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From: "Paul E. McKenney" <paulmck@linux.ibm.com>
To: Will Deacon <will.deacon@arm.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org,
	mingo@kernel.org, stern@rowland.harvard.edu,
	parri.andrea@gmail.com, peterz@infradead.org,
	boqun.feng@gmail.com, npiggin@gmail.com, dhowells@redhat.com,
	j.alglave@ucl.ac.uk, luc.maranget@inria.fr, akiyks@gmail.com,
	Andrea Parri <andrea.parri@amarulasolutions.com>,
	Daniel Lustig <dlustig@nvidia.com>,
	Jonathan Corbet <corbet@lwn.net>
Subject: Re: [PATCH RFC LKMM 2/7] doc: Replace smp_cond_acquire() with smp_cond_load_acquire()
Date: Fri, 14 Sep 2018 11:20:09 -0700	[thread overview]
Message-ID: <20180914182009.GB652@linux.ibm.com> (raw)
In-Reply-To: <20180914165907.GK6236@arm.com>

On Fri, Sep 14, 2018 at 05:59:07PM +0100, Will Deacon wrote:
> On Wed, Aug 29, 2018 at 02:10:48PM -0700, Paul E. McKenney wrote:
> > From: Andrea Parri <andrea.parri@amarulasolutions.com>
> > 
> > Amend commit 1f03e8d2919270 ("locking/barriers: Replace smp_cond_acquire()
> > with smp_cond_load_acquire()") by updating the documentation accordingly.
> > Also remove some obsolete information related to the implementation.
> > 
> > Signed-off-by: Andrea Parri <andrea.parri@amarulasolutions.com>
> > Cc: Alan Stern <stern@rowland.harvard.edu>
> > Cc: Will Deacon <will.deacon@arm.com>
> > Cc: Peter Zijlstra <peterz@infradead.org>
> > Cc: Boqun Feng <boqun.feng@gmail.com>
> > Cc: Nicholas Piggin <npiggin@gmail.com>
> > Cc: David Howells <dhowells@redhat.com>
> > Cc: Jade Alglave <j.alglave@ucl.ac.uk>
> > Cc: Luc Maranget <luc.maranget@inria.fr>
> > Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
> > Cc: Akira Yokosawa <akiyks@gmail.com>
> > Cc: Daniel Lustig <dlustig@nvidia.com>
> > Cc: Jonathan Corbet <corbet@lwn.net>
> > Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> > ---
> >  Documentation/memory-barriers.txt | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> > 
> > diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt
> > index 0d8d7ef131e9..c1d913944ad8 100644
> > --- a/Documentation/memory-barriers.txt
> > +++ b/Documentation/memory-barriers.txt
> > @@ -471,8 +471,7 @@ And a couple of implicit varieties:
> >       operations after the ACQUIRE operation will appear to happen after the
> >       ACQUIRE operation with respect to the other components of the system.
> >       ACQUIRE operations include LOCK operations and both smp_load_acquire()
> > -     and smp_cond_acquire() operations. The later builds the necessary ACQUIRE
> > -     semantics from relying on a control dependency and smp_rmb().
> > +     and smp_cond_load_acquire() operations.
> 
> Thanks for fixing the doc:
> 
> Acked-by: Will Deacon <will.deacon@arm.com>

Applied, thank you Will!

							Thanx, Paul

  parent reply	other threads:[~2018-09-14 18:20 UTC|newest]

Thread overview: 112+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-08-29 21:10 [PATCH RFC memory-model 0/7] Memory-model changes Paul E. McKenney
2018-08-29 21:10 ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 1/7] tools/memory-model: Add extra ordering for locks and remove it for ordinary release/acquire Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-30 12:50   ` Andrea Parri
2018-08-30 12:50     ` Andrea Parri
2018-08-30 21:31     ` Alan Stern
2018-08-30 21:31       ` Alan Stern
2018-08-31  9:17       ` Andrea Parri
2018-08-31  9:17         ` Andrea Parri
2018-08-31 14:52         ` Alan Stern
2018-08-31 14:52           ` Alan Stern
2018-08-31 16:06           ` Will Deacon
2018-08-31 16:06             ` Will Deacon
2018-08-31 18:28             ` Andrea Parri
2018-08-31 18:28               ` Andrea Parri
2018-09-03  9:01               ` Andrea Parri
2018-09-03  9:01                 ` Andrea Parri
2018-09-03 17:04                 ` Will Deacon
2018-09-03 17:04                   ` Will Deacon
2018-09-04  8:11                   ` Andrea Parri
2018-09-04  8:11                     ` Andrea Parri
2018-09-04 19:09                     ` Alan Stern
2018-09-04 19:09                       ` Alan Stern
2018-09-05  7:21                       ` Andrea Parri
2018-09-05  7:21                         ` Andrea Parri
2018-09-05 14:33                         ` Akira Yokosawa
2018-09-05 14:33                           ` Akira Yokosawa
2018-09-05 14:53                           ` Paul E. McKenney
2018-09-05 14:53                             ` Paul E. McKenney
2018-09-05 15:00                           ` Andrea Parri
2018-09-05 15:00                             ` Andrea Parri
2018-09-05 15:04                             ` Akira Yokosawa
2018-09-05 15:04                               ` Akira Yokosawa
2018-09-05 15:24                               ` Andrea Parri
2018-09-05 15:24                                 ` Andrea Parri
2018-09-03 17:52                 ` Alan Stern
2018-09-03 17:52                   ` Alan Stern
2018-09-03 18:28                   ` Andrea Parri
2018-09-03 18:28                     ` Andrea Parri
2018-09-06  1:25                 ` Alan Stern
2018-09-06  1:25                   ` Alan Stern
2018-09-06  9:36                   ` Andrea Parri
2018-09-06  9:36                     ` Andrea Parri
2018-09-07 16:00                     ` Alan Stern
2018-09-07 16:00                       ` Alan Stern
2018-09-07 16:09                       ` Will Deacon
2018-09-07 16:09                         ` Will Deacon
2018-09-07 16:39                         ` Daniel Lustig
2018-09-07 16:39                           ` Daniel Lustig
2018-09-07 17:38                           ` Alan Stern
2018-09-07 17:38                             ` Alan Stern
2018-09-08  0:04                             ` Daniel Lustig
2018-09-08  0:04                               ` Daniel Lustig
2018-09-08  9:58                             ` Andrea Parri
2018-09-08  9:58                               ` Andrea Parri
2018-09-11 19:31                               ` Alan Stern
2018-09-11 19:31                                 ` Alan Stern
2018-09-11 20:03                                 ` Paul E. McKenney
2018-09-11 20:03                                   ` Paul E. McKenney
2018-09-12 14:24                                   ` Alan Stern
2018-09-12 14:24                                     ` Alan Stern
2018-09-13 17:07                                   ` Alan Stern
2018-09-13 17:07                                     ` Alan Stern
2018-09-14 14:37                                     ` Andrea Parri
2018-09-14 14:37                                       ` Andrea Parri
2018-09-14 16:29                                       ` Alan Stern
2018-09-14 16:29                                         ` Alan Stern
2018-09-14 19:44                                         ` Andrea Parri
2018-09-14 19:44                                           ` Andrea Parri
2018-09-14 21:08                                       ` [PATCH v5] " Alan Stern
2018-09-14 21:08                                         ` Alan Stern
2018-09-15  3:56                                         ` Paul E. McKenney
2018-09-15  3:56                                           ` Paul E. McKenney
2018-09-03 17:05               ` [PATCH RFC LKMM 1/7] " Will Deacon
2018-09-03 17:05                 ` Will Deacon
2018-08-31 17:55           ` Andrea Parri
2018-08-31 17:55             ` Andrea Parri
2018-08-29 21:10 ` [PATCH RFC LKMM 2/7] doc: Replace smp_cond_acquire() with smp_cond_load_acquire() Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-09-14 16:59   ` Will Deacon
2018-09-14 16:59     ` Will Deacon
2018-09-14 18:20     ` Paul E. McKenney [this message]
2018-09-14 18:20       ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 3/7] EXP tools/memory-model: Add more LKMM limitations Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-30  9:17   ` Andrea Parri
2018-08-30  9:17     ` Andrea Parri
2018-08-30 22:18     ` Paul E. McKenney
2018-08-30 22:18       ` Paul E. McKenney
2018-08-31  9:43       ` Andrea Parri
2018-08-31  9:43         ` Andrea Parri
2018-09-06 18:34         ` Paul E. McKenney
2018-09-06 18:34           ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 4/7] tools/memory-model: Fix a README typo Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 5/7] EXP tools/memory-model: Add scripts to check github litmus tests Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 6/7] EXP tools/memory-model: Make scripts take "-j" abbreviation for "--jobs" Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-29 21:10 ` [PATCH RFC LKMM 7/7] EXP tools/memory-model: Add .cfg and .cat files for s390 Paul E. McKenney
2018-08-29 21:10   ` Paul E. McKenney
2018-08-31 16:06   ` Will Deacon
2018-08-31 16:06     ` Will Deacon
2018-09-01 17:08     ` Paul E. McKenney
2018-09-01 17:08       ` Paul E. McKenney
2018-09-14 16:36 ` [PATCH RFC memory-model 0/7] Memory-model changes Paul E. McKenney
2018-09-14 16:36   ` Paul E. McKenney
2018-09-14 17:19   ` Alan Stern
2018-09-14 17:19     ` Alan Stern
2018-09-14 18:29     ` Paul E. McKenney
2018-09-14 18:29       ` Paul E. McKenney

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