Update.

2003-08-26  Steven Munroe <sjmunroe@us.ibm.com>

	* sysdeps/unix/sysv/linux/powerpc/lowlevellock.h
	(lll_mutex_unlock_force): Add memory barrier between store and futex
	syscall.

diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 4d291ea..fa41d2a 100644 (file)
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,9 @@
+2003-08-26  Steven Munroe <sjmunroe@us.ibm.com>
+
+       * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h
+       (lll_mutex_unlock_force): Add memory barrier between store and futex
+       syscall.
+
 2003-08-25  Ulrich Drepper  <drepper@redhat.com>
 
        * tst-cancel4.c (do_test): Also unlink tempfname and remove

diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h
index 00ca257..a987acc 100644 (file)
--- a/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h
+++ b/nptl/sysdeps/unix/sysv/linux/powerpc/lowlevellock.h
@@ -148,6 +148,7 @@ extern int __lll_timedlock_wait
   ((void) ({                                                                 \
     int *__futex = &(lock);                                                  \
     *__futex = 0;                                                            \
+    __asm __volatile (__lll_rel_instr ::: "memory");                         \
     lll_futex_wake (__futex, 1);                                             \
   }))