On Wed, Dec 27, 2017 at 09:58:08PM +0100, Thomas Gleixner wrote:
> On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> > Bah, no. We need to move that into the nohz logic somehow to prevent that
> > repetitive expiry yesterday reprogramming. Lemme think about it some more.
>
> The patch below should be
On Wed, Dec 27, 2017 at 09:58:08PM +0100, Thomas Gleixner wrote:
> On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> > Bah, no. We need to move that into the nohz logic somehow to prevent that
> > repetitive expiry yesterday reprogramming. Lemme think about it some more.
>
> The patch below should be
On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> Bah, no. We need to move that into the nohz logic somehow to prevent that
> repetitive expiry yesterday reprogramming. Lemme think about it some more.
The patch below should be the proper cure.
Thanks,
tglx
8<---
Subject:
On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> Bah, no. We need to move that into the nohz logic somehow to prevent that
> repetitive expiry yesterday reprogramming. Lemme think about it some more.
The patch below should be the proper cure.
Thanks,
tglx
8<---
Subject:
On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> On Tue, 26 Dec 2017, Frederic Weisbecker wrote:
>
> > On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> > > The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
> > >
> > > if ((idle_cpu(cpu) && !need_resched()) ||
On Wed, 27 Dec 2017, Thomas Gleixner wrote:
> On Tue, 26 Dec 2017, Frederic Weisbecker wrote:
>
> > On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> > > The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
> > >
> > > if ((idle_cpu(cpu) && !need_resched()) ||
On Tue, 26 Dec 2017, Frederic Weisbecker wrote:
> On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> > The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
> >
> > if ((idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu))
> >
> > This is too permissive in
On Tue, 26 Dec 2017, Frederic Weisbecker wrote:
> On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> > The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
> >
> > if ((idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu))
> >
> > This is too permissive in
On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
>
> if ((idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu))
>
> This is too permissive in various aspects:
>
> 1) If need_resched() is set, then the
On Fri, Dec 22, 2017 at 03:51:13PM +0100, Thomas Gleixner wrote:
> The conditions in irq_exit() to invoke tick_nohz_irq_exit() are:
>
> if ((idle_cpu(cpu) && !need_resched()) || tick_nohz_full_cpu(cpu))
>
> This is too permissive in various aspects:
>
> 1) If need_resched() is set, then the
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