From patchwork Fri Jan 27 17:40:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 49556 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:adf:eb09:0:0:0:0:0 with SMTP id s9csp961852wrn; Fri, 27 Jan 2023 09:50:17 -0800 (PST) X-Google-Smtp-Source: AK7set+UF9UBLGvNAPLYXDND05AALaUlkVlCfbVoWRvP9J5xu7YOIsdZYMS3C9v/BSavKKyA15ES X-Received: by 2002:a17:907:16a5:b0:878:81d7:9f77 with SMTP id hc37-20020a17090716a500b0087881d79f77mr6679073ejc.34.1674841816957; Fri, 27 Jan 2023 09:50:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1674841816; cv=none; d=google.com; s=arc-20160816; b=wu4O0Z/htUKNylr2Ep0D1QHT8CpNOV5Qg+Ai48kMq2OQT8YuSDgFKms9cKNfxPxiFK qb0fKW6jS1CnOBPDILmbQgDgy2jKmsurki7ZrFMQk3QiHAuIbqOXjHpWI4usV2zLVDNZ oyqqRnK8I6tEQE8ovXrD77H373rB1DVAZ5ZA8O243smrNOP/HetFcus9m3IZ/hqI/sM1 CJdeKJVwJQsXxmu8o7Vg5lvzXSW6th4/V5eheRhlu5q5cRsSL929kQsN6PIJqeNiU/Tq H88eqf148pyr/Zmxc6hEe01MnMhkbqtHhsF+WQ3oc85aCVIi2/dzZku0jHu6HmioJ7Hd NPuw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:content-disposition:mime-version :message-id:subject:cc:to:from:date:dkim-signature; bh=tOQc5nRWYz6ahPdWgpM/yfDBnJ8nqehyq8vwOOnHx6Q=; b=nY6k9DOra4d/krw6G6iIUyHyjpPuxwfP4R3ZfIHt3q1t/ZeyGl+UZelM2G8bZE4xmb 27Rz0oeDaIOU+ys/0d+HcGWMsCxsGN9cl3zBDCSRIAtjDLKSO3jh5+9sWYZmj2e5fM5R dXU5wDAqvMuw4nDPiZ14L3sJ2VA9G/JALMc8D003XWLUl3c8w6ashP7cOA/yVvhUdtBd W6z5bQtVPT4dC1ZWnyca4CSznDme81rYV2Dad9lMNGQWRGh+BXNOI6UBlzGRl4U53slo lzZsHupAgPw6lL8mLMGXt36VhRr8W6JPHi7MIRhElUxsuZh92kvCkcwlxVSJLWqr95/U KgOQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=sEhzqNns; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id 19-20020a17090602d300b007c0b56b90f5si4411269ejk.307.2023.01.27.09.49.53; Fri, 27 Jan 2023 09:50:16 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=sEhzqNns; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235040AbjA0Rkz (ORCPT + 99 others); Fri, 27 Jan 2023 12:40:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60340 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234967AbjA0Rkx (ORCPT ); Fri, 27 Jan 2023 12:40:53 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 55C3BC65E for ; Fri, 27 Jan 2023 09:40:52 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 13411B82190 for ; Fri, 27 Jan 2023 17:40:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A7406C433D2; Fri, 27 Jan 2023 17:40:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674841249; bh=5BK2hfTkggyWWnwdeBBxeWDAs8DNHOUUJUDA/+QDTrY=; h=Date:From:To:Cc:Subject:From; b=sEhzqNnsZ/bFIw6f6sFtt5OJs6/XeXs5jjcyjjZ6h5zINy1qhTUlK/8aBRQAh3L0D Nbtkte/zZVaXDimcy9R1Jx/HAf9TkYyD/Mokd7kNxbExU5f4qv0xMTb1ijJTuibMST 6Qzsch2b+r64NaT320EXnV2v9129ndQ6MMF2bPoIL+E/kyPkQ76JTKWzmd2Xw4lvv3 OvBZBJlT6FGAhiwY5TKpiBmkq7VjgL217EoGGj6vIYs0+uUSX+kY2KjKF+EvY+EoP4 EOcIdEZ+B7eYvf8UVTHdOtTC4y892gDcHGkFppOimjPZghvpA3s/hST8XYx1Qv+axB PC7ZhkdtfnTiw== Date: Fri, 27 Jan 2023 17:40:45 +0000 From: Will Deacon To: torvalds@linux-foundation.org Cc: catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-team@android.com Subject: [GIT PULL] arm64 fix for -rc6 Message-ID: <20230127174044.GA31044@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1756198932959896582?= X-GMAIL-MSGID: =?utf-8?q?1756198932959896582?= Hi Linus, Please pull this CMN PMU driver fix for -rc6, which fixes a regression in the event counting caused by a broken optimisation. Summary in the tag. Cheers, Will --->8 The following changes since commit 68a63a412d18bd2e2577c8928139f92541afa7a6: arm64: Fix build with CC=clang, CONFIG_FTRACE=y and CONFIG_STACK_TRACER=y (2023-01-09 15:59:42 +0000) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git tags/arm64-fixes for you to fetch changes up to a428eb4b99ab80454f06ad256b25e930fe8a4954: Partially revert "perf/arm-cmn: Optimise DTC counter accesses" (2023-01-26 13:55:38 +0000) ---------------------------------------------------------------- arm64 fix for -rc6 - Fix event counting regression in Arm CMN PMU driver due to broken optimisation ---------------------------------------------------------------- Robin Murphy (1): Partially revert "perf/arm-cmn: Optimise DTC counter accesses" drivers/perf/arm-cmn.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)