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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS autolearn=unavailable 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 100FFC43381 for ; Fri, 22 Mar 2019 17:15:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D22A521900 for ; Fri, 22 Mar 2019 17:15:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553274907; bh=ZAh4cwuJavt2z9KTEO6p7hKKHwYKJaaWgEufMtMOppI=; h=References:In-Reply-To:From:Date:Subject:To:Cc:List-ID:From; b=l8F2soa6A2u9Mw9s6Z+RYBMdMWJcmJTZRxManS11xMnVLBtJrf7wpEThxsI/YOQ6t m8dlXQ009yhBBRFJ3vqkabHJHsJnqagTucaXyrlJFAAKmDysw/PyRRm3K08l78WLL/ Kggoy09XPGV1ORphXNrp6vLIxDKFok2+yGeS44bQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728773AbfCVRPG (ORCPT ); Fri, 22 Mar 2019 13:15:06 -0400 Received: from mail-lj1-f195.google.com ([209.85.208.195]:37779 "EHLO mail-lj1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727783AbfCVRPG (ORCPT ); Fri, 22 Mar 2019 13:15:06 -0400 Received: by mail-lj1-f195.google.com with SMTP id v13so2697031ljk.4 for ; Fri, 22 Mar 2019 10:15:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=K5KpCUavpU6jklxItqvKr4mbyrohs/asqf5NX0BYYpc=; b=Xicmuh1ND+AZ9lc/udGkNvWbzi2Lu2j3o6M44sYQ0ZH2WsGeVBgW5f2xPJwNTxlY2d JaSMsr2SEVdWRDbZBYCXJ0vB1W1wIN3vVWqOMIiqWhD3oBYZFF9I7ROZZs9bJvkPzu9N HN8UN8zBc9zkjew06tZVB45+s5iWpvEon1EZk= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=K5KpCUavpU6jklxItqvKr4mbyrohs/asqf5NX0BYYpc=; b=Eh5DYP/wr1ua05oYRgL3n0JqIgEjTSXnG5xg1U3bp8cWGzYP8746tsm8JLV4r6ZYAp GctJwoXSNA2FeYIMDAemMAiOKdJyDoIWa1olPHlPG/Zb7ZVBrlhgRr4WdYsGaPmw98Bv bSWAnZ3Kz4NXIctIYd123NKX6eh5bN75AUZ362ArODtYz2jqa4Ng0tSmIb6tuK1Ubo5w U86X6GN1hFwFMIQu4E4g9TKmkIvf6jhrA2LlS33Eu3AqfROtqVIqh54Krn0M2tY5oyCl LoT12idgF+wmtL1n6NnIazT+PONMaAShQUTmtEW+uHVQnuQyWWC1QPUofIvJMu9dJ2Gr pyuA== X-Gm-Message-State: APjAAAWnn/r0F7mkg4kTjoSHf1DzaBU3HlcvQrQfvUbcBts95C6qTHyP 1E4h0Sl8lUyTO/Le1qQ6V6qGoENke3Q= X-Google-Smtp-Source: APXvYqxuQSEU3g1iz2HpL1L6aXd2NpDtsElifGmy025VGYVw3Ki3hM5VhLzlMBFev5iqFDHYVSJpkA== X-Received: by 2002:a2e:9c09:: with SMTP id s9mr5849170lji.83.1553274903749; Fri, 22 Mar 2019 10:15:03 -0700 (PDT) Received: from mail-lj1-f173.google.com (mail-lj1-f173.google.com. [209.85.208.173]) by smtp.gmail.com with ESMTPSA id u18sm1841666lfd.15.2019.03.22.10.15.03 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 22 Mar 2019 10:15:03 -0700 (PDT) Received: by mail-lj1-f173.google.com with SMTP id t13so2691087lji.2 for ; Fri, 22 Mar 2019 10:15:03 -0700 (PDT) X-Received: by 2002:a2e:9786:: with SMTP id y6mr5380150lji.79.1553274440270; Fri, 22 Mar 2019 10:07:20 -0700 (PDT) MIME-Version: 1.0 References: <20190322143008.21313-1-longman@redhat.com> <20190322143008.21313-3-longman@redhat.com> In-Reply-To: <20190322143008.21313-3-longman@redhat.com> From: Linus Torvalds Date: Fri, 22 Mar 2019 10:07:04 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH v5 2/3] locking/rwsem: Remove rwsem-spinlock.c & use rwsem-xadd.c for all archs To: Waiman Long Cc: Peter Zijlstra , Ingo Molnar , Will Deacon , Thomas Gleixner , Linux List Kernel Mailing , "linux-alpha@vger.kernel.org" , "linux-alpha@vger.kernel.org" , linux-c6x-dev@linux-c6x.org, uclinux-h8-devel@lists.sourceforge.jp, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k , linux-mips@vger.kernel.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, Linux-sh list , sparclinux@vger.kernel.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, linux-arch , "the arch/x86 maintainers" , Arnd Bergmann , Borislav Petkov , "H. Peter Anvin" , Davidlohr Bueso , Andrew Morton , Tim Chen Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 22, 2019 at 7:30 AM Waiman Long wrote: > > For simplication, we are going to remove rwsem-spinlock.c and make all > architectures use a single implementation of rwsem - rwsem-xadd.c. Ack. Linus