From: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
Move vcpu_load() and vcpu_put() into the architecture specific
implementations of kvm_arch_vcpu_ioctl_translate().
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
---
arch/powerpc/kvm/booke.c | 2 ++
arch/x86/kvm/x86.c | 3 +++
virt/kvm/kvm_main.c | 2 --
3 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index cdf0be02c95a..1b491b89cd43 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -1793,7 +1793,9 @@ 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;
}
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 8e67428af01b..c30ba99e7aa3 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7660,6 +7660,8 @@ 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);
@@ -7668,6 +7670,7 @@ int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu,
tr->writeable = 1;
tr->usermode = 0;
+ vcpu_put(vcpu);
return 0;
}
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index f3600052adbb..0a8a49073a23 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2627,9 +2627,7 @@ 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;
--
2.14.2
