lkml.org 
[lkml]   [2008]   [Jun]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [BUG: NULL pointer dereference] cgroups and RT scheduling interact badly.
2008/6/17 Peter Zijlstra <peterz@infradead.org>:
> On Tue, 2008-06-17 at 14:25 +0200, Daniel K. wrote:
>> Peter Zijlstra wrote:
>> > How's this [patch] work for you? (includes the previuos patchlet too)
>>
>> Thanks,
>>
>> this patch fixed the obvious problem, namely
>>
>> # echo $$ > /dev/cgroup/burn/oops/tasks
>> # schedtool -R -p 1 -e burnP6 &
>>
>> now works again. However, the last step below
>>
>> # echo $$ > /dev/cgroup/tasks
>> # burnP6 &
>> [1] 3414
>> # echo 3414 > /dev/cgroup/burn/oops/tasks
>> # schedtool -R -p 1 3414
>>
>> gives this new and shiny Oops instead.
>
> Whilst I'm gracious for your testing, I truly hope you're done breaking
> my stuff ;-)
>
> How's this for you?

FYI, I could reproduce a crash and this patch fixes it indeed.


--
Best regards,
Dmitry Adamushko


\
 
 \ /
  Last update: 2008-06-17 23:05    [W:0.085 / U:0.116 seconds]
©2003-2014 Jasper Spaans. Advertise on this site