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authorSimon Guo <wei.guo.simon@gmail.com>2018-05-23 15:02:10 +0800
committerPaul Mackerras <paulus@ozlabs.org>2018-06-01 10:30:59 +1000
commitc8235c2891d0561960fd5d62fdda58cfb6e503b2 (patch)
tree60ab3cd2fd9bc5edc125092df689f0d15086ebc5 /arch
parentb3cebfe8c1cadf1817939dcc3688a2504a69c662 (diff)
downloadop-kernel-dev-c8235c2891d0561960fd5d62fdda58cfb6e503b2.zip
op-kernel-dev-c8235c2891d0561960fd5d62fdda58cfb6e503b2.tar.gz
KVM: PPC: Remove load/put vcpu for KVM_GET/SET_ONE_REG ioctl
Since the vcpu mutex locking/unlock has been moved out of vcpu_load() /vcpu_put(), KVM_GET_ONE_REG and KVM_SET_ONE_REG doesn't need to do ioctl with loading vcpu anymore. This patch removes vcpu_load()/vcpu_put() from KVM_GET_ONE_REG and KVM_SET_ONE_REG ioctl. Signed-off-by: Simon Guo <wei.guo.simon@gmail.com> Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/kvm/powerpc.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index c2c3477..4cb3776 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -1998,14 +1998,12 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
{
struct kvm_one_reg reg;
r = -EFAULT;
- vcpu_load(vcpu);
if (copy_from_user(&reg, argp, sizeof(reg)))
goto out;
if (ioctl == KVM_SET_ONE_REG)
r = kvm_vcpu_ioctl_set_one_reg(vcpu, &reg);
else
r = kvm_vcpu_ioctl_get_one_reg(vcpu, &reg);
- vcpu_put(vcpu);
break;
}
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