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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-08-27 22:00:20 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-08-27 22:00:20 -0700
commit4b61bb575b1fb42ab1df228ae7812e5135f656da (patch)
tree03456466e6f678456ea462a7da4b352d1aa03aa3 /arch/x86/kvm/i8254.c
parent805423e84e900e56c834aadee61a020b0d5092c3 (diff)
parent326ba5010a5429a5a528b268b36a5900d4ab0eba (diff)
Merge commit 'v2.6.31-rc8' into next
Diffstat (limited to 'arch/x86/kvm/i8254.c')
-rw-r--r--arch/x86/kvm/i8254.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 4d6f0d293ee..21f68e00524 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -104,6 +104,9 @@ static s64 __kpit_elapsed(struct kvm *kvm)
ktime_t remaining;
struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state;
+ if (!ps->pit_timer.period)
+ return 0;
+
/*
* The Counter does not stop when it reaches zero. In
* Modes 0, 1, 4, and 5 the Counter ``wraps around'' to