Re: [BUG] [ tip/sched/core ] System unresponsive after booting

From: Peter Zijlstra
Date: Thu Jan 16 2014 - 10:48:13 EST


On Thu, Jan 16, 2014 at 04:28:05PM +0100, Daniel Lezcano wrote:
> On 01/16/2014 03:25 PM, Peter Zijlstra wrote:
> >On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote:
> >>Already tested. The last commits do not change the issue described above.
> >
> >Bummer, ok, what version of Ubuntu/rsyslogd are you using? I have a
> >laptop around that should have some recent ubuntu on it, let me go find
> >it.
> >
>
> Removing the lines below fix the issue.
>
> These changes were introduced by the commit
> d50dde5a10f305253cbc3855307f608f8a3c5f73.
>
> I don't get the connection between what is supposed to do the patch as
> described in the commit log and these four lines added.

The interface adds:

sched_attr::sched_nice

And extends __sched_setscheduler() to also set nice values as provided
by the sched_attr, therefore we must check to see if we've got
permission to change the nice value.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/