From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C1380C4360F for ; Fri, 5 Apr 2019 11:21:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7897521850 for ; Fri, 5 Apr 2019 11:21:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="CcWlS6Al" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731010AbfDELVd (ORCPT ); Fri, 5 Apr 2019 07:21:33 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:50496 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730642AbfDELVd (ORCPT ); Fri, 5 Apr 2019 07:21:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=q1yERBIvluy/qY+kZZLvmWeucgi3YUml4bxIcX5keJI=; b=CcWlS6AlRc8DZCM8QgYCPEdoT W3CXHlB2MryKy3VNalwBu+YOne628249PXmJvEp71feo+9ujHzTfFxq0oUQnMzibhvyG0+Ix7Uj38 4rHwgOLQoi/Q0kLRdNpKr+PPGm/mv/+XYIpbzWv0fgJ2BTu5BVux4dyE6ZubLpqsO2XvRMQur89up 5oceoICv62PhttMvpG/L8UOihZyVNGPPGcb7MemhWoQeO89ZVgiVlnYmvd47uePsxwZ9ZaPLMIcVP vuS6Nd4KUfnCyQdRAZWjX+YSwVZKonOcfXgyxc7YN6Vf8KyYLtAcKdWbJxXZrzzNySoyDTw1AobMv 6AqAAcQ5g==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hCMuR-00013G-1v; Fri, 05 Apr 2019 11:21:23 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 6444429AA72B7; Fri, 5 Apr 2019 13:21:21 +0200 (CEST) Date: Fri, 5 Apr 2019 13:21:21 +0200 From: Peter Zijlstra To: Waiman Long Cc: Ingo Molnar , Will Deacon , Thomas Gleixner , linux-kernel@vger.kernel.org, x86@kernel.org, Arnd Bergmann , Borislav Petkov , "H. Peter Anvin" , Davidlohr Bueso , Linus Torvalds , Andrew Morton , Tim Chen Subject: Re: [PATCH-tip v4 00/11] locking/rwsem: Rwsem rearchitecture part 1 Message-ID: <20190405112121.GE4038@hirez.programming.kicks-ass.net> References: <20190404174320.22416-1-longman@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190404174320.22416-1-longman@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 04, 2019 at 01:43:09PM -0400, Waiman Long wrote: > Waiman Long (11): > locking/rwsem: Relocate rwsem_down_read_failed() > locking/rwsem: Move owner setting code from rwsem.c to rwsem.h > locking/rwsem: Move rwsem internal function declarations to > rwsem-xadd.h > locking/rwsem: Micro-optimize rwsem_try_read_lock_unqueued() > locking/rwsem: Add debug check for __down_read*() > locking/rwsem: Enhance DEBUG_RWSEMS_WARN_ON() macro > locking/qspinlock_stat: Introduce a generic lockevent counting APIs > locking/lock_events: Make lock_events available for all archs & other > locks > locking/lock_events: Don't show pvqspinlock events on bare metal > locking/rwsem: Enable lock event counting > locking/rwsem: Optimize rwsem structure for uncontended lock > acquisition Thanks!