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Date:	Thu, 11 Apr 2013 23:18:37 -0400
From:	Theodore Ts'o <>
To:	Jan Kara <>
Cc:	Zheng Liu <>,
Subject: Re: [PATCH] ext4: Fix data corruption with direct IO read in
 dioread_nolock mode

On Thu, Apr 11, 2013 at 11:07:56PM +0200, Jan Kara wrote:
>   Doh, you are right. I didn't notice that. Thanks for correcting me. I was
> seeing a failure in xfstest 091 (fsx using direct IO) with dioread_nolock
> and I thought the missing flush was the culprit (as fsx saw non-zeros in
> the tail of the page that was truncated). After adding the flush I didn't
> see it anymore. But now I'm not able to trigger the failure again
> regardless whether the patch is applied or not. So Ted, please drop the
> patch and I'll watch out if I ever see the failure again.


					- Ted
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