From: Jan Beulich Date: Thu, 17 Feb 2011 15:47:37 +0000 (+0000) Subject: x86: Don't call dump_stack() from arch_trigger_all_cpu_backtrace_handler() X-Git-Tag: firefly_0821_release~7613^2~2232^2~1 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bb3e6251a69e67d7620373ee18e35b404964273e;p=firefly-linux-kernel-4.4.55.git x86: Don't call dump_stack() from arch_trigger_all_cpu_backtrace_handler() show_regs() already prints two(!) stack traces, no need for a third one. Signed-off-by: Jan Beulich LKML-Reference: <4D5D512902000078000326EE@vpn.id2.novell.com> Signed-off-by: Ingo Molnar --- diff --git a/arch/x86/kernel/apic/hw_nmi.c b/arch/x86/kernel/apic/hw_nmi.c index 79fd43ca6f96..c4e557a1ebb6 100644 --- 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;