode 100644 index 0000000000..9d6cd238de --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/clock_gettime.c @@ -0,0 +1,10 @@ +#include "bits/libc-vdso.h" + +#ifdef SHARED +# define SYSCALL_GETTIME(id, tp) \ + (*__vdso_clock_gettime) (id, tp) +# define INTERNAL_GETTIME(id, tp) \ + (*__vdso_clock_gettime) (id, tp) +#endif + +#include "../clock_gettime.c" diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h index 2b9ea85d8e..a9821dc0a8 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h +++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2001-2005, 2007, 2011 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 @@ -279,8 +279,8 @@ if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ { \ iserr: \ - __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err)); \ - sc_ret = -1L; \ + __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err)); \ + sc_ret = -1L; \ } \ out: \ sc_ret; \ @@ -304,9 +304,6 @@ v_ret; \ }) -/* List of system calls which are supported as vsyscalls. */ -# define HAVE_CLOCK_GETTIME_VSYSCALL 1 - # else # define INLINE_VSYSCALL(name, nr, args...) \ INLINE_SYSCALL (name, nr, ##args) |