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| author | David S. Miller <davem@davemloft.net> | 2020-03-30 07:25:29 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-03-30 07:25:29 +0300 |
| commit | f0b5989745c3e0e92424d36869a97e4e8df7ab13 (patch) | |
| tree | 0e9759b9d6060bb94cad676b1b16e423d5ad2523 /arch/x86/kvm/lapic.c | |
| parent | 1a147b74c2fd4058dea0133cb2471724c3b3de09 (diff) | |
| parent | 7111951b8d4973bda27ff663f2cf18b663d15b48 (diff) | |
| download | linux-f0b5989745c3e0e92424d36869a97e4e8df7ab13.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Minor comment conflict in mac80211.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/kvm/lapic.c')
| -rw-r--r-- | arch/x86/kvm/lapic.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index e3099c642fec..7356a56e6282 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1445,6 +1445,8 @@ static void limit_periodic_timer_frequency(struct kvm_lapic *apic) } } +static void cancel_hv_timer(struct kvm_lapic *apic); + static void apic_update_lvtt(struct kvm_lapic *apic) { u32 timer_mode = kvm_lapic_get_reg(apic, APIC_LVTT) & @@ -1454,6 +1456,10 @@ static void apic_update_lvtt(struct kvm_lapic *apic) if (apic_lvtt_tscdeadline(apic) != (timer_mode == APIC_LVT_TIMER_TSCDEADLINE)) { hrtimer_cancel(&apic->lapic_timer.timer); + preempt_disable(); + if (apic->lapic_timer.hv_timer_in_use) + cancel_hv_timer(apic); + preempt_enable(); kvm_lapic_set_reg(apic, APIC_TMICT, 0); apic->lapic_timer.period = 0; apic->lapic_timer.tscdeadline = 0; @@ -1715,7 +1721,7 @@ static void start_sw_period(struct kvm_lapic *apic) hrtimer_start(&apic->lapic_timer.timer, apic->lapic_timer.target_expiration, - HRTIMER_MODE_ABS); + HRTIMER_MODE_ABS_HARD); } bool kvm_lapic_hv_timer_in_use(struct kvm_vcpu *vcpu) |