Messages in this thread | | | Date | Fri, 22 Oct 2010 10:16:40 +0200 | From | Tejun Heo <> | Subject | Re: [PATCH][GIT PULL] tracing: Fix compile issue for trace_sched_wakeup.c |
| |
Hello,
On 10/22/2010 03:44 AM, Jason Baron wrote: > (adding Tejun to the 'cc list) > > I finally found that we actually continue to run after the above > apparent 'hang'. That is, we continue to make progress updating the jump > labels. And doing a dump of all the system tasks at the time of the hang > showed the processes in various places besides the stop machine threads. > Thus, I thought that perhaps, for some reason the stop machine threads > weren't being scheduled. > > Thus, I tried commenting out the special scheduling that is set up for > stop machine threads, and that fixed the hang. I haven't yet looked into > what might be going wrong with that scheduling...but maybe somebody else > knows...
I'm afraid I don't have much idea about the new scheduling class. I liked the idea but Peter did all the hard working on it. Peter?
Thanks.
-- tejun
| |