Messages in this thread | | | Date | Thu, 25 Nov 2021 01:55:26 +0100 | From | Frederic Weisbecker <> | Subject | Re: [PATCH 5/6] rcu/nocb: Allow empty "rcu_nocbs" kernel parameter |
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On Wed, Nov 24, 2021 at 04:47:20PM -0800, Paul E. McKenney wrote: > On Tue, Nov 23, 2021 at 01:37:07AM +0100, Frederic Weisbecker wrote: > > If a user wants to boot without any CPU in offloaded mode initially but > > with the possibility to offload them later using cpusets, provide a way > > to simply pass an empty "rcu_nocbs" kernel parameter which will enforce > > the creation of dormant nocb kthreads. > > Huh. This would have been a use for Yury Norov's "none" bitmask > specifier. ;-)
This must be the last missing piece before we can finally support NR_CPUS=0 ;)
> > I pulled this one in with the usual wordsmithing.
Thanks!
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