From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752551AbeEOG3w (ORCPT ); Tue, 15 May 2018 02:29:52 -0400 Received: from terminus.zytor.com ([198.137.202.136]:36653 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752219AbeEOG3u (ORCPT ); Tue, 15 May 2018 02:29:50 -0400 Date: Mon, 14 May 2018 23:29:14 -0700 From: "tip-bot for Paul E. McKenney" Message-ID: Cc: tglx@linutronix.de, mingo@kernel.org, stern@rowland.harvard.edu, linux-kernel@vger.kernel.org, will.deacon@arm.com, akpm@linux-foundation.org, paulmck@linux.vnet.ibm.com, torvalds@linux-foundation.org, pbonzini@redhat.com, hpa@zytor.com, peterz@infradead.org Reply-To: tglx@linutronix.de, akpm@linux-foundation.org, paulmck@linux.vnet.ibm.com, will.deacon@arm.com, stern@rowland.harvard.edu, linux-kernel@vger.kernel.org, mingo@kernel.org, torvalds@linux-foundation.org, pbonzini@redhat.com, peterz@infradead.org, hpa@zytor.com In-Reply-To: <1526340837-12222-5-git-send-email-paulmck@linux.vnet.ibm.com> References: <1526340837-12222-5-git-send-email-paulmck@linux.vnet.ibm.com> To: linux-tip-commits@vger.kernel.org Subject: [tip:locking/core] tools/memory-order: Improve key for SELF and SV Git-Commit-ID: 35bb6ee6790600d29c598ebbf262359341f34e38 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 35bb6ee6790600d29c598ebbf262359341f34e38 Gitweb: https://git.kernel.org/tip/35bb6ee6790600d29c598ebbf262359341f34e38 Author: Paul E. McKenney AuthorDate: Mon, 14 May 2018 16:33:43 -0700 Committer: Ingo Molnar CommitDate: Tue, 15 May 2018 08:11:16 +0200 tools/memory-order: Improve key for SELF and SV The key for "SELF" was missing completely and the key for "SV" was a bit obtuse. This commit therefore adds a key for "SELF" and improves the one for "SV". Reported-by: Paolo Bonzini Signed-off-by: Paul E. McKenney Acked-by: Alan Stern Cc: Andrew Morton Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: Will Deacon Cc: akiyks@gmail.com Cc: boqun.feng@gmail.com Cc: dhowells@redhat.com Cc: j.alglave@ucl.ac.uk Cc: linux-arch@vger.kernel.org Cc: luc.maranget@inria.fr Cc: npiggin@gmail.com Cc: parri.andrea@gmail.com Link: http://lkml.kernel.org/r/1526340837-12222-5-git-send-email-paulmck@linux.vnet.ibm.com Signed-off-by: Ingo Molnar --- tools/memory-model/Documentation/cheatsheet.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/tools/memory-model/Documentation/cheatsheet.txt b/tools/memory-model/Documentation/cheatsheet.txt index c0eafdaddfa4..46fe79afc737 100644 --- a/tools/memory-model/Documentation/cheatsheet.txt +++ b/tools/memory-model/Documentation/cheatsheet.txt @@ -26,4 +26,5 @@ Key: C: Ordering is cumulative DR: Dependent read (address dependency) DW: Dependent write (address, data, or control dependency) RMW: Atomic read-modify-write operation - SV Same-variable access + SELF: Orders self, as opposed to accesses before and/or after + SV: Orders later accesses to the same variable