Messages in this thread | | | Date | Sun, 15 Jan 2017 10:40:58 +0100 | From | Ingo Molnar <> | Subject | Re: [PATCH tip/core/rcu 2/3] srcu: Force full grace-period ordering |
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* Paul E. McKenney <paulmck@linux.vnet.ibm.com> wrote:
> > [sounds of rummaging around in the Git tree] > > > > I found this commit of yours from ancient history (more than a year ago!): > > > > commit 12d560f4ea87030667438a169912380be00cea4b > > Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> > > Date: Tue Jul 14 18:35:23 2015 -0700 > > > > rcu,locking: Privatize smp_mb__after_unlock_lock() > > > > RCU is the only thing that uses smp_mb__after_unlock_lock(), and is > > likely the only thing that ever will use it, so this commit makes this > > macro private to RCU. > > > > Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> > > Cc: Will Deacon <will.deacon@arm.com> > > Cc: Peter Zijlstra <peterz@infradead.org> > > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> > > Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org> > > > > So I concur and I'm fine with your patch - or with the status quo code as well. > > I already have the patch queued, so how about I keep it if I get an ack > from the powerpc guys and drop it otherwise?
Yeah, sounds good! Your patch made me look up 'RelAcq' so it has documentation value as well ;-)
Thanks,
Ingo
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