diff options
| author | Roland McGrath <roland@hack.frob.com> | 2012-05-22 16:00:50 -0700 |
|---|---|---|
| committer | Roland McGrath <roland@hack.frob.com> | 2012-05-24 13:13:46 -0700 |
| commit | c14874927b499ddfdbb03745bb32bfc778b8595f (patch) | |
| tree | a07ace4f46694be67780cdf4765044f80ac4f729 /sysdeps/unix/sysv | |
| parent | d6c33fda03457ca8ca87a562fa2681af16ca4ea5 (diff) | |
| download | glibc-c14874927b499ddfdbb03745bb32bfc778b8595f.tar.gz glibc-c14874927b499ddfdbb03745bb32bfc778b8595f.tar.xz glibc-c14874927b499ddfdbb03745bb32bfc778b8595f.zip | |
syscalls.list support for vDSO IFUNCs, use it for x32 gettimeofday and time.
Diffstat (limited to 'sysdeps/unix/sysv')
| -rw-r--r-- | sysdeps/unix/sysv/linux/dl-vdso.h | 11 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/x32/syscalls.list | 2 |
2 files changed, 13 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/dl-vdso.h b/sysdeps/unix/sysv/linux/dl-vdso.h index c30671de72..4149bacdce 100644 --- a/sysdeps/unix/sysv/linux/dl-vdso.h +++ b/sysdeps/unix/sysv/linux/dl-vdso.h @@ -33,6 +33,17 @@ /* We don't have a specific file where the symbol can be found. */ \ var.filename = NULL +/* Use this for the known version sets defined below, where we + record their precomputed hash values only once, in this file. */ +#define PREPARE_VERSION_KNOWN(var, vname) \ + PREPARE_VERSION (var, VDSO_NAME_##vname, VDSO_HASH_##vname) + +#define VDSO_NAME_LINUX_2_6 "LINUX_2.6" +#define VDSO_HASH_LINUX_2_6 61765110 +#define VDSO_NAME_LINUX_2_6_15 "LINUX_2.6.15" +#define VDSO_HASH_LINUX_2_6_15 123718565 +#define VDSO_NAME_LINUX_2_6_29 "LINUX_2.6.29" +#define VDSO_HASH_LINUX_2_6_29 123718585 /* Functions for resolving symbols in the VDSO link map. */ extern void *_dl_vdso_vsym (const char *name, diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/syscalls.list b/sysdeps/unix/sysv/linux/x86_64/x32/syscalls.list index 7edb6fd618..2cc58af2df 100644 --- a/sysdeps/unix/sysv/linux/x86_64/x32/syscalls.list +++ b/sysdeps/unix/sysv/linux/x86_64/x32/syscalls.list @@ -1,6 +1,8 @@ # File name Caller Syscall name # args Strong name Weak names fallocate - fallocate Ci:iiii fallocate fallocate64 +gettimeofday - gettimeofday:__vdso_gettimeofday@LINUX_2.6 i:pP __gettimeofday gettimeofday posix_fadvise - fadvise64 Vi:iiii posix_fadvise posix_fadvise64 preadv - preadv Ci:ipii preadv preadv64 pwritev - pwritev Ci:ipii pwritev pwritev64 +time - time:__vdso_time@LINUX_2.6 Ei:P time |