From 3f22c5789eb76fd9aabe4be37ba609c793f046f9 Mon Sep 17 00:00:00 2001 From: Vivek Goyal Date: Tue, 26 Sep 2006 10:52:27 +0200 Subject: [PATCH] [PATCH] kdump x86_64 nmi event notification fix After a crash we should wait for NMI IPI event and not for external NMI or NMI watchdog tick. Signed-off-by: Vivek Goyal Signed-off-by: Andi Kleen Cc: Don Zickus Cc: Andi Kleen Signed-off-by: Andrew Morton --- arch/x86_64/kernel/crash.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86_64/kernel/crash.c b/arch/x86_64/kernel/crash.c index 44c8af65325e..fc57a139123e 100644 --- a/arch/x86_64/kernel/crash.c +++ b/arch/x86_64/kernel/crash.c @@ -102,7 +102,7 @@ static int crash_nmi_callback(struct notifier_block *self, struct pt_regs *regs; int cpu; - if (val != DIE_NMI) + if (val != DIE_NMI_IPI) return NOTIFY_OK; regs = ((struct die_args *)data)->regs; @@ -114,7 +114,7 @@ static int crash_nmi_callback(struct notifier_block *self, * an NMI if system was initially booted with nmi_watchdog parameter. */ if (cpu == crashing_cpu) - return 1; + return NOTIFY_STOP; local_irq_disable(); crash_save_this_cpu(regs, cpu); -- 2.20.1