From: David Hildenbrand Date: Fri, 12 Dec 2014 14:17:31 +0000 (+0100) Subject: KVM: s390: base hrtimer on a monotonic clock X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0ac96caf0f9381088c673a16d910b1d329670edf;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git KVM: s390: base hrtimer on a monotonic clock The hrtimer that handles the wait with enabled timer interrupts should not be disturbed by changes of the host time. This patch changes our hrtimer to be based on a monotonic clock. Signed-off-by: David Hildenbrand Acked-by: Cornelia Huck Cc: stable@vger.kernel.org Signed-off-by: Christian Borntraeger --- diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 14cdf1c3b995..37ef06c19c31 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -735,7 +735,7 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu) if (rc) return rc; } - hrtimer_init(&vcpu->arch.ckc_timer, CLOCK_REALTIME, HRTIMER_MODE_ABS); + hrtimer_init(&vcpu->arch.ckc_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); vcpu->arch.ckc_timer.function = kvm_s390_idle_wakeup; get_cpu_id(&vcpu->arch.cpu_id); vcpu->arch.cpu_id.version = 0xff;