Messages in this thread | | | Date | Thu, 29 Aug 2019 09:09:46 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [RFC v1 2/2] rcu/tree: Remove dynticks_nmi_nesting counter |
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On Thu, Aug 29, 2019 at 10:43:55AM -0400, Joel Fernandes wrote:
[ . . . ]
> Paul, do we also nuke rcu_eqs_special_set()? Currently I don't see anyone > using it. And also remove the bottom most bit of dynticks? > > Also what happens if a TLB flush broadcast is needed? Do we IPI nohz or idle > CPUs are the moment? > > All of this was introduced in: > b8c17e6664c4 ("rcu: Maintain special bits at bottom of ->dynticks counter")
Adding Andy Lutomirski on CC.
Andy, is this going to be used in the near term, or should we just get rid of it?
Thanx, Paul
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