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[PATCH] i386: touch softlockup during backtracing 

Sometimes the soft watchdog fires after we're done oopsing.
See http://projects.info-pull.com/mokb/MOKB-25-11-2006.html for an example.

AK: changed to touch_nmi_watchdog()

Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Dave Jones 2006-12-07 02:14:12 +01:00 committed by Andi Kleen
parent d4c45718b3
commit a36df98ab1
1 changed files with 2 additions and 0 deletions
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2
arch/i386/kernel/traps.c
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@ -29,6 +29,7 @@
#include <linux/kexec.h>
#include <linux/unwind.h>
#include <linux/uaccess.h>
#include <linux/nmi.h>
#ifdef CONFIG_EISA
#include <linux/ioport.h>
@ -248,6 +249,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
stack = (unsigned long*)context->previous_esp;
if (!stack)
break;
touch_nmi_watchdog();
}
}
EXPORT_SYMBOL(dump_trace);