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| author | Ulrich Drepper <drepper@redhat.com> | 2007-08-13 00:23:59 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2007-08-13 00:23:59 +0000 |
| commit | 3c87d79db7ae1f65294d088be7709140780b652c (patch) | |
| tree | 603151b0786c63510e4e3f85bb019bb7da9aa312 | |
| parent | 974a1f0fb2fa441152dfda9acb4c3898f67eea6a (diff) | |
| download | glibc-3c87d79db7ae1f65294d088be7709140780b652c.zip glibc-3c87d79db7ae1f65294d088be7709140780b652c.tar.gz glibc-3c87d79db7ae1f65294d088be7709140780b652c.tar.bz2 | |
* sysdeps/unix/sysv/linux/x86_64/libc-start.c
(_libc_vdso_platform_setup): Mangle function pointers before storing
them.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h (INLINE_VSYSCALL):
Demangle vdso pointer before use.
(INTERNAL_VSYSCALL): Likewise.
* elf/cache.c (primes): Mark as const.
Noted by Roland McGrath.
| -rw-r--r-- | ChangeLog | 12 | ||||
| -rw-r--r-- | elf/cache.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/libc-start.c | 8 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/sysdep.h | 12 |
4 files changed, 27 insertions, 7 deletions
@@ -1,3 +1,15 @@ +2007-08-12 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/unix/sysv/linux/x86_64/libc-start.c + (_libc_vdso_platform_setup): Mangle function pointers before storing + them. + * sysdeps/unix/sysv/linux/x86_64/sysdep.h (INLINE_VSYSCALL): + Demangle vdso pointer before use. + (INTERNAL_VSYSCALL): Likewise. + + * elf/cache.c (primes): Mark as const. + Noted by Roland McGrath. + 2007-08-01 Andreas Jaeger <aj@suse.de> Jakub Jelinek <jakub@redhat.com> diff --git a/elf/cache.c b/elf/cache.c index 180adea..9a600ea 100644 --- a/elf/cache.c +++ b/elf/cache.c @@ -547,7 +547,7 @@ struct aux_cache_file /* After this the string table of size len_strings is found. */ }; -static unsigned int primes[] = +static const unsigned int primes[] = { 1021, 2039, 4093, 8191, 16381, 32749, 65521, 131071, 262139, 524287, 1048573, 2097143, 4194301, 8388593, 16777213, 33554393, diff --git a/sysdeps/unix/sysv/linux/x86_64/libc-start.c b/sysdeps/unix/sysv/linux/x86_64/libc-start.c index 08b1c49..0ce4795 100644 --- a/sysdeps/unix/sysv/linux/x86_64/libc-start.c +++ b/sysdeps/unix/sysv/linux/x86_64/libc-start.c @@ -30,9 +30,13 @@ _libc_vdso_platform_setup (void) { PREPARE_VERSION (linux26, "LINUX_2.6", 61765110); - __vdso_gettimeofday = _dl_vdso_vsym ("gettimeofday", &linux26); + void *p = _dl_vdso_vsym ("gettimeofday", &linux26); + PTR_MANGLE (p); + __vdso_gettimeofday = p; - __vdso_clock_gettime = _dl_vdso_vsym ("clock_gettime", &linux26); + p = _dl_vdso_vsym ("clock_gettime", &linux26); + PTR_MANGLE (p); + __vdso_clock_gettime = p; } # define VDSO_SETUP _libc_vdso_platform_setup diff --git a/sysdeps/unix/sysv/linux/x86_64/sysdep.h b/sysdeps/unix/sysv/linux/x86_64/sysdep.h index 61701a2..44d5650 100644 --- a/sysdeps/unix/sysv/linux/x86_64/sysdep.h +++ b/sysdeps/unix/sysv/linux/x86_64/sysdep.h @@ -264,9 +264,11 @@ INTERNAL_SYSCALL_DECL (sc_err); \ long int sc_ret; \ \ - if (__vdso_##name != NULL) \ + __typeof (__vdso_##name) vdsop = __vdso_##name; \ + PTR_DEMANGLE (vdsop); \ + if (vdsop != NULL) \ { \ - sc_ret = __vdso_##name (args); \ + sc_ret = vdsop (args); \ if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err)) \ goto out; \ if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS) \ @@ -288,9 +290,11 @@ __label__ out; \ long int v_ret; \ \ - if (__vdso_##name != NULL) \ + __typeof (__vdso_##name) vdsop = __vdso_##name; \ + PTR_DEMANGLE (vdsop); \ + if (vdsop != NULL) \ { \ - v_ret = __vdso_##name (args); \ + v_ret = vdsop (args); \ if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err) \ || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS) \ goto out; \ |