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| author | Mark Brown <broonie@kernel.org> | 2015-03-11 12:53:25 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-03-11 12:53:25 +0000 |
| commit | 11dd60447e3b1018f9cae66737cb902b519d3454 (patch) | |
| tree | a33d8bcb18a3becae2161aa215c25d5674626c57 /arch/x86/kvm/vmx.c | |
| parent | 8d0c38a3f2a6bb70e952f127ed817fc7a08db52c (diff) | |
| parent | 9eccca0843205f87c00404b663188b88eb248051 (diff) | |
| download | lwn-11dd60447e3b1018f9cae66737cb902b519d3454.tar.gz lwn-11dd60447e3b1018f9cae66737cb902b519d3454.zip | |
Merge tag 'v4.0-rc3' into asoc-intel
Linux 4.0-rc3
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); } |