[PATCH] virtio-blk: Respect discard granularity

[Akihiko Odaki]

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
---
 hw/block/virtio-blk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index bac2d6fa2b2..692fd17b0e0 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -965,7 +965,7 @@ static void virtio_blk_update_config(VirtIODevice *vdev, 
uint8_t *config)
         virtio_stl_p(vdev, &blkcfg.max_discard_sectors,
                      s->conf.max_discard_sectors);
         virtio_stl_p(vdev, &blkcfg.discard_sector_alignment,
-                     blk_size >> BDRV_SECTOR_BITS);
+                     conf->discard_granularity >> BDRV_SECTOR_BITS);
         /*
          * We support only one segment per request since multiple segments
          * are not widely used and there are no userspace APIs that allow
-- 
2.24.3 (Apple Git-128)