[PATCH 1/1] Ubuntu: Sauce: Disable function tracing after hitting __schedule_bug
Chase Douglas
chase.douglas at canonical.com
Fri Mar 12 17:30:11 UTC 2010
On Fri, Mar 12, 2010 at 12:15 PM, Andy Whitcroft <apw at canonical.com> wrote:
> On Fri, Mar 12, 2010 at 10:23:45AM -0500, Chase Douglas wrote:
>
>> >> + tracing_off();
>> >> +
>
> How about adding a __read_mostly toggle for this set by a boot
> parameter:
>
> if (likely(sched_tracing_stop))
> tracing_off();
>
> -apw
Possible, but a more invasive patch. If we think people will ever want
to disable it, then it's probably worth while. I'm just not sure
whether people will ever want to do so in an official Ubuntu kernel.
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