From: "Paul E. McKenney" <paulmck@kernel.org>
To: Andrea Parri <parri.andrea@gmail.com>
Cc: linux-kernel@vger.kernel.org, "E."@paulmck-thinkpad-p17-gen-1,
Alan Stern <stern@rowland.harvard.edu>,
Will Deacon <will@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Boqun Feng <boqun.feng@gmail.com>,
Nicholas Piggin <npiggin@gmail.com>,
David Howells <dhowells@redhat.com>,
Jade Alglave <j.alglave@ucl.ac.uk>,
Luc Maranget <luc.maranget@inria.fr>,
Paul@paulmck-thinkpad-p17-gen-1,
Akira Yokosawa <akiyks@gmail.com>,
Daniel Lustig <dlustig@nvidia.com>,
Joel Fernandes <joel@joelfernandes.org>,
Mark Rutland <mark.rutland@arm.com>,
Jonathan Corbet <corbet@lwn.net>,
linux-arch@vger.kernel.org, linux-doc@vger.kernel.org,
Anna-Maria Behnsen <anna-maria@linutronix.de>
Subject: Re: [PATCH doc] Emphasize that failed atomic operations give no ordering
Date: Tue, 30 Jan 2024 08:33:21 -0800 [thread overview]
Message-ID: <db3d2a7e-a459-46e1-9c79-2b4e1d503ce5@paulmck-laptop> (raw)
In-Reply-To: <ZbkdqYFlFOdcZ63m@andrea>
On Tue, Jan 30, 2024 at 05:02:49PM +0100, Andrea Parri wrote:
> On Tue, Jan 30, 2024 at 06:53:38AM -0800, Paul E. McKenney wrote:
> > The ORDERING section of Documentation/atomic_t.txt can easily be read as
> > saying that conditional atomic RMW operations that fail are ordered when
> > those operations have the _acquire() or _release() prefixes. This is
>
> s/prefixes/suffixes
Good catch, fixed.
> > not the case, therefore update this section to make it clear that failed
> > conditional atomic RMW operations provide no ordering.
> >
> > Reported-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
> > Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
>
> You may want to add a "subsystem" to the subject line, git-log suggests
> "Documentation/atomic_t". Anyway,
Good point, done.
> Acked-by: Andrea Parri <parri.andrea@gmail.com>
Thank you!
Thanx, Paul
next prev parent reply other threads:[~2024-01-30 16:33 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-30 14:53 Paul E. McKenney
2024-01-30 16:02 ` Andrea Parri
2024-01-30 16:33 ` Paul E. McKenney [this message]
2024-01-30 17:12 ` Mark Rutland
2024-01-30 17:58 ` Paul E. McKenney
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