From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964956AbeBMNpj (ORCPT ); Tue, 13 Feb 2018 08:45:39 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:38950 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964792AbeBMNpi (ORCPT ); Tue, 13 Feb 2018 08:45:38 -0500 Date: Tue, 13 Feb 2018 14:45:33 +0100 From: Peter Zijlstra To: Will Deacon Cc: linux-kernel@vger.kernel.org, mingo@redhat.com Subject: Re: [PATCH 0/2] A couple of qspinlock fixes Message-ID: <20180213134533.GK25201@hirez.programming.kicks-ass.net> References: <1518528177-19169-1-git-send-email-will.deacon@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1518528177-19169-1-git-send-email-will.deacon@arm.com> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 13, 2018 at 01:22:55PM +0000, Will Deacon wrote: > Hi all, > > Here are a couple of fixes for qspinlock issues I've found by code > inspection whilst investigating the possibility of enabling this for > arm64. The first patch fixes a problem with unusual hardware re-ordering > whilst the second fixes a problem with unusual compiler re-ordering. Thanks Will! Acked-by: Peter Zijlstra (Intel)