Re: [PATCH 12/13] rcu/nocb: Prepare for finegrained deferred wakeup

2021-03-16 Thread Paul E. McKenney
On Tue, Mar 16, 2021 at 12:45:26PM +0100, Frederic Weisbecker wrote: > On Mon, Mar 15, 2021 at 08:02:39PM -0700, Paul E. McKenney wrote: > > On Tue, Feb 23, 2021 at 01:10:10AM +0100, Frederic Weisbecker wrote: > > > Provide a way to tune the deferred wakeup level we want to perform from > > > a saf

Re: [PATCH 12/13] rcu/nocb: Prepare for finegrained deferred wakeup

2021-03-16 Thread Frederic Weisbecker
On Mon, Mar 15, 2021 at 08:02:39PM -0700, Paul E. McKenney wrote: > On Tue, Feb 23, 2021 at 01:10:10AM +0100, Frederic Weisbecker wrote: > > Provide a way to tune the deferred wakeup level we want to perform from > > a safe wakeup point. Currently those sites are: > > > > * nocb_timer > > * user/i

Re: [PATCH 12/13] rcu/nocb: Prepare for finegrained deferred wakeup

2021-03-15 Thread Paul E. McKenney
On Tue, Feb 23, 2021 at 01:10:10AM +0100, Frederic Weisbecker wrote: > Provide a way to tune the deferred wakeup level we want to perform from > a safe wakeup point. Currently those sites are: > > * nocb_timer > * user/idle/guest entry > * CPU down > * softirq/rcuc > > All of these sites perform