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Re: [PATCH v4] xfstests: add a new test case for ext4 indirect-based fil

To: Zheng Liu <gnehzuil.liu@xxxxxxxxx>
Subject: Re: [PATCH v4] xfstests: add a new test case for ext4 indirect-based file
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Mon, 13 May 2013 08:51:20 -0500
Cc: Dave Chinner <david@xxxxxxxxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>, Zheng Liu <wenqing.lz@xxxxxxxxxx>, Rich Johnston <rjohnston@xxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <20130513093245.GA8570@xxxxxxxxx>
References: <1368358464-11173-1-git-send-email-wenqing.lz@xxxxxxxxxx> <20130513004439.GJ32675@dastard> <20130513093245.GA8570@xxxxxxxxx>
On May 13, 2013, at 4:32 AM, Zheng Liu <gnehzuil.liu@xxxxxxxxx> wrote:

> On Mon, May 13, 2013 at 10:44:39AM +1000, Dave Chinner wrote:
>> On Sun, May 12, 2013 at 07:34:24PM +0800, Zheng Liu wrote:
>>> From: Zheng Liu <wenqing.lz@xxxxxxxxxx>
>>> After applied this commit (864688d3), xfstests #255 will not test a
>>> file system that cannot support fallocate(2), such as a indirect-based
>>> file in ext4.  So we need to add a new generic test case to test it.
>>> The difference between #255 and this test case is only to use pwrite to
>>> allocate blocks.  Other filesystems should survive in this test case.
>>> In the mean time, a new argument '-u' is added into _test_generic_punch
>>> not to run unwritten tests.
>>> Meanwhile this commit fixes a minor problem in #255 that testfile should
>>> use $seq.$$ as testfile.
>>> Signed-off-by: Zheng Liu <wenqing.lz@xxxxxxxxxx>
>>> Cc: Eric Sandeen <sandeen@xxxxxxxxxxx>
>>> Cc: Dave Chinner <david@xxxxxxxxxxxxx>
>>> Cc: Rich Johnston <rjohnston@xxxxxxx>
>> This will need to be rebased on top of Eric's patch that removes the
>> need to pass -F to xfs_io for non-xfs filesystems....
> Hi Dave,
> Thanks for review.  I guess that you metioned this patch, right?
>  [PATCH] xfstests: automatically add -F to xfs_io on non-xfs
> But I couldn't find it in xfstests tree.  Has it been applied into the
> tree?  Or maybe I use a wrong tree to generate my patch.  I clone the
> tree from here:
>  git://oss.sgi.com/xfs/cmds/xfstests
> Is that right?  Or maybe I need to apply Eric's patch manually and
> rebase my patch?
That's the right patch, it's just not yet merged.  You can just drop any "-F" 
from your xfs_io commands.


>>> --- a/tests/generic/group
>>> +++ b/tests/generic/group
>>> @@ -114,3 +114,4 @@
>>> 309 auto quick
>>> 310 auto
>>> 311 auto metadata log
>>> +314 auto quick prealloc
>> Why would you add it to the prealloc group? The whole point of the
>> test is that it doesn't use prealloc, right?
> Good catch!  Fix it soon.
> Thanks,
>                                                - Zheng

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