Le Tue, Apr 09, 2024 at 12:53:03PM -0700, Paul E. McKenney a écrit :
> On Thu, Apr 04, 2024 at 03:38:40PM +0200, Frederic Weisbecker wrote:
> > Le Wed, Mar 27, 2024 at 12:29:02PM +0100, Valentin Schneider a écrit :
> > > The symbols relating to the CT_STATE part of context_tracking.state are 
> > > now
> > > all prefixed with CT_STATE.
> > > 
> > > The RCU dynticks counter part of that atomic variable still involves
> > > symbols with different prefixes, align them all to be prefixed with
> > > CT_DYNTICKS, as CT_DYNTICKS_MASK already is.
> > > 
> > > Signed-off-by: Valentin Schneider <[email protected]>
> > 
> > It used to be that RCU extended quiescent state and dynticks enter/exit
> > were coupled. But this isn't the case anymore. Nowadays RCU stops watching
> > some time later after dynticks is entered.
> 
> I knew that consolidation of atomic operations was too good to last...
> 
> > I wonder if we shouldn't take advantage of that cleanup for a meaning that
> > really reflect that RCU stops watching from there.
> > 
> > Paul what do you think? CT_EQS_IDX ? CT_RCUEQS_IDX? CT_RCUOFF_IDX? ...?
> 
> "After what you just did?  You can just RCU off!!!"
> 
> Sorry, couldn't resist...
> 
> I am having a hard time getting too excited about the name.  I could
> suggest CT_RCU_WATCHING_IDX, but that isn't exactly the shortest
> possible name.

I really like CT_RCU_WATCHING. It says everything. The _IDX isn't even
needed after all. What do you think?

Thanks.

>                                                       Thanx, Paul

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