block: Move initialisation of BlockLimits to bdrv_refresh_limits()

[mirror_qemu.git] / block / qed.c

diff --git a/block/qed.c b/block/qed.c
index 0dd5c5859e505edfcb8e31e8a6fb5c66ece41c8e..694e6e2ee0ee8d144ee0503783759068e94eb23c 100644 (file)
--- a/block/qed.c
+++ b/block/qed.c
@@ -495,7 +495,6 @@ static int bdrv_qed_open(BlockDriverState *bs, QDict *options, int flags,
         }
     }
 
-    bs->bl.write_zeroes_alignment = s->header.cluster_size >> BDRV_SECTOR_BITS;
     s->need_check_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
                                             qed_need_check_timer_cb, s);
 
@@ -507,6 +506,15 @@ out:
     return ret;
 }
 
+static int bdrv_qed_refresh_limits(BlockDriverState *bs)
+{
+    BDRVQEDState *s = bs->opaque;
+
+    bs->bl.write_zeroes_alignment = s->header.cluster_size >> BDRV_SECTOR_BITS;
+
+    return 0;
+}
+
 /* We have nothing to do for QED reopen, stubs just return
  * success */
 static int bdrv_qed_reopen_prepare(BDRVReopenState *state,
@@ -1616,6 +1624,7 @@ static BlockDriver bdrv_qed = {
     .bdrv_truncate            = bdrv_qed_truncate,
     .bdrv_getlength           = bdrv_qed_getlength,
     .bdrv_get_info            = bdrv_qed_get_info,
+    .bdrv_refresh_limits      = bdrv_qed_refresh_limits,
     .bdrv_change_backing_file = bdrv_qed_change_backing_file,
     .bdrv_invalidate_cache    = bdrv_qed_invalidate_cache,
     .bdrv_check               = bdrv_qed_check,