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authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>2015-11-05 09:03:50 +0100
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-11-30 12:47:04 +0100
commite09fefdeeb517ff653516dea8a882ce001e99237 (patch)
treeb9cdb7b637b93779ea96f05cfc56fdead30f9b25 /virt
parentbb11c6c96544737aede6a2eb92e5c6bc8b46534b (diff)
downloadlinux-e09fefdeeb517ff653516dea8a882ce001e99237.tar.gz
KVM: Use common function for VCPU lookup by id
Let's reuse the new common function for VPCU lookup by id. Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: Dominik Dingel <dingel@linux.vnet.ibm.com> Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> [split out the new function into a separate patch]
Diffstat (limited to 'virt')
-rw-r--r--virt/kvm/kvm_main.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 73cbb4120d0b..9649a42ee990 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2257,7 +2257,7 @@ static int create_vcpu_fd(struct kvm_vcpu *vcpu)
static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id)
{
int r;
- struct kvm_vcpu *vcpu, *v;
+ struct kvm_vcpu *vcpu;
if (id >= KVM_MAX_VCPUS)
return -EINVAL;
@@ -2281,12 +2281,10 @@ static int kvm_vm_ioctl_create_vcpu(struct kvm *kvm, u32 id)
r = -EINVAL;
goto unlock_vcpu_destroy;
}
-
- kvm_for_each_vcpu(r, v, kvm)
- if (v->vcpu_id == id) {
- r = -EEXIST;
- goto unlock_vcpu_destroy;
- }
+ if (kvm_get_vcpu_by_id(kvm, id)) {
+ r = -EEXIST;
+ goto unlock_vcpu_destroy;
+ }
BUG_ON(kvm->vcpus[atomic_read(&kvm->online_vcpus)]);