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author | Ingo Molnar <mingo@elte.hu> | 2009-09-04 14:44:16 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-09-04 14:44:16 +0200 |
commit | 695a461296e5df148c99ac087b9e1cb380f4db15 (patch) | |
tree | 951893036fdc0b7bae0e17bc739ac8ffe909781d /arch/x86/kvm/i8254.c | |
parent | c7084b35eb1a4d3353a501508baf9d3d82822c93 (diff) | |
parent | 2b681fafcc50fea6304ed418667c9d04282acb73 (diff) |
Merge branch 'amd-iommu/2.6.32' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into core/iommu
Diffstat (limited to 'arch/x86/kvm/i8254.c')
-rw-r--r-- | arch/x86/kvm/i8254.c | 3 |
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 |