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-rw-r--r--tools/virtiofsd/fuse_virtio.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c
index 523ee64fb7..3e13997406 100644
--- a/tools/virtiofsd/fuse_virtio.c
+++ b/tools/virtiofsd/fuse_virtio.c
@@ -792,7 +792,13 @@ static void fv_queue_set_started(VuDev *dev, int qidx, bool started)
             assert(0);
         }
     } else {
+        /*
+         * Temporarily drop write-lock taken in virtio_loop() so that
+         * the queue thread doesn't block in virtio_send_msg().
+         */
+        vu_dispatch_unlock(vud);
         fv_queue_cleanup_thread(vud, qidx);
+        vu_dispatch_wrlock(vud);
     }
 }