Messages in this thread | | | Date | Mon, 16 Aug 2004 05:46:18 +0200 | From | Ingo Molnar <> | Subject | Re: [patch] voluntary-preempt-2.6.8.1-P0 |
| |
* Lee Revell <rlrevell@joe-job.com> wrote:
> On Sun, 2004-08-15 at 23:36, Ingo Molnar wrote: > > doh - i think i found a brown-paperbag bug. > > Heh, this would explain all those latency traces with repeated > calls to voluntary_resched...
hm, didnt those traces show preempt_schedule()?
this bug also fooled the latency tracer because the preempt count went down to zero (hence the latency got reset), but in reality we skipped the reschedule.
Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |