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From: Eric Sandeen <sandeen@redhat.com>
To: Dave Chinner <david@fromorbit.com>
Cc: Wang Sheng-Hui <shhuiw@gmail.com>, xfstests <xfs@oss.sgi.com>,
	linux-btrfs@vger.kernel.org, list.btrfs@jan-o-sch.net
Subject: Re: [PATCH] xfstests 276: fix error 'FIBMAP: Invalid argument'
Date: Wed, 27 Feb 2013 17:11:01 -0600	[thread overview]
Message-ID: <512E9285.30005@redhat.com> (raw)
In-Reply-To: <20130227230443.GB5551@dastard>

On 2/27/13 5:04 PM, Dave Chinner wrote:
> On Wed, Feb 27, 2013 at 03:15:16PM +0800, Wang Sheng-Hui wrote:
>> Btrfs doesn't support FIEMAP_FLAG_XATTR, which is enabled by
>> -x option of filefrag, and will fail with
>> 	'FIBMAP: Invalid argument'
>> for 'filefrag -vx'. 'filefrag -vx' fails on btrfs with
>>     'FIEMAP failed with unsupported flags 2'
>> Remove the '-x' option.
>>
>> Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
> 
> I can see that this changes what gets dumped into the $seq.full
> file, but it seems to me that also changes the extent list returned
> to the checking functions. So either the test previously worked and
> now it fails with this change, or the test never worked and now it
> does, or perhaps something else?

Agreed - I wondered as well.

> IOWs, I can't tell why you want to change this from the patch
> description, hence I don't know if the original behaviour was
> intentional or not.  Can you say describe what the overall effect of
> the change is in the commit description?

It looks like -x is only recently rejected:

commit 05dadc09f52ad5a631da1aa8767c5b80e121f0c4
Author: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Date:   Thu Nov 29 05:08:26 2012 +0000

    Btrfs: add fiemap's flag check

+#define BTRFS_FIEMAP_FLAGS     (FIEMAP_FLAG_SYNC)

+       ret = fiemap_check_flags(fieinfo, BTRFS_FIEMAP_FLAGS);

-Eric

> Cheers,
> 
> Dave.
> 


  reply	other threads:[~2013-02-27 23:11 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-27  7:15 [PATCH] xfstests 276: fix error 'FIBMAP: Invalid argument' Wang Sheng-Hui
2013-02-27 23:04 ` Dave Chinner
2013-02-27 23:11   ` Eric Sandeen [this message]
2013-02-28  0:02   ` Wang Sheng-Hui
2013-02-28  0:25     ` Dave Chinner
2013-02-28  2:05       ` Wang Sheng-Hui
2013-03-05 18:43 ` Rich Johnston
2013-05-26  9:35   ` Zhi Yong Wu
2013-05-26 17:35     ` Eric Sandeen

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