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x86: Don't call dump_stack() from arch_trigger_all_cpu_backtrace_handler()
author
Jan Beulich
<JBeulich@novell.com>
Thu, 17 Feb 2011 15:47:37 +0000
(15:47 +0000)
committer
Ingo Molnar
<mingo@elte.hu>
Fri, 18 Feb 2011 07:52:29 +0000
(08:52 +0100)
show_regs() already prints two(!) stack traces, no need for a third one.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <
4D5D512902000078000326EE
@vpn.id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/apic/hw_nmi.c
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diff --git
a/arch/x86/kernel/apic/hw_nmi.c
b/arch/x86/kernel/apic/hw_nmi.c
index
79fd43c
..
c4e557a
100644
(file)
--- a/
arch/x86/kernel/apic/hw_nmi.c
+++ b/
arch/x86/kernel/apic/hw_nmi.c
@@
-83,7
+83,6
@@
arch_trigger_all_cpu_backtrace_handler(struct notifier_block *self,
arch_spin_lock(&lock);
printk(KERN_WARNING "NMI backtrace for cpu %d\n", cpu);
show_regs(regs);
- dump_stack();
arch_spin_unlock(&lock);
cpumask_clear_cpu(cpu, to_cpumask(backtrace_mask));
return NOTIFY_STOP;