On 18/03/2016 07:09, Suravee Suthikulpanit wrote:
> 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@xxxxxxx>
> ---
> arch/x86/include/asm/kvm_host.h | 17 +++++++++++++++--
> 1 file changed, 15 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
> index 4b0dd0f..87eac2a 100644
> --- a/arch/x86/include/asm/kvm_host.h
> +++ b/arch/x86/include/asm/kvm_host.h
> @@ -972,6 +972,10 @@ 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);
> };
> @@ -1323,7 +1327,16 @@ 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);
> +}
>
> #endif /* _ASM_X86_KVM_HOST_H */
>
Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
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