Commit 7a064bcc authored by Dr. David Alan Gilbert's avatar Dr. David Alan Gilbert Committed by Michael S. Tsirkin
Browse files

virtio/vhost: Use auto_rcu_read macros 



Use RCU_READ_LOCK_GUARD instead of manual rcu_read_(un)lock

Signed-off-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20191025103403.120616-2-dgilbert@redhat.com>
Reviewed-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent f045a010

hw/virtio/vhost.c

+1 −3
Original line number Diff line number Diff line
@@ -924,7 +924,7 @@ int vhost_device_iotlb_miss(struct vhost_dev *dev, uint64_t iova, int write) 
    uint64_t uaddr, len;

    int ret = -EFAULT;



    rcu_read_lock();

    RCU_READ_LOCK_GUARD();



    trace_vhost_iotlb_miss(dev, 1);
@@ -956,8 +956,6 @@ int vhost_device_iotlb_miss(struct vhost_dev *dev, uint64_t iova, int write) 
    trace_vhost_iotlb_miss(dev, 2);



out:

    rcu_read_unlock();



    return ret;

}