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(parent: e5e3a04) | patch
[PATCH] x86: all cpu backtrace
authorAndrew Morton <akpm@osdl.org>
Thu, 7 Dec 2006 01:14:01 +0000 (02:14 +0100)
committerAndi Kleen <andi@basil.nowhere.org>
Thu, 7 Dec 2006 01:14:01 +0000 (02:14 +0100)
commitbb81a09e55eaf7e5f798468ab971469b6f66a259
treecf1ed6b0ad75137361228955535044fd4630a57btree | snapshot (tar.gz zip)
parente5e3a0428968dcc1f9318ce1c941a918e99f8b84commit | diff
[PATCH] x86: all cpu backtrace

When a spinlock lockup occurs, arrange for the NMI code to emit an all-cpu
backtrace, so we get to see which CPU is holding the lock, and where.

Cc: Andi Kleen <ak@muc.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>
arch/i386/kernel/nmi.c diff | blob | blame | history
arch/x86_64/kernel/nmi.c diff | blob | blame | history
include/asm-i386/nmi.h diff | blob | blame | history
include/asm-x86_64/nmi.h diff | blob | blame | history
include/linux/nmi.h diff | blob | blame | history
lib/spinlock_debug.c diff | blob | blame | history