diff options
| author | Dr. David Alan Gilbert | 2019-10-25 12:34:02 +0200 |
|---|---|---|
| committer | Michael S. Tsirkin | 2019-10-29 23:56:45 +0100 |
| commit | 7a064bcc6699151311c2067eea6546da6498ebe7 (patch) | |
| tree | 91c0ade354204d698d6f11cfd3af5f05b3cc1c15 /hw/virtio/vhost.c | |
| parent | vfio: unplug failover primary device before migration (diff) | |
| download | qemu-7a064bcc6699151311c2067eea6546da6498ebe7.tar.gz qemu-7a064bcc6699151311c2067eea6546da6498ebe7.tar.xz qemu-7a064bcc6699151311c2067eea6546da6498ebe7.zip | |
virtio/vhost: Use auto_rcu_read macros
Use RCU_READ_LOCK_GUARD instead of manual rcu_read_(un)lock
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20191025103403.120616-2-dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/virtio/vhost.c')
| -rw-r--r-- | hw/virtio/vhost.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index 99de5f196f..4da0d5a6c5 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -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; } |