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[Xen-devel] [PATCH] ioemu: need probe backing file format

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: [Xen-devel] [PATCH] ioemu: need probe backing file format
From: Wei Kong <weikong.cn@xxxxxxxxx>
Date: Tue, 18 Aug 2009 10:42:12 +0800
Delivery-date: Mon, 17 Aug 2009 19:42:46 -0700
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Revert changeset 17646

Due to qcow2 also has backing file.

Signed-off-by: Wei Kong <weikong.cn@gmail.com>

--- xen-3.4.0-testing/tools/ioemu-remote/block.c   2009-08-18 18:35:42.000000000 +0800
+++ xen-3.4.0-testing/tools/ioemu-remote/block.c        2009-08-18 18:35:46.000000000 +0800
@@ -450,7 +450,7 @@ int bdrv_open2(BlockDriverState *bs, con
         bs->backing_hd = bdrv_new("");
         path_combine(backing_filename, sizeof(backing_filename),
                      filename, bs->backing_file);
-        ret = bdrv_open2(bs->backing_hd, backing_filename, open_flags, &bdrv_raw);
+        ret = bdrv_open(bs->backing_hd, backing_filename, open_flags, &bdrv_raw);
         if (ret < 0) {
             bdrv_close(bs);
             return ret;

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