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authorUlrich Drepper <drepper@redhat.com>2003-11-21 10:00:11 +0000
committerUlrich Drepper <drepper@redhat.com>2003-11-21 10:00:11 +0000
commite42a990eccb6ce79650db5fb713b94732df82f4d (patch)
tree95d395c4c8c069d3d93fe99895c0fb5415ef9d48 /nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
parentbf68b2366d75a427ec74084e97e242d460196db0 (diff)
downloadglibc-e42a990eccb6ce79650db5fb713b94732df82f4d.tar.gz
Update.
* sysdeps/pthread/pthread_cond_wait.c (__pthread_cond_wait): Don't store mutex address if the current value is ~0l. * sysdeps/pthread/pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * sysdeps/pthread/pthread_cond_broadcast.c (__pthread_cond_broadcast): Don't use requeue for pshared condvars. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S (__pthread_cond_wait): Don't store mutex address if the current value is ~0l. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Don't use requeue for pshared condvars. * pthread_cond_init.c (__pthread_cond_init): Initialize __mutex element with ~0l for pshared condvars, with NULL otherwise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S (__pthread_cond_wait): Don't store mutex address if the current value is ~0l. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S (__pthread_cond_broadcast): Don't use requeue for pshared condvars.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S5
1 files changed, 4 insertions, 1 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
index c0c8f55cfb..e001441490 100644
--- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
+++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
@@ -71,15 +71,18 @@ __pthread_cond_timedwait:
+--------------------------+
*/
+ cmpq $-1, dep_mutex(%rdi)
+
/* Prepare structure passed to cancellation handler. */
movq %rdi, 8(%rsp)
movq %rsi, 16(%rsp)
movq %rdx, %r13
+ je 22f
movq %rsi, dep_mutex(%rdi)
/* Get internal lock. */
- movl $1, %esi
+22: movl $1, %esi
xorl %eax, %eax
LOCK
#if cond_lock == 0