[patch 071/198] x86_64 show_stack(): call touch_nmi_watchdog

From: akpm
Date: Tue Apr 12 2005 - 21:10:48 EST




I had strange NMI watchdog timeouts running sysrq-T across 9600-baud serial.


Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---

25-akpm/arch/x86_64/kernel/traps.c | 2 ++
1 files changed, 2 insertions(+)

diff -puN arch/x86_64/kernel/traps.c~x86_64-show_stack-touch_nmi_watchdog arch/x86_64/kernel/traps.c
--- 25/arch/x86_64/kernel/traps.c~x86_64-show_stack-touch_nmi_watchdog 2005-04-12 03:21:20.429031216 -0700
+++ 25-akpm/arch/x86_64/kernel/traps.c 2005-04-12 03:21:20.433030608 -0700
@@ -28,6 +28,7 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
+#include <linux/nmi.h>

#include <asm/system.h>
#include <asm/uaccess.h>
@@ -243,6 +244,7 @@ void show_stack(struct task_struct *tsk,
if (i && ((i % 4) == 0))
printk("\n ");
printk("%016lx ", *stack++);
+ touch_nmi_watchdog();
}
show_trace((unsigned long *)rsp);
}
_
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/