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Re: case NO.263 execute failure in xfstests-dev

To: ?????? <songrenchun@xxxxxxxxxxxxxx>
Subject: Re: case NO.263 execute failure in xfstests-dev
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 5 Dec 2011 03:56:07 -0500
Cc: hch@xxxxxxxxxxxxx, xfs@xxxxxxxxxxx
In-reply-to: <4EDC62B5.8030901@xxxxxxxxxxxxxx>
References: <4EDC62B5.8030901@xxxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
On Mon, Dec 05, 2011 at 02:20:37PM +0800, ?????? wrote:
> Hi:
> 
>     When testing case 263 in xfstests, it always fails.
>     It seems a bug of mmap in some case, and i do not know
>     how to solve it. Can you help me?

Yes, there seems to be an issue with mmap vs O_DIRECT coherency.  I have
not looked into it in detail yet, 263 was just split from the rest of the
fsx tests to isolate this test.

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