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KVM: Move vcpu_load to arch-specific kvm_arch_vcpu_ioctl_translate 

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

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 21:35:32 +01:00 committed by Paolo Bonzini
parent e83dff5edf
commit 1da5b61dac
3 changed files with 5 additions and 2 deletions
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2
arch/powerpc/kvm/booke.c
View File

@ -1791,7 +1791,9 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
{
int r;
vcpu_load(vcpu);
r = kvmppc_core_vcpu_translate(vcpu, tr);
vcpu_put(vcpu);
return r;
}

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

@ -7684,6 +7684,8 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
gpa_t gpa;
int idx;
vcpu_load(vcpu);
idx = srcu_read_lock(&vcpu->kvm->srcu);
gpa = kvm_mmu_gva_to_gpa_system(vcpu, vaddr, NULL);
srcu_read_unlock(&vcpu->kvm->srcu, idx);
@ -7692,6 +7694,7 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
tr->writeable = 1;
tr->usermode = 0;
vcpu_put(vcpu);
return 0;
}

2
virt/kvm/kvm_main.c
View File

@ -2658,9 +2658,7 @@ static long kvm_vcpu_ioctl(struct file *filp,
r = -EFAULT;
if (copy_from_user(&tr, argp, sizeof(tr)))
goto out;
vcpu_load(vcpu);
r = kvm_arch_vcpu_ioctl_translate(vcpu, &tr);
vcpu_put(vcpu);
if (r)
goto out;
r = -EFAULT;