Messages in this thread | | | Subject | Re: BUG on 3.0-rc on commit d72bce0e67e8afc6eb959f656013cbb577426f1e | From | Andrew Theurer <> | Date | Mon, 13 Jun 2011 21:29:54 -0500 |
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On Mon, 2011-06-13 at 21:24 -0400, Steven Rostedt wrote: > On Mon, 2011-06-13 at 19:05 -0500, Andrew Theurer wrote: > > > > Could you try this patch? > > > > Yes, and it works! Thanks very much! > > Could you try this patch instead? I don't like holding off migration for > the entire boot processes.
Sure, just tested this one, and it works fine as well.
-Andrew > > -- Steve > > diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c > index 88725c9..4505bfb 100644 > --- a/kernel/sched_rt.c > +++ b/kernel/sched_rt.c > @@ -1239,6 +1239,10 @@ static int find_lowest_rq(struct task_struct *task) > int this_cpu = smp_processor_id(); > int cpu = task_cpu(task); > > + /* Make sure the mask is initialized first */ > + if (unlikely(!lowest_mask)) > + return -1; > + > if (task->rt.nr_cpus_allowed == 1) > return -1; /* No other targets possible */ > > >
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