[Qemu-devel] [PATCH v2 06/12] VMDK: flush multiple extents

[famcool@gmail.com]

From: Fam Zheng <famcool@gmail.com>

Flush all the file that referenced by the image.

Signed-off-by: Fam Zheng <famcool@gmail.com>
---
 block/vmdk.c |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)

diff --git a/block/vmdk.c b/block/vmdk.c
index e1b94c2..41a18a1 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -1061,7 +1061,14 @@ static void vmdk_close(BlockDriverState *bs)
 
 static int vmdk_flush(BlockDriverState *bs)
 {
-    return bdrv_flush(bs->file);
+    int i, ret;
+    BDRVVmdkState *s = bs->opaque;
+
+    ret = bdrv_flush(bs->file);
+    for (i = 0; i < s->num_extents; i++) {
+        ret |= bdrv_flush(s->extents[i].file);
+    }
+    return ret;
 }