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-rw-r--r--arch/powerpc/kernel/kvm.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/kvm.c b/arch/powerpc/kernel/kvm.c
index 9ad37f827a97..1086ea37c832 100644
--- a/arch/powerpc/kernel/kvm.c
+++ b/arch/powerpc/kernel/kvm.c
@@ -25,6 +25,7 @@
#include <linux/kvm_para.h>
#include <linux/slab.h>
#include <linux/of.h>
+#include <linux/nmi.h> /* hardlockup_detector_disable() */
#include <asm/reg.h>
#include <asm/sections.h>
@@ -718,6 +719,12 @@ static __init void kvm_free_tmp(void)
static int __init kvm_guest_init(void)
{
+ /*
+ * The hardlockup detector is likely to get false positives in
+ * KVM guests, so disable it by default.
+ */
+ hardlockup_detector_disable();
+
if (!kvm_para_available())
goto free_tmp;