From: Ulrich Drepper <drepper@redhat.com>
Date: Wed, 17 Sep 2003 08:02:17 +0000 (+0000)
Subject: Update.
X-Git-Tag: cvs/glibc-2_3_3~212
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6c052003bda07641309dcd4fe4a5158d24f5d607;p=thirdparty%2Fglibc.git

Update.

2003-09-17  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/clone.S: Make sure child gets a
	stack which is aligned (mod 16).
---

diff --git a/ChangeLog b/ChangeLog
index 728fe1da8b7..cda4f87fea3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-09-17  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/clone.S: Make sure child gets a
+	stack which is aligned (mod 16).
+
 2003-09-17  Uwe Reimann  <Uwe_Reimann@gmx.net>
 	    Hans-Peter Nilsson  <hp@axis.com>
 
diff --git a/sysdeps/unix/sysv/linux/i386/clone.S b/sysdeps/unix/sysv/linux/i386/clone.S
index 1f7417effda..94c6a72548f 100644
--- a/sysdeps/unix/sysv/linux/i386/clone.S
+++ b/sysdeps/unix/sysv/linux/i386/clone.S
@@ -61,8 +61,10 @@ ENTRY (BP_SYM (__clone))
 	jz	SYSCALL_ERROR_LABEL
 #endif
 
-	/* Insert the argument onto the new stack.  */
-	subl	$16,%ecx
+	/* Insert the argument onto the new stack.  Make sure the new
+	   thread is started with an alignment of (mod 16).  */
+	andl	$0xfffffff0, %ecx
+	subl	$24,%ecx
 	movl	ARG(%esp),%eax		/* no negative argument counts */
 	movl	%eax,12(%ecx)