Re: [patch] sched/autogroup: Fix 64bit kernel nice adjustment

From: Mike Galbraith
Date: Wed Nov 23 2016 - 09:12:55 EST


On Wed, 2016-11-23 at 14:47 +0100, Michael Kerrisk (man-pages) wrote:
> Hello Mike,
>
> On 11/23/2016 11:33 AM, Mike Galbraith wrote:
> > On Tue, 2016-11-22 at 16:59 +0100, Michael Kerrisk (man-pages)
> > wrote:
> >
> > > ┌─────────────────────────────────────────────────────┐
> > > │FIXME │
> > > ├─────────────────────────────────────────────────────┤
> > > │Regarding the previous paragraph... My tests indi‐ │
> > > │cate that writing *any* value to the autogroup file │
> > > │causes the task group to get a lower priority. This │
> >
> > Because autogroup didn't call the then meaningless scale_load()...
>
> So, does that mean that this buglet kicked in starting (only) in
> Linux 4.7 with commit 2159197d66770ec01f75c93fb11dc66df81fd45b?

Yeah, that gave it teeth.

-Mike