From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Paul E. McKenney" Subject: Re: [PATCH v6 tip/core/locking 3/8] Documentation/memory-barriers.txt: Prohibit speculative writes Date: Thu, 12 Dec 2013 07:08:44 -0800 Message-ID: <20131212150844.GZ4208@linux.vnet.ibm.com> References: <20131211215850.GA810@linux.vnet.ibm.com> <1386799151-2219-1-git-send-email-paulmck@linux.vnet.ibm.com> <1386799151-2219-3-git-send-email-paulmck@linux.vnet.ibm.com> <20131212131710.GE5806@gmail.com> Reply-To: paulmck@linux.vnet.ibm.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from e35.co.us.ibm.com ([32.97.110.153]:36873 "EHLO e35.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751808Ab3LLPIw (ORCPT ); Thu, 12 Dec 2013 10:08:52 -0500 Received: from /spool/local by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 12 Dec 2013 08:08:52 -0700 Content-Disposition: inline In-Reply-To: <20131212131710.GE5806@gmail.com> Sender: linux-arch-owner@vger.kernel.org List-ID: To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, laijs@cn.fujitsu.com, dipankar@in.ibm.com, akpm@linux-foundation.org, mathieu.desnoyers@efficios.com, josh@joshtriplett.org, niv@us.ibm.com, tglx@linutronix.de, peterz@infradead.org, rostedt@goodmis.org, dhowells@redhat.com, edumazet@google.com, darren@dvhart.com, fweisbec@gmail.com, oleg@redhat.com, sbw@mit.edu, Linux-Arch On Thu, Dec 12, 2013 at 02:17:10PM +0100, Ingo Molnar wrote: > > * Paul E. McKenney wrote: > > > From: "Paul E. McKenney" > > > > No SMP architecture currently supporting Linux allows speculative writes, > > so this commit updates Documentation/memory-barriers.txt to prohibit > > them in Linux core code. It also records restrictions on their use. > > > > Signed-off-by: Peter Zijlstra > > Signed-off-by: Paul E. McKenney > > The signoff sequence looks weird here. If this came from Peter > originally, did you mean: > > From: Peter Zijlstra > > instead of "From: Paul ..." ? Indeed I did! I will fix. Thanx, Paul