On Sun, Aug 18, 2013 at 05:29:10PM -0700, Paul E. McKenney wrote:
> I would guess that once we have a few more subsystems that want
> RCU to temporarily expedite its grace periods, we will have enough
> information and experience to do something a bit more general. In the
> meantime, I am opting fo
On Sun, Aug 18, 2013 at 11:34:44AM +0200, Borislav Petkov wrote:
> On Sat, Aug 17, 2013 at 08:17:17PM -0700, Josh Triplett wrote:
> > On Sat, Aug 17, 2013 at 06:37:46PM -0700, Paul E. McKenney wrote:
> > > From: Borislav Petkov
> > >
> > > CONFIG_RCU_FAST_NO_HZ can increase grace-period durations
On Sat, Aug 17, 2013 at 08:17:17PM -0700, Josh Triplett wrote:
> On Sat, Aug 17, 2013 at 06:37:46PM -0700, Paul E. McKenney wrote:
> > From: Borislav Petkov
> >
> > CONFIG_RCU_FAST_NO_HZ can increase grace-period durations by up to
> > a factor of four, which can result in long suspend and resume
On Sat, Aug 17, 2013 at 06:37:46PM -0700, Paul E. McKenney wrote:
> From: Borislav Petkov
>
> CONFIG_RCU_FAST_NO_HZ can increase grace-period durations by up to
> a factor of four, which can result in long suspend and resume times.
> Thus, this commit temporarily switches to expedited grace perio
From: Borislav Petkov
CONFIG_RCU_FAST_NO_HZ can increase grace-period durations by up to
a factor of four, which can result in long suspend and resume times.
Thus, this commit temporarily switches to expedited grace periods when
suspending the box and return to normal settings when resuming.
[ p
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