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* sysdeps/unix/sysv/linux/x86_64/gettimeofday.c (gettimeofday_ifunc):

Browse Source 
Replace gettimeofday with __vdso_gettimeofday.

	* sysdeps/unix/sysv/linux/x86_64/init-first.c (_libc_vdso_platform_setup):
	Replace clock_gettime and getcpu with __vdso_clock_gettime and
	__vdso_getcpu.

	* sysdeps/unix/sysv/linux/x86_64/time.c (time_ifunc): Replace
	time with __vdso_time.
This commit is contained in:
H.J. Lu 2012-03-05 19:45:53 +01:00 committed by Andreas Jaeger
parent ed58a00f9b
commit 8542dee325
4 changed files with 16 additions and 4 deletions
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12
ChangeLog
View File

@ -1,3 +1,15 @@
2012-03-0 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/unix/sysv/linux/x86_64/gettimeofday.c (gettimeofday_ifunc):
Replace gettimeofday with __vdso_gettimeofday.
* sysdeps/unix/sysv/linux/x86_64/init-first.c (_libc_vdso_platform_setup):
Replace clock_gettime and getcpu with __vdso_clock_gettime and
__vdso_getcpu.
* sysdeps/unix/sysv/linux/x86_64/time.c (time_ifunc): Replace
time with __vdso_time.
2012-03-05 Joseph Myers <joseph@codesourcery.com>
* manual/lang.texi (size_t): Note types to which size_t may be

2
sysdeps/unix/sysv/linux/x86_64/gettimeofday.c
View File

@ -30,7 +30,7 @@ gettimeofday_ifunc (void)
PREPARE_VERSION (linux26, "LINUX_2.6", 61765110);
/* If the vDSO is not available we fall back on the old vsyscall. */
return (_dl_vdso_vsym ("gettimeofday", &linux26)
return (_dl_vdso_vsym ("__vdso_gettimeofday", &linux26)
?: (void *) VSYSCALL_ADDR_vgettimeofday);
}
__asm (".type __gettimeofday, %gnu_indirect_function");

4
sysdeps/unix/sysv/linux/x86_64/init-first.c
View File

@ -36,13 +36,13 @@ _libc_vdso_platform_setup (void)
{
PREPARE_VERSION (linux26, "LINUX_2.6", 61765110);
void *p = _dl_vdso_vsym ("clock_gettime", &linux26);
void *p = _dl_vdso_vsym ("__vdso_clock_gettime", &linux26);
if (p == NULL)
p = __syscall_clock_gettime;
PTR_MANGLE (p);
__GI___vdso_clock_gettime = p;
p = _dl_vdso_vsym ("getcpu", &linux26);
p = _dl_vdso_vsym ("__vdso_getcpu", &linux26);
/* If the vDSO is not available we fall back on the old vsyscall. */
#define VSYSCALL_ADDR_vgetcpu 0xffffffffff600800
if (p == NULL)

2
sysdeps/unix/sysv/linux/x86_64/time.c
View File

@ -28,7 +28,7 @@ time_ifunc (void)
PREPARE_VERSION (linux26, "LINUX_2.6", 61765110);
/* If the vDSO is not available we fall back on the old vsyscall. */
return _dl_vdso_vsym ("time", &linux26) ?: (void *) VSYSCALL_ADDR_vtime;
return _dl_vdso_vsym ("__vdso_time", &linux26) ?: (void *) VSYSCALL_ADDR_vtime;
}
__asm (".type time, %gnu_indirect_function");