diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-04-14 22:28:32 +0100 |
| commit | 4b2f8838479eb2abe042e094f7d2cced6d5ea772 (patch) | |
| tree | 5ef3236b354a494c8d71a572896283e44989c696 /arch/x86/kvm/vmx.c | |
| parent | c848791f0336914a3081ea3fe029cf177d81de81 (diff) | |
| parent | 9fd85eb502a78bd812db58bd1f668b2a06ee30a5 (diff) | |
| download | linux-4b2f8838479eb2abe042e094f7d2cced6d5ea772.tar.bz2 | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'arch/x86/kvm/vmx.c')
| -rw-r--r-- | arch/x86/kvm/vmx.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 14c1a18d206a..f7b20b417a3a 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -4367,6 +4367,18 @@ static int vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu) return 0; } +static inline bool kvm_vcpu_trigger_posted_interrupt(struct kvm_vcpu *vcpu) +{ +#ifdef CONFIG_SMP + if (vcpu->mode == IN_GUEST_MODE) { + apic->send_IPI_mask(get_cpu_mask(vcpu->cpu), + POSTED_INTR_VECTOR); + return true; + } +#endif + return false; +} + static int vmx_deliver_nested_posted_interrupt(struct kvm_vcpu *vcpu, int vector) { @@ -4375,9 +4387,7 @@ static int vmx_deliver_nested_posted_interrupt(struct kvm_vcpu *vcpu, if (is_guest_mode(vcpu) && vector == vmx->nested.posted_intr_nv) { /* the PIR and ON have been set by L1. */ - if (vcpu->mode == IN_GUEST_MODE) - apic->send_IPI_mask(get_cpu_mask(vcpu->cpu), - POSTED_INTR_VECTOR); + kvm_vcpu_trigger_posted_interrupt(vcpu); /* * If a posted intr is not recognized by hardware, * we will accomplish it in the next vmentry. @@ -4409,12 +4419,7 @@ static void vmx_deliver_posted_interrupt(struct kvm_vcpu *vcpu, int vector) r = pi_test_and_set_on(&vmx->pi_desc); kvm_make_request(KVM_REQ_EVENT, vcpu); -#ifdef CONFIG_SMP - if (!r && (vcpu->mode == IN_GUEST_MODE)) - apic->send_IPI_mask(get_cpu_mask(vcpu->cpu), - POSTED_INTR_VECTOR); - else -#endif + if (r || !kvm_vcpu_trigger_posted_interrupt(vcpu)) kvm_vcpu_kick(vcpu); } |