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Re: [Qemu-devel] [PATCH 14/21] qcow2: Use error_report() in qcow2_amend_


From: Max Reitz
Subject: Re: [Qemu-devel] [PATCH 14/21] qcow2: Use error_report() in qcow2_amend_options()
Date: Wed, 12 Nov 2014 09:47:37 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0

On 2014-11-11 at 19:11, Eric Blake wrote:
On 11/10/2014 06:45 AM, Max Reitz wrote:
Signed-off-by: Max Reitz <address@hidden>
---
  block/qcow2.c              | 14 ++++++--------
  tests/qemu-iotests/061.out | 14 +++++++-------
  2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/block/qcow2.c b/block/qcow2.c
index 21a1883..beb7187 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -2686,11 +2686,11 @@ static int qcow2_amend_options(BlockDriverState *bs, 
QemuOpts *opts,
              } else if (!strcmp(compat, "1.1")) {
                  new_version = 3;
              } else {
-                fprintf(stderr, "Unknown compatibility level %s.\n", compat);
+                error_report("Unknown compatibility level %s.", compat);
Not many error_report() locations include a trailing '.'

+++ b/tests/qemu-iotests/061.out
@@ -281,19 +281,19 @@ No errors were found on the image.
  === Testing invalid configurations ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
-Lazy refcounts only supported with compatibility level 1.1 and above (use 
compat=1.1 or greater)
+qemu-img: Lazy refcounts only supported with compatibility level 1.1 and above 
(use compat=1.1 or greater)
  qemu-img: Error while amending options: Invalid argument
-Lazy refcounts only supported with compatibility level 1.1 and above (use 
compat=1.1 or greater)
+qemu-img: Lazy refcounts only supported with compatibility level 1.1 and above 
(use compat=1.1 or greater)
  qemu-img: Error while amending options: Invalid argument
-Unknown compatibility level 0.42.
+qemu-img: Unknown compatibility level 0.42.
  qemu-img: Error while amending options: Invalid argument
  qemu-img: Invalid parameter 'foo'
  qemu-img: Invalid options for file format 'qcow2'
-Changing the cluster size is not supported.
+qemu-img: Changing the cluster size is not supported.
  qemu-img: Error while amending options: Operation not supported
-Changing the encryption flag is not supported.
+qemu-img: Changing the encryption flag is not supported.
  qemu-img: Error while amending options: Operation not supported
-Cannot change preallocation mode.
+qemu-img: Cannot change preallocation mode.
  qemu-img: Error while amending options: Operation not supported
See - most of the messages do not end in '.'.  Probably worth cleaning
up if you respin.  But it's not a show-stopper if you leave it, so:

I'll clean it up.

Max

Reviewed-by: Eric Blake <address@hidden>




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