diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 7aaa10891e2ccde3053ae2bf9d57239ff5c1fba2..43e74384c60662dc1b0d8e152c457a8a3d9711b2 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1004,6 +1004,7 @@ struct kvm_x86_ops { int (*update_pi_irte)(struct kvm *kvm, unsigned int host_irq, uint32_t guest_irq, bool set); + void (*apicv_post_state_restore)(struct kvm_vcpu *vcpu); }; struct kvm_arch_async_pf { diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 34c28c0ffe6ae89306b9ca988d67d902acc1cfc0..539675c6daa2c939588d54b7ec9810c361b1e334 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1961,6 +1961,8 @@ void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu, 1 : count_vectors(apic->regs + APIC_ISR); apic->highest_isr_cache = -1; if (vcpu->arch.apicv_active) { + if (kvm_x86_ops->apicv_post_state_restore) + kvm_x86_ops->apicv_post_state_restore(vcpu); kvm_x86_ops->hwapic_irr_update(vcpu, apic_find_highest_irr(apic)); kvm_x86_ops->hwapic_isr_update(vcpu->kvm, diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index db2c140ed079dda2188c3f023087f5682955c61d..8c85b8ee68b630a113002f26f6610b749c5ca949 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -4834,6 +4834,15 @@ static void svm_sched_in(struct kvm_vcpu *vcpu, int cpu) { } +static inline void avic_post_state_restore(struct kvm_vcpu *vcpu) +{ + if (avic_handle_apic_id_update(vcpu) != 0) + return; + if (avic_handle_dfr_update(vcpu) != 0) + return; + avic_handle_ldr_update(vcpu); +} + static struct kvm_x86_ops svm_x86_ops = { .cpu_has_kvm_support = has_svm, .disabled_by_bios = is_disabled, @@ -4914,6 +4923,7 @@ static struct kvm_x86_ops svm_x86_ops = { .sync_pir_to_irr = svm_sync_pir_to_irr, .hwapic_irr_update = svm_hwapic_irr_update, .hwapic_isr_update = svm_hwapic_isr_update, + .apicv_post_state_restore = avic_post_state_restore, .set_tss_addr = svm_set_tss_addr, .get_tdp_level = get_npt_level,