[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>
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@ -29,6 +29,7 @@
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#include <linux/kexec.h>
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#include <linux/kexec.h>
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#include <linux/unwind.h>
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#include <linux/unwind.h>
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#include <linux/uaccess.h>
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#include <linux/uaccess.h>
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#include <linux/nmi.h>
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#ifdef CONFIG_EISA
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#ifdef CONFIG_EISA
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#include <linux/ioport.h>
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#include <linux/ioport.h>
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@ -248,6 +249,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs,
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stack = (unsigned long*)context->previous_esp;
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stack = (unsigned long*)context->previous_esp;
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if (!stack)
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if (!stack)
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break;
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break;
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touch_nmi_watchdog();
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}
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}
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}
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}
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EXPORT_SYMBOL(dump_trace);
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EXPORT_SYMBOL(dump_trace);
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