diff options
author | Ingo Molnar <mingo@elte.hu> | 2011-12-05 12:25:44 +0100 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2011-12-05 12:25:44 +0100 |
commit | 53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca (patch) | |
tree | c87da24b4debac40fdcceb851b992fc2d803aea3 /arch/x86 | |
parent | bda62633983f9db49ce0b1a9235b3709c1cda5f0 (diff) | |
download | linux-stable-53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca.tar.gz linux-stable-53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca.tar.bz2 linux-stable-53b5650273fea486ac8ac6c1d1e9a6cd17aa31ca.zip |
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>
Diffstat (limited to 'arch/x86')
-rw-r--r-- | 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 e16e99ebd7ad..40fc86161d92 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) { |