[PATCH] hw/vhost-user-blk: turn on VIRTIO_BLK_F_SIZE_MAX feature for virtio blk device

[Andy Pei]

Turn on pre-defined feature VIRTIO_BLK_F_SIZE_MAX virtio blk device
to avoid guest DMA request size is too large to exceed hardware spec.

Signed-off-by: Andy Pei <andy.pei@intel.com>
---
 hw/block/vhost-user-blk.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
index ba13cb8..eb1264a 100644
--- a/hw/block/vhost-user-blk.c
+++ b/hw/block/vhost-user-blk.c
@@ -252,6 +252,7 @@ static uint64_t vhost_user_blk_get_features(VirtIODevice 
*vdev,
     VHostUserBlk *s = VHOST_USER_BLK(vdev);
 
     /* Turn on pre-defined features */
+    virtio_add_feature(&features, VIRTIO_BLK_F_SIZE_MAX);
     virtio_add_feature(&features, VIRTIO_BLK_F_SEG_MAX);
     virtio_add_feature(&features, VIRTIO_BLK_F_GEOMETRY);
     virtio_add_feature(&features, VIRTIO_BLK_F_TOPOLOGY);
-- 
1.8.3.1