Re: [PATCH 13/41] percpu: Add raw_cpu_ops

From: Ingo Molnar
Date: Tue Dec 10 2013 - 10:56:00 EST



* Tejun Heo <tj@xxxxxxxxxx> wrote:

> On Tue, Dec 10, 2013 at 04:45:06PM +0100, Ingo Molnar wrote:
> >
> > * Tejun Heo <tj@xxxxxxxxxx> wrote:
> >
> > > On Tue, Dec 03, 2013 at 05:32:45PM -0600, Christoph Lameter wrote:
> > > > The patches following this one will add preemption checks to __this_cpu
> > > > ops so we need to have an alternative way to use this_cpu operations
> > > > without preemption checks.
> > > >
> > > > raw_cpu_ops will be the basis for all other ops since these will be the
> > > > operations that do not implement any checks.
> > > >
> > > > Primitive operations are renamed by this patch from __this_cpu_xxx to
> > > > raw_cpu_xxxx.
> > > >
> > > > Signed-off-by: Christoph Lameter <cl@xxxxxxxxx>
> > >
> > > Applied to percpu/for-3.14.
> >
> > Please also pick up the related debugging bits:
> >
> > [PATCH 18/41] percpu: Add preemption checks to __this_cpu ops
> >
> > as we don't want to expand percpu ops without doing proper debugging.
>
> Yeah, trying to figure out which should go through which tree.
> Christoph, should I also pickup 14? Or can that go through x86?

Well, it appears to have dependencies so I doubt it can be kept
separate. In any case, provided all debugging is properly productized:

Acked-by: Ingo Molnar <mingo@xxxxxxxxxx>

Thanks,

Ingo
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