diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2007-08-13 18:47:42 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-08-13 18:47:42 +0000 |
| commit | 9c6f6953fda96b49c8510a879304ea4222ea1781 (patch) | |
| tree | c169827926668d35139d9d1bbe26db86c17f8e6d /sysdeps/unix/sysv/linux/x86_64/libc-start.c | |
| parent | f8de5057b9ded1d4ff41d8614530a83ba338c9e8 (diff) | |
| download | glibc-9c6f6953fda96b49c8510a879304ea4222ea1781.tar.gz | |
* sysdeps/unix/sysv/linux/x86_64/libc-start.c
(_libc_vdso_platform_setup): If vDSO is not available point
__vdso_gettimeofday to the vsyscall.
* sysdeps/unix/sysv/linux/x86_64/gettimeofday.S [SHARED]: Use
__vdso_gettimeofday instead of vsyscall.
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/libc-start.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/libc-start.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/libc-start.c b/sysdeps/unix/sysv/linux/x86_64/libc-start.c index 0ce47952d7..dea2e8afe4 100644 --- a/sysdeps/unix/sysv/linux/x86_64/libc-start.c +++ b/sysdeps/unix/sysv/linux/x86_64/libc-start.c @@ -31,6 +31,10 @@ _libc_vdso_platform_setup (void) PREPARE_VERSION (linux26, "LINUX_2.6", 61765110); void *p = _dl_vdso_vsym ("gettimeofday", &linux26); + /* If the vDSO is not available we fall back on the old vsyscall. */ +#define VSYSCALL_ADDR_vgettimeofday 0xffffffffff600000ul + if (p == NULL) + p = (void *) VSYSCALL_ADDR_vgettimeofday; PTR_MANGLE (p); __vdso_gettimeofday = p; |