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KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_get_mpstate 

Move vcpu_load() and vcpu_put() into the architecture specific
implementations of kvm_arch_vcpu_ioctl_get_mpstate().

Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Christoffer Dall 2017-12-04 21:35:30 +01:00 committed by Paolo Bonzini
parent b4ef9d4e8c
commit fd2325612c
4 changed files with 15 additions and 4 deletions
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11
arch/s390/kvm/kvm-s390.c
View File

@ -2833,9 +2833,16 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
int ret;
vcpu_load(vcpu);
/* CHECK_STOP and LOAD are not supported yet */
return is_vcpu_stopped(vcpu) ? KVM_MP_STATE_STOPPED :
KVM_MP_STATE_OPERATING;
ret = is_vcpu_stopped(vcpu) ? KVM_MP_STATE_STOPPED :
KVM_MP_STATE_OPERATING;
vcpu_put(vcpu);
return ret;
}
int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu,

3
arch/x86/kvm/x86.c
View File

@ -7465,6 +7465,8 @@ int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu,
int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
vcpu_load(vcpu);
kvm_apic_accept_events(vcpu);
if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED &&
vcpu->arch.pv.pv_unhalted)
@ -7472,6 +7474,7 @@ int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
else
mp_state->mp_state = vcpu->arch.mp_state;
vcpu_put(vcpu);
return 0;
}

3
virt/kvm/arm/arm.c
View File

@ -381,11 +381,14 @@ static void vcpu_power_off(struct kvm_vcpu *vcpu)
int kvm_arch_vcpu_ioctl_get_mpstate(struct kvm_vcpu *vcpu,
struct kvm_mp_state *mp_state)
{
vcpu_load(vcpu);
if (vcpu->arch.power_off)
mp_state->mp_state = KVM_MP_STATE_STOPPED;
else
mp_state->mp_state = KVM_MP_STATE_RUNNABLE;
vcpu_put(vcpu);
return 0;
}

2
virt/kvm/kvm_main.c
View File

@ -2634,9 +2634,7 @@ out_free1:
case KVM_GET_MP_STATE: {
struct kvm_mp_state mp_state;
vcpu_load(vcpu);
r = kvm_arch_vcpu_ioctl_get_mpstate(vcpu, &mp_state);
vcpu_put(vcpu);
if (r)
goto out;
r = -EFAULT;