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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2009-10-08 10:55:03 -0300 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2009-10-16 12:30:25 -0300 |
| commit | ace1546487a0fe4634e3251067f8a32cb2cdc099 (patch) | |
| tree | 6f7ac8a23d0ac1ae5af287916cdd356de114f877 /arch/x86/kvm/lapic.c | |
| parent | 012abeea669ea49636cf952d13298bb68654146a (diff) | |
| download | op-kernel-dev-ace1546487a0fe4634e3251067f8a32cb2cdc099.zip op-kernel-dev-ace1546487a0fe4634e3251067f8a32cb2cdc099.tar.gz | |
KVM: use proper hrtimer function to retrieve expiration time
hrtimer->base can be temporarily NULL due to racing hrtimer_start.
See switch_hrtimer_base/lock_hrtimer_base.
Use hrtimer_get_remaining which is robust against it.
CC: stable@kernel.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/lapic.c')
| -rw-r--r-- | arch/x86/kvm/lapic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 7024224..23c2176 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -521,7 +521,7 @@ static u32 apic_get_tmcct(struct kvm_lapic *apic) if (apic_get_reg(apic, APIC_TMICT) == 0) return 0; - remaining = hrtimer_expires_remaining(&apic->lapic_timer.timer); + remaining = hrtimer_get_remaining(&apic->lapic_timer.timer); if (ktime_to_ns(remaining) < 0) remaining = ktime_set(0, 0); |
