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=-3.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED 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 DCD02C43387 for ; Fri, 4 Jan 2019 17:59:40 +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 AE26C218D3 for ; Fri, 4 Jan 2019 17:59:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SnfPLt+M" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AE26C218D3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zQHSKdsrA0H51HsbOxnPTttOg+ell2WhcPvoT9NyTdM=; b=SnfPLt+MN4ymmT eZgOihzNN7adJPWaazA7n75XA62j5axgK9Mjjs4v9YrEvE+pDT6LPOAZT1UtnTdvRTSlk7j+UC7XC Q8h67rABkC82fTfyT74XWQL3j5bMd+aTICyZ5tM/GCQDfojTp7+IKUl3Ao2uavr+1HlDr5ixGcyff IHolFlUHHAZ7RRzIDVRWRxtVxEEMf3t+oKojihqDOEN4Yd0/YK6JPn8IIpCZyYoVoShWuEMzHbfZ5 5v+k7iVVMWFpDw+5kb5gGA6/BBr3vqJguou4UyacQVDYOHIPOZZkCIFbzGVtS5rENjeEEFPk9N4A+ 5eLVSBWG8WOSYXIScWsQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gfTkv-0003u2-JJ; Fri, 04 Jan 2019 17:59:37 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gfTkq-0003tL-I2 for linux-arm-kernel@lists.infradead.org; Fri, 04 Jan 2019 17:59:34 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5B959EBD; Fri, 4 Jan 2019 09:59:31 -0800 (PST) Received: from [10.1.196.105] (eglon.cambridge.arm.com [10.1.196.105]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 019053F5D4; Fri, 4 Jan 2019 09:59:28 -0800 (PST) Subject: Re: [PATCH v4 6/6] arm/kvm: arm64: Add a vcpu feature for pointer authentication To: Amit Daniel Kachhap References: <1545119810-12182-1-git-send-email-amit.kachhap@arm.com> <1545119810-12182-7-git-send-email-amit.kachhap@arm.com> From: James Morse Message-ID: <1d5f5167-8606-3bda-a195-b962c99eb196@arm.com> Date: Fri, 4 Jan 2019 17:59:27 +0000 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:60.0) Gecko/20100101 Thunderbird/60.3.1 MIME-Version: 1.0 In-Reply-To: <1545119810-12182-7-git-send-email-amit.kachhap@arm.com> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190104_095932_595247_129DCC30 X-CRM114-Status: GOOD ( 10.18 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Marc Zyngier , Catalin Marinas , Will Deacon , linux-kernel@vger.kernel.org, Kristina Martsenko , Dave Martin , Ramana Radhakrishnan , kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Amit, On 18/12/2018 07:56, Amit Daniel Kachhap wrote: > This is a runtime feature and can be enabled by --ptrauth option. It took me a little while to realise this was a kvmtool patch. could you put something in the patch-subject to make this obvious? e.g: https://lists.cs.columbia.edu/pipermail/kvmarm/2018-September/thread.html#32734 Thanks, James _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel