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| author | Marc Zyngier <marc.zyngier@arm.com> | 2016-01-15 17:41:10 +0000 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-01-27 12:38:04 +0100 |
| commit | a6e707ddbdf150bd1c2a5c0eccc55abdc62a0039 (patch) | |
| tree | 6cd790285b145aa0dc6649f053fee77b0ba20bae | |
| parent | 9006a01829a50cfd6bbd4980910ed46e895e93d7 (diff) | |
| download | linux-next-a6e707ddbdf150bd1c2a5c0eccc55abdc62a0039.tar.gz linux-next-a6e707ddbdf150bd1c2a5c0eccc55abdc62a0039.zip | |
KVM: arm/arm64: timer: Switch to CLOCK_MONOTONIC_RAW
In order to avoid NTP messing with the guest timer behind our back,
use the new and improved monotonic raw version of the hrtimers.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Cc: Tomasz Nowicki <tn@semihalf.com>
Cc: Christoffer Dall <christoffer.dall@linaro.org>
Link: http://lkml.kernel.org/r/1452879670-16133-4-git-send-email-marc.zyngier@arm.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | virt/kvm/arm/arch_timer.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c index 69bca185c471..97c58153f923 100644 --- a/virt/kvm/arm/arch_timer.c +++ b/virt/kvm/arm/arch_timer.c @@ -48,7 +48,7 @@ static bool timer_is_armed(struct arch_timer_cpu *timer) static void timer_arm(struct arch_timer_cpu *timer, u64 ns) { timer->armed = true; - hrtimer_start(&timer->timer, ktime_add_ns(ktime_get(), ns), + hrtimer_start(&timer->timer, ktime_add_ns(ktime_get_raw(), ns), HRTIMER_MODE_ABS); } @@ -308,7 +308,7 @@ void kvm_timer_vcpu_init(struct kvm_vcpu *vcpu) struct arch_timer_cpu *timer = &vcpu->arch.timer_cpu; INIT_WORK(&timer->expired, kvm_timer_inject_irq_work); - hrtimer_init(&timer->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); + hrtimer_init(&timer->timer, CLOCK_MONOTONIC_RAW, HRTIMER_MODE_ABS); timer->timer.function = kvm_timer_expire; } |