[Qemu-devel] [PATCH 1/4] qcow2: Move sync out of write_refcount_block_entries

[Kevin Wolf <kwolf@redhat.com>]

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/qcow2-refcount.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/block/qcow2-refcount.c b/block/qcow2-refcount.c
index 4c19e7e..7dc75d1 100644
--- a/block/qcow2-refcount.c
+++ b/block/qcow2-refcount.c
@@ -444,7 +444,7 @@ static int write_refcount_block_entries(BlockDriverState *bs,
     size = (last_index - first_index) << REFCOUNT_SHIFT;
 
     BLKDBG_EVENT(bs->file, BLKDBG_REFBLOCK_UPDATE_PART);
-    ret = bdrv_pwrite_sync(bs->file,
+    ret = bdrv_pwrite(bs->file,
         refcount_block_offset + (first_index << REFCOUNT_SHIFT),
         &s->refcount_block_cache[first_index], size);
     if (ret < 0) {
@@ -551,6 +551,8 @@ fail:
         dummy = update_refcount(bs, offset, cluster_offset - offset, -addend);
     }
 
+    bdrv_flush(bs->file);
+
     return ret;
 }
 
-- 
1.7.2.2