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Date:   Fri, 14 Aug 2020 16:38:16 +0800
From:   姜迎 <>
To:     Christoph Hellwig <>
Subject: Re: [PATCH v4] ext4: fix direct I/O read error

Ok,I will make time to do it.


> 在 2020年8月14日,下午4:04,Christoph Hellwig <> 写道:
> On Wed, Aug 05, 2020 at 03:40:34PM +0800, Jiang Ying wrote:
>> This patch is used to fix ext4 direct I/O read error when
>> the read size is not aligned with block size.
>> Then, I will use a test to explain the error.
>> (1) Make a file that is not aligned with block size:
>>    $dd if=/dev/zero of=./test.jar bs=1000 count=3
>> (2) I wrote a source file named "direct_io_read_file.c" as following:
> Can you please add your reproducer to xfstests?
> Thanks!

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