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=-12.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 3A0B5C4338F for ; Tue, 3 Aug 2021 15:50:25 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 012CE60EFD for ; Tue, 3 Aug 2021 15:50:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 012CE60EFD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=M8rXJ7CkiGkmLkoMwNjp0c/V6c0PCDdessCmnobHWRs=; b=sINX+x9v4Htvbk v4KtEkxR6mQoDPBx9iepnNpr6dcJb3zYLxXdos05Je6VnTWYCeUhaIvE0+SppQ+PTcHLsl5xuemJm gdOYSuERzGKcvhXCPi0cyvX9UlM7s96r9oD5S1yCRRT9KFsKaqJWwayvCRCH9tC/16cqppcFMeu9n 8Qkd65orsyUEHxnfVDg5WqKx+TiYRLBtKOj8CECMnHz8b0TFO4U5F+M1WXDQ0sW3j+riCGOcvtjYN iU+eDCx3MXhy8B1xMXmxAWAsryqeIZbzJ6Y6RiJRAJqz/40pYQKEGFS63u6aPluJq5rT6PQvuGoUw GQEeXfjEcSu5KMGh7vvA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mAweo-003RvD-UO; Tue, 03 Aug 2021 15:48:43 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mAwek-003RtZ-MT; Tue, 03 Aug 2021 15:48:40 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id E72BE60EFD; Tue, 3 Aug 2021 15:48:33 +0000 (UTC) From: Catalin Marinas To: linux-kernel@vger.kernel.org, yee.lee@mediatek.com Cc: Will Deacon , "moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)" , Peter Zijlstra , "Paul E. McKenney" , Kuan-Ying.lee@mediatek.com, James Morse , Vincenzo Frascino , Matthias Brugger , "open list:DOCUMENTATION" , Hector Martin , Jonathan Corbet , Randy Dunlap , chinwen.chang@mediatek.com, Vlastimil Babka , Amit Daniel Kachhap , Suzuki K Poulose , Thomas Gleixner , Mark Rutland , Anshuman Khandual , David Brazdil , "moderated list:ARM/Mediatek SoC support" , Fuad Tabba , Marc Zyngier , "Maciej W. Rozycki" , Andrew Morton , Viresh Kumar , nicholas.Tang@mediatek.com Subject: Re: [PATCH v4 1/1] arm64/cpufeature: Optionally disable MTE via command-line Date: Tue, 3 Aug 2021 16:48:27 +0100 Message-Id: <162800569298.22283.5858826672578810642.b4-ty@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210803070824.7586-2-yee.lee@mediatek.com> References: <20210803070824.7586-1-yee.lee@mediatek.com> <20210803070824.7586-2-yee.lee@mediatek.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210803_084838_788837_5B300CF3 X-CRM114-Status: GOOD ( 10.50 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 3 Aug 2021 15:08:22 +0800, yee.lee@mediatek.com wrote: > MTE support needs to be optionally disabled in runtime > for HW issue workaround, FW development and some > evaluation works on system resource and performance. > > This patch makes two changes: > (1) moves init of tag-allocation bits(ATA/ATA0) to > cpu_enable_mte() as not cached in TLB. > > [...] Applied to arm64 (for-next/mte), thanks! [1/1] arm64/cpufeature: Optionally disable MTE via command-line https://git.kernel.org/arm64/c/7a062ce31807 -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel