Re: Please backport de53fd7aedb1 : sched/fair: Fix low cpu usage with high throttling by removing expiration of cpu-local slices

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On Fri, Oct 18, 2019 at 3:53 PM Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> On Fri, Oct 18, 2019 at 03:23:02PM -0500, Dave Chiluk wrote:
> > @Ben @Ingo @Peter
> > Can you please please ack this backport request?
> >
> > Thank you,
> > Dave Chiluk
> >
> > On Thu, Oct 3, 2019 at 1:51 AM Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> > >
> > > On Thu, Oct 03, 2019 at 12:15:02AM -0500, Dave Chiluk wrote:
> > > > @Greg KH, Qian Cai's compiler warning fix has now been integrated into
> > > > Linus' tree as commit: 763a9ec06c409
> > > >
> > > > Both de53fd7aedb1 and 763a9ec06c40 are now apart of v5.4-rc1.  Can you
> > > > please queue up these fixes for backport to all stable kernels.
> > >
> > > I need an ack from the scheduler maintainers that this is ok to do so...
>
> Sure I suppose, but what makes this commit special? Don't you normally
> take just about anything?

I think this is more a matter of me being a relatively unknown in the
scheduler space, and Greg is just being responsible as this looks like
a pretty scary fix.

In reality, I probably should have just added "Cc:
stable@xxxxxxxxxxxxxxx" to the sign-off area of the initial commit and
this conversation wouldn't have been necessary.



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