[PATCH] xfs: fix an assertion failure

[Jeff Liu]

On 07/30/2013 07:06 PM, Zhi Yong Wu wrote:

> On Mon, Jul 29, 2013 at 4:33 PM, Zhi Yong Wu <zwu.kernel at gmail.com> wrote:
>> On Fri, Jul 26, 2013 at 7:37 PM, Dave Chinner <david at fromorbit.com> wrote:
>>> On Fri, Jul 26, 2013 at 02:01:23PM +0800, Zhi Yong Wu wrote:
>>>> No, it still raised the same assertion as below:
>>>>
>>>> [  521.715103] XFS: Assertion failed: !(bip->bli_item.li_flags &
>>>> XFS_LI_IN_AIL), file: fs/xfs/xfs_buf_item.c, line: 940
>>>
>>> How are you reproducing it?
>>>
>>> Can you take an event trace with trace-cmd and attach the output of
>>> the report?
>> After kernel base is switched to Linux 3.11-rc3, when i try to take
>> event trace with trace-cmd, that issue doesn't appear any more in my
>> environment. :)
> When your patch is not applied, i hit this issue sometime today, and
> take some event trace with trace-cmd, and attach it in this mail. But
> after your patch is applied, i tried some times, but haven't hit so
> far, so i  want to see if i can hit it in next days.


I have ran compilebench multiple times combine with different options against
xfs-next in the past few days, but I can not reproduce this issue.

Could you please show us your test case as Dave has asked?  Sometimes, the test
steps is more useful for someone who has interest in your post.

Thanks,
-Jeff