From 53ec73e264f481b79b52efcadc9ceb8f8996975c Mon Sep 17 00:00:00 2001
From: Fam Zheng <famz@redhat.com>
Date: Fri, 29 May 2015 18:53:14 +0800
Subject: block: Use bdrv_drain to replace uncessary bdrv_drain_all

There callers work on a single BlockDriverState subtree, where using
bdrv_drain() is more accurate.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 migration/block.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'migration')

diff --git a/migration/block.c b/migration/block.c
index ddb59cc..ed865ed 100644
--- a/migration/block.c
+++ b/migration/block.c
@@ -457,7 +457,7 @@ static int mig_save_device_dirty(QEMUFile *f, BlkMigDevState *bmds,
         blk_mig_lock();
         if (bmds_aio_inflight(bmds, sector)) {
             blk_mig_unlock();
-            bdrv_drain_all();
+            bdrv_drain(bmds->bs);
         } else {
             blk_mig_unlock();
         }
-- 
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