Re: [PATCH 0/4] locks: flock and lease related bugfixes, and remove i_flctx counters

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On Tue, 17 Feb 2015 20:20:49 +0000
Al Viro <viro@xxxxxxxxxxxxxxxxxx> wrote:

> On Tue, Feb 17, 2015 at 11:55:01AM -0800, Linus Torvalds wrote:
> 
> > Can we get that truncated series tested with some flock test suite? I
> > assume there is *some* filesystem tester that tests some basic flock
> > stuff, even if it clearly didn't catch the race due to the unlock in
> > the middle..
> 
> LTP runltp -f syscalls does cover some of that; BTW, looks like fcntl11,
> fcntl11_64, fcntl21 and fcntl21_64 in there got broken by something already
> merged.  Hadn't don bisect yet, but seeing
>  * NAME
>  *      fcntl11.c
>  *
>  * DESCRIPTION
>  *      Testcase to check locking of regions of a file
>  *
>  * ALGORITHM  
>  *      Test changing lock sections around a write lock
> and
>  * NAME
>  *      fcntl21.c
>  *
>  * DESCRIPTION
>  *      Check locking of regions of a file
>  *
>  * ALGORITHM
>  *      Test changing lock sections around a read lock
> 
> I'd say that file locking merge is most likely suspect...

Almost certainly. I'll take a look.

Thanks,
-- 
Jeff Layton <jeff.layton@xxxxxxxxxxxxxxx>
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