From 355ef4ac95a7a47d5c7201ccd910056a100d2fdf Mon Sep 17 00:00:00 2001
From: Kevin Wolf
Date: Wed, 11 Dec 2013 20:14:09 +0100
Subject: block: Update BlockLimits when they might have changed

When reopening with different flags, or when backing files disappear
from the chain, the limits may change. Make sure they get updated in
these cases.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Wenchao Xia <xiawenc@linux.vnet.ibm.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Benoît Canet <benoit@irqsave.net>
---
 block/stream.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'block')

diff --git a/block/stream.c b/block/stream.c
index 46bec7d379..dd0b4ac3d2 100644
--- a/block/stream.c
+++ b/block/stream.c
@@ -75,6 +75,8 @@ static void close_unused_images(BlockDriverState *top, BlockDriverState *base,
         unused->backing_hd = NULL;
         bdrv_unref(unused);
     }
+
+    bdrv_refresh_limits(top);
 }
 
 static void coroutine_fn stream_run(void *opaque)
-- 
cgit v1.2.3-55-g7522