Re: [PATCH 2/2] tools/memory-model: Add write ordering by release-acquire and by locks

From: Paul E. McKenney
Date: Thu Jul 05 2018 - 11:29:53 EST


On Thu, Jul 05, 2018 at 10:23:01AM -0400, Alan Stern wrote:
> On Wed, 4 Jul 2018, Will Deacon wrote:
>
> > On Wed, Jul 04, 2018 at 04:28:52AM -0700, Paul E. McKenney wrote:
> > > On Tue, Jul 03, 2018 at 01:28:17PM -0400, Alan Stern wrote:
> > > > PS: Paul, is the patch which introduced rel-rf-acq-po currently present
> > > > in any of your branches? I couldn't find it.
> > >
> > > It is not, I will add it back in. I misinterpreted your "drop this
> > > patch" on 2/2 as "drop both patches". Please accept my apologies!
> > >
> > > Just to double-check, the patch below should be added, correct?
> >
> > Hang on, I'm not sure this patch is quite right either. We need to reach
> > agreement on whether or not we want to support native RCpc acquire/release
> > instructions before we work out what to do with this relation.
>
> Agreed. Paul, please leave both patches reverted. I will send
> replacements.

Looking forward to seeing them!

Thanx, Paul