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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

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This commit is contained in:
Ulrich Drepper
2004-12-22 20:10:10 +00:00
parent 0ecb606cb6
commit a334319f65
6215 changed files with 304673 additions and 494300 deletions
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18
nptl/sysdeps/unix/sysv/linux/pthread_kill.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
@ -33,15 +33,7 @@ __pthread_kill (threadid, signo)
struct pthread *pd = (struct pthread *) threadid;
/* Make sure the descriptor is valid. */
if (DEBUGGING_P && INVALID_TD_P (pd))
/* Not a valid thread handle. */
return ESRCH;
/* Force load of pd->tid into local variable or register. Otherwise
if a thread exits between ESRCH test and tgkill, we might return
EINVAL, because pd->tid would be cleared by the kernel. */
pid_t tid = atomic_forced_read (pd->tid);
if (__builtin_expect (tid <= 0, 0))
if (INVALID_TD_P (pd))
/* Not a valid thread handle. */
return ESRCH;
@ -61,15 +53,15 @@ __pthread_kill (threadid, signo)
int val;
#if __ASSUME_TGKILL
val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid),
tid, signo);
pd->tid, signo);
#else
# ifdef __NR_tgkill
val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid),
tid, signo);
pd->tid, signo);
if (INTERNAL_SYSCALL_ERROR_P (val, err)
&& INTERNAL_SYSCALL_ERRNO (val, err) == ENOSYS)
# endif
val = INTERNAL_SYSCALL (tkill, err, 2, tid, signo);
val = INTERNAL_SYSCALL (tkill, err, 2, pd->tid, signo);
#endif
return (INTERNAL_SYSCALL_ERROR_P (val, err)