Re: [Qemu-devel] [PATCH 0/2] block: Fix unset "filename" for certain drivers

[Stefan Hajnoczi <stefanha@gmail.com>]

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On Wed, Jun 18, 2014 at 12:14:08AM +0200, Max Reitz wrote:
> For some protocol block drivers, the "filename" attribute in their BDSs
> is unset due to bdrv_file_open() removing it from the options QDict
> before bdrv_open_common() is able to copy it into the BDS. Fix this by
> not removing it until until bdrv_open_common() has indeed copied it.
> 
> 
> Max Reitz (2):
>   block: Do not prematurely remove "filename"
>   iotests: Add test for set "filename" for NBD
> 
>  block.c                    | 12 ++++++--
>  tests/qemu-iotests/097     | 72 ++++++++++++++++++++++++++++++++++++++++++++++
>  tests/qemu-iotests/097.out | 13 +++++++++
>  tests/qemu-iotests/group   |  1 +
>  4 files changed, 95 insertions(+), 3 deletions(-)
>  create mode 100755 tests/qemu-iotests/097
>  create mode 100644 tests/qemu-iotests/097.out

Please check qemu-iotests 051.  Dropping from block queue for now.

051 5s ... - output mismatch (see 051.out.bad)
--- 051.out	2014-06-20 15:12:57.034266987 +0800
+++ 051.out.bad	2014-06-23 16:34:37.880591037 +0800
@@ -237,7 +237,8 @@
 (qemu) quit
 
 Testing: -drive file=TEST_DIR/t.qcow2,file.driver=qcow2
-QEMU_PROG: -drive file=TEST_DIR/t.qcow2,file.driver=qcow2: could not open disk image TEST_DIR/t.qcow2: Block format 'qcow2' used by device '' doesn't support the option 'filename'
+QEMU X.Y.Z monitor - type 'help' for more information
+(qemu) quit

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