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| author | Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> | 2016-05-04 14:09:43 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2016-05-18 18:04:27 +0200 |
| commit | d1ed092f77ef562edcc1b45ae331ff1683f50295 (patch) | |
| tree | 36f5a232c6293e40e26694ed3ea30b77467f34a8 /arch | |
| parent | 03543133cea646406307870823343912c1ef0a3a (diff) | |
| download | linux-d1ed092f77ef562edcc1b45ae331ff1683f50295.tar.bz2 | |
KVM: x86: Introducing kvm_x86_ops VCPU blocking/unblocking hooks
Adding new function pointer in struct kvm_x86_ops, and calling them
from the kvm_arch_vcpu[blocking/unblocking].
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index d644226737ee..2df5db6fb58b 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -993,6 +993,10 @@ struct kvm_x86_ops { */ int (*pre_block)(struct kvm_vcpu *vcpu); void (*post_block)(struct kvm_vcpu *vcpu); + + void (*vcpu_blocking)(struct kvm_vcpu *vcpu); + void (*vcpu_unblocking)(struct kvm_vcpu *vcpu); + int (*update_pi_irte)(struct kvm *kvm, unsigned int host_irq, uint32_t guest_irq, bool set); }; @@ -1344,8 +1348,18 @@ bool kvm_intr_is_single_vcpu(struct kvm *kvm, struct kvm_lapic_irq *irq, void kvm_set_msi_irq(struct kvm_kernel_irq_routing_entry *e, struct kvm_lapic_irq *irq); -static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) {} -static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {} +static inline void kvm_arch_vcpu_blocking(struct kvm_vcpu *vcpu) +{ + if (kvm_x86_ops->vcpu_blocking) + kvm_x86_ops->vcpu_blocking(vcpu); +} + +static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) +{ + if (kvm_x86_ops->vcpu_unblocking) + kvm_x86_ops->vcpu_unblocking(vcpu); +} + static inline void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu) {} #endif /* _ASM_X86_KVM_HOST_H */ |