crash_nmi_callback is called right after a system crash which might have
caused by stack overflow, thus smp_processor_id should not be trusted.
Use the safe replacement safe_smp_processor_id.
---
diff -urNp linux-2.6.15-rc3/arch/i386/kernel/traps.c linux-2.6.15-rc3-sov/arch/i386/kernel/traps.c
--- linux-2.6.15-rc3/arch/i386/kernel/traps.c 2005-11-30 14:51:49.000000000 +0900
+++ linux-2.6.15-rc3-sov/arch/i386/kernel/traps.c 2005-11-30 14:55:57.000000000 +0900
@@ -648,7 +648,7 @@ fastcall void do_nmi(struct pt_regs * re
nmi_enter();
- cpu = smp_processor_id();
+ cpu = safe_smp_processor_id();
#ifdef CONFIG_HOTPLUG_CPU
if (!cpu_online(cpu)) {
-
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