lkml.org 
[lkml]   [2011]   [Dec]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[tip:x86/debug] x86: Fix the 32-bit stackoverflow-debug build
Commit-ID:  53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca
Gitweb: http://git.kernel.org/tip/53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca
Author: Ingo Molnar <mingo@elte.hu>
AuthorDate: Mon, 5 Dec 2011 12:25:44 +0100
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Mon, 5 Dec 2011 12:25:44 +0100

x86: Fix the 32-bit stackoverflow-debug build

The panic_on_stackoverflow variable needs to be avilable
on the 32-bit side as well ...

Cc: Mitsuo Hayasaka <mitsuo.hayasaka.hu@hitachi.com>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Link: http://lkml.kernel.org/r/20111129060836.11076.12323.stgit@ltc219.sdl.hitachi.co.jp
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
arch/x86/kernel/irq_32.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c
index e16e99eb..40fc861 100644
--- a/arch/x86/kernel/irq_32.c
+++ b/arch/x86/kernel/irq_32.c
@@ -28,6 +28,9 @@ DEFINE_PER_CPU(struct pt_regs *, irq_regs);
EXPORT_PER_CPU_SYMBOL(irq_regs);

#ifdef CONFIG_DEBUG_STACKOVERFLOW
+
+int sysctl_panic_on_stackoverflow __read_mostly;
+
/* Debugging check for stack overflow: is there less than 1KB free? */
static int check_stack_overflow(void)
{

\
 
 \ /
  Last update: 2011-12-05 14:29    [W:0.167 / U:0.928 seconds]
©2003-2014 Jasper Spaans. Advertise on this site