Module Name: src
Committed By: skrll
Date: Mon Mar 8 14:52:29 UTC 2010
Modified Files:
src/sys/arch/hppa/hppa: vm_machdep.c
Log Message:
Set the frame pointer of newly created and function changing LWPs to 0
for the benefit of DDB.
To generate a diff of this commit:
cvs rdiff -u -r1.40 -r1.41 src/sys/arch/hppa/hppa/vm_machdep.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/hppa/hppa/vm_machdep.c
diff -u src/sys/arch/hppa/hppa/vm_machdep.c:1.40 src/sys/arch/hppa/hppa/vm_machdep.c:1.41
--- src/sys/arch/hppa/hppa/vm_machdep.c:1.40 Sun Jan 17 08:50:04 2010
+++ src/sys/arch/hppa/hppa/vm_machdep.c Mon Mar 8 14:52:29 2010
@@ -1,4 +1,4 @@
-/* $NetBSD: vm_machdep.c,v 1.40 2010/01/17 08:50:04 skrll Exp $ */
+/* $NetBSD: vm_machdep.c,v 1.41 2010/03/08 14:52:29 skrll Exp $ */
/* $OpenBSD: vm_machdep.c,v 1.64 2008/09/30 18:54:26 miod Exp $ */
@@ -29,7 +29,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.40 2010/01/17 08:50:04 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.41 2010/03/08 14:52:29 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -159,6 +159,7 @@
/* lwp_trampoline's frame */
sp += HPPA_FRAME_SIZE;
+ *(register_t *)(sp) = 0; /* previous frame pointer */
*(register_t *)(sp + HPPA_FRAME_PSP) = osp;
*(register_t *)(sp + HPPA_FRAME_CRP) = (register_t)lwp_trampoline;
@@ -196,6 +197,7 @@
/* setfunc_trampoline's frame */
sp += HPPA_FRAME_SIZE;
+ *(register_t *)(sp) = 0; /* previous frame pointer */
*(register_t *)(sp + HPPA_FRAME_PSP) = osp;
*(register_t *)(sp + HPPA_FRAME_CRP) = (register_t)setfunc_trampoline;
