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authorRafael J. Wysocki <rjw@sisk.pl>2009-08-10 23:40:50 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2009-08-10 23:40:50 +0200
commitdcbf77cac640af0ab944d5cbb07934bf6708b4d9 (patch)
treee2f4d1b3a1089ee10436cb19740a9cb99f2dc527 /arch/x86/kvm/i8254.c
parentc00aafcd4977769e8728292302ddbbb8b1082fab (diff)
parent85dfd81dc57e8183a277ddd7a56aa65c96f3f487 (diff)
downloadtalos-obmc-linux-dcbf77cac640af0ab944d5cbb07934bf6708b4d9.tar.gz
talos-obmc-linux-dcbf77cac640af0ab944d5cbb07934bf6708b4d9.zip
Merge branch 'master' into for-linus
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 4d6f0d293ee2..21f68e00524f 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
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