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-rw-r--r--arch/x86_64/kernel/smpboot.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 4efe36fe99a..277ce5e91e0 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -413,8 +413,13 @@ void __cpuinit smp_callin(void)
/*
* Get our bogomips.
+ *
+ * Need to enable IRQs because it can take longer and then
+ * the NMI watchdog might kill us.
*/
+ local_irq_enable();
calibrate_delay();
+ local_irq_disable();
Dprintk("Stack at about %p\n",&cpuid);
disable_APIC_timer();