Re: -mm: xfs lockdep warning

Tejun Heo
2010-10-07T14:05:27Z

Hello,

On 10/07/2010 03:21 PM, Torsten Kaiser wrote:
>> Can you test whether the following patch fix the issue?
>
> Yes. After adding this patch to 2.6.36-rc6 it survived my testcase. It
> first seems to get stuck again, but after less then a minute the
> system recovered and all compiles finished successfully.
>
> I suspect the combination of CFLAGs, the gcc version and maybe even
> changes in KOffice from 2.2.1 to 2.2.2 are import for my testcase. It
> looks like at the start of the complies something is really eating an
> enormous amount of memory and I did not hit such a case with earlier
> kernels.

It's great to hear that the patch helped but would you be able to
repeat the same test w/ 2.6.35 and see whether there's any noticeable
difference? Some level of stuttering is expected if the system is hit
with sudden huge spike of memory pressure but let's see if it has
regressed somehow.

Thanks.

--
tejun