2010-08-10  Dinakar Guniguntala  <dino@in.ibm.com>

	    Stefan Hajnoczi  <stefanha@linux.vnet.ibm.com>

	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: If

	FUTEX_WAKE_OP fails make sure to call FUTEX_WAKE instead.

Index: glibc-2.12-2-gc4ccff1/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S

===================================================================

--- glibc-2.12-2-gc4ccff1.orig/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S

+++ glibc-2.12-2-gc4ccff1/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S

@@ -163,7 +163,6 @@ __pthread_cond_signal:

 #endif

 	orl	$FUTEX_WAKE, %ecx

-	xorl	$(FUTEX_WAKE ^ FUTEX_WAKE_OP), %ecx

 	movl	$SYS_futex, %eax

 	/* %edx should be 1 already from $FUTEX_WAKE_OP syscall.

 	movl	$1, %edx  */