Re: [RT] possible bug in trace_start_sched_wakeup

From: Ingo Molnar
Date: Fri Jan 27 2006 - 04:52:34 EST



* Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:

> trace_special_pid(sch.task->pid, sch.task->prio, p->prio);
> - if (sch.task && (sch.task->prio >= p->prio))
> + if (sch.task && ((sch.task->prio <= p->prio) || !rt_task(p)))
> sch.task = NULL;

this second condition i'd not change: it just expresses the rare case
where a higher-prio task hits the CPU that we somehow did not start to
trace. In that case we just zap the current trace.

Ingo
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