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 61917C282D7 for ; Wed, 30 Jan 2019 14:07:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3328B218AC for ; Wed, 30 Jan 2019 14:07:27 +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="VXYKhba0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730673AbfA3OHZ (ORCPT ); Wed, 30 Jan 2019 09:07:25 -0500 Received: from merlin.infradead.org ([205.233.59.134]:49356 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725768AbfA3OHZ (ORCPT ); Wed, 30 Jan 2019 09:07:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.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=mFtZD8FsU9SByejnKSVGuz8wbKXwfjkZMYtckQtLX1w=; b=VXYKhba0YUBBmaTsFL/Q9f08z sFszIv1CO+KAYIGv4IUoadYL58PDGbco+Jr183YOwIpcijh/BdCWLHXEBFjiO87uFlazBO4ZpvRG3 qSc7GLn2DiNMtohEOiPZY23oBs8gWzH9DgewWzDJ6wS5XaWRPhx5nMs4CKNScgt6whoM7LCuKoHtE ETPVDTepvfzzlILlTLXBeJsl54nBChBYY/EKnYalpNxXqPfHCUv5el8MlZCYNOP0SdmAjJmodQXtK bnUjJxKFFkwrPkX5yZ3u30ijOsVeulsrNfUpjOL+E3IeM3HwGRBf3HxCxppbgQ83+96IVkxNNUcOf jly2agp5g==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1goqWE-000262-BP; Wed, 30 Jan 2019 14:07:12 +0000 Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id C1FFD2072FAD4; Wed, 30 Jan 2019 15:07:07 +0100 (CET) Date: Wed, 30 Jan 2019 15:07:07 +0100 From: Peter Zijlstra To: Waiman Long Cc: Ingo Molnar , Will Deacon , Thomas Gleixner , Borislav Petkov , "H. Peter Anvin" , linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, x86@kernel.org, Zhenzhong Duan , James Morse , SRINIVAS Subject: Re: [PATCH v3 0/4] locking/qspinlock: Handle > 4 nesting levels Message-ID: <20190130140707.GC2296@hirez.programming.kicks-ass.net> References: <1548798828-16156-1-git-send-email-longman@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1548798828-16156-1-git-send-email-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 > Waiman Long (4): > locking/qspinlock: Handle > 4 slowpath nesting levels > locking/qspinlock_stat: Track the no MCS node available case I've taken these two, > locking/qspinlock_stat: Introduce a generic lockevent counting APIs > locking/lock_events: Make lock_events available for all archs & other > locks while no real objection to these; I feel we should wait until there are in fact more users of this.