[PATCH 6/6] hw/virtio/vhost: Use RCU_READ macro

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

Replace the manual rcu_read_(un)lock calls by the
WITH_RCU_READ_LOCK_GUARD macro (See commit ef46ae67ba
"docs/style: call out the use of GUARD macros").

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/virtio/vhost.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c
index 2c9ac79468..1f5ecb843e 100644
--- a/hw/virtio/vhost.c
+++ b/hw/virtio/vhost.c
@@ -186,12 +186,12 @@ static int vhost_sync_dirty_bitmap(struct vhost_dev *dev,
             hwaddr phys, s, offset;
 
             while (used_size) {
-                rcu_read_lock();
-                iotlb = address_space_get_iotlb_entry(dev->vdev->dma_as,
+                WITH_RCU_READ_LOCK_GUARD() {
+                    iotlb = address_space_get_iotlb_entry(dev->vdev->dma_as,
                                                       used_phys,
                                                       true,
                                                       MEMTXATTRS_UNSPECIFIED);
-                rcu_read_unlock();
+                }
 
                 if (!iotlb.target_as) {
                     qemu_log_mask(LOG_GUEST_ERROR, "translation "
-- 
2.41.0