1 files changed, 12 insertions, 0 deletions

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 01e908ac4a39..9c28b4d4c90b 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1113,9 +1113,21 @@ struct kvm_device {
 /* create, destroy, and name are mandatory */
 struct kvm_device_ops {
         const char *name;
+
+        /*
+         * create is called holding kvm->lock and any operations not suitable
+         * to do while holding the lock should be deferred to init (see
+         * below).
+         */
         int (*create)(struct kvm_device *dev, u32 type);
 
         /*
+         * init is called after create if create is successful and is called
+         * outside of holding kvm->lock.
+         */
+        void (*init)(struct kvm_device *dev);
+
+        /*
          * Destroy is responsible for freeing dev.
          *
          * Destroy may be called before or after destructors are called