On 01/17/2017 09:05 AM, Dave Jiang wrote:
> On 01/16/2017 03:45 AM, Stephen Rothwell wrote:
>> Hi Xiong,
>>
>> Just cc'ing Andrew.
>>
>> On Mon, 16 Jan 2017 17:29:16 +0800 Xiong Zhou <xzhou@xxxxxxxxxx> wrote:
>>>
>>> On Fri, Jan 13, 2017 at 06:16:41PM +0800, Xiong Zhou wrote:
>>>> Hi,
>>>>
>>>> These cases "hang" when testing with -o dax mount option:
>>>> xfstests generic/030 generic/34{0,4,5,6} generic/198
>>>> (maybe more)
>>>>
>>>> The test programme holetest or aiodio keep running for a
>>>> long time. It's killable, but it seems never return.
>>>>
>>>> With both ext4 and xfs as fs.
>>>>
>>>> Without -o dax mount option, cases pass in seconds.
>>>>
>>>> 0111 tree passed the tests.
>>>>
>>>> sh-4.2# git log --oneline next-20170111..next-20170112 fs/dax.c
>>>> 0c9a7909dd13 mm, dax: change pmd_fault() to take only vmf parameter
>>>> f8dbc198d4ea mm, dax: make pmd_fault() and friends be the same as fault()
>>>
>>> 0112 tree with above 2 commits reverted pass the tests.
>>
>
> Thanks. I will debug.
>
Xiong,
I think I reproduced the issue, but only on the second commit
0c9a7909dd13 and not the first one f8dbc198d4ea. Can you please confirm
that "f8dbc198d4ea mm, dax: make pmd_fault() and friends be the same as
fault()" is ok or the failure starts with that? Thanks!
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