[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>
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 1d48a75..86d8476 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -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 @@
stack = (unsigned long*)context->previous_esp;
if (!stack)
break;
+ touch_nmi_watchdog();
}
}
EXPORT_SYMBOL(dump_trace);