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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 BB47BC433DB for ; Sat, 16 Jan 2021 17:08:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8A99522B2E for ; Sat, 16 Jan 2021 17:08:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727897AbhAPRIT (ORCPT ); Sat, 16 Jan 2021 12:08:19 -0500 Received: from foss.arm.com ([217.140.110.172]:53414 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725964AbhAPRIP (ORCPT ); Sat, 16 Jan 2021 12:08:15 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 058B711D4; Sat, 16 Jan 2021 06:02:52 -0800 (PST) Received: from [10.37.8.30] (unknown [10.37.8.30]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 148063F719; Sat, 16 Jan 2021 06:02:49 -0800 (PST) Subject: Re: [PATCH v3 1/4] kasan, arm64: Add KASAN light mode To: Andrey Konovalov Cc: Linux ARM , LKML , kasan-dev , Catalin Marinas , Will Deacon , Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Branislav Rankov References: <20210115120043.50023-1-vincenzo.frascino@arm.com> <20210115120043.50023-2-vincenzo.frascino@arm.com> <4335128b-60bf-a5c4-ddb5-154500cc4a22@arm.com> From: Vincenzo Frascino Message-ID: <06986687-3e7d-e2b0-10e0-5c39d9fae431@arm.com> Date: Sat, 16 Jan 2021 14:06:37 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 1/16/21 1:59 PM, Andrey Konovalov wrote: > On Sat, Jan 16, 2021 at 2:37 PM Vincenzo Frascino > wrote: >> >>> [1] https://lkml.org/lkml/2021/1/15/1242 >>> >> >> Thanks for this. I will have a look into it today. In the meantime, could you >> please elaborate a bit more on kasan.trap? > > That's what I call the boot parameter that allows switching between > sync and async. We'll need one as we're dropping > kasan.mode=off/prod/light/full. > > Feel free to name it differently. Perhaps, as kasan.mode is now > unused, we can use that for sync/async. > I see, thanks for the explanation. "mode" or "trap" would work for me. -- Regards, Vincenzo 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=-5.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 42B45C433E0 for ; Sat, 16 Jan 2021 14:04:35 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 E8CA823107 for ; Sat, 16 Jan 2021 14:04:34 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E8CA823107 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+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=merlin.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=r4VK3Im8Uq7RXk0kteHdgiAe2+vUVRsyyTWAwuwuCco=; b=GQUfXJuzQU9TVB2vk1MBMy+7M LA1503YWLSTkPBEFdeQr+CAmqBrZgLwlA5bAcWwqD7TW1Dq6hoGw4OXqQ7+XCfWWdVJSfcml6DdXY KbMMAyByDhYFqZETyVhP+HweWBiDqQXM+FuOD0clxnMYuFVlvO/NXA6YY0cxKbKXK61EVz7ch86h9 4ikrY8LXvJJb52ccVApLfDsBre6WA2zrrsXEGi4F3WWS45/k7Jqulpr+eaKRpo0HVXCeW5JE5UGSR acYZiEETL6Xmw6iGyDSNAxQPO6qjE1hdTfq99V9zJX1nO+s4IZYXib9Mfk4idepSV5ptHdNgY+04K taePkxImw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l0mAP-0002PW-E2; Sat, 16 Jan 2021 14:03:01 +0000 Received: from foss.arm.com ([217.140.110.172]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l0mAJ-0002OU-AL for linux-arm-kernel@lists.infradead.org; Sat, 16 Jan 2021 14:02:59 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 058B711D4; Sat, 16 Jan 2021 06:02:52 -0800 (PST) Received: from [10.37.8.30] (unknown [10.37.8.30]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 148063F719; Sat, 16 Jan 2021 06:02:49 -0800 (PST) Subject: Re: [PATCH v3 1/4] kasan, arm64: Add KASAN light mode To: Andrey Konovalov References: <20210115120043.50023-1-vincenzo.frascino@arm.com> <20210115120043.50023-2-vincenzo.frascino@arm.com> <4335128b-60bf-a5c4-ddb5-154500cc4a22@arm.com> From: Vincenzo Frascino Message-ID: <06986687-3e7d-e2b0-10e0-5c39d9fae431@arm.com> Date: Sat, 16 Jan 2021 14:06:37 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210116_090255_492107_AE6FCFAA X-CRM114-Status: GOOD ( 14.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Branislav Rankov , Marco Elver , Catalin Marinas , Evgenii Stepanov , LKML , kasan-dev , Alexander Potapenko , Linux ARM , Andrey Ryabinin , Will Deacon , Dmitry Vyukov 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 1/16/21 1:59 PM, Andrey Konovalov wrote: > On Sat, Jan 16, 2021 at 2:37 PM Vincenzo Frascino > wrote: >> >>> [1] https://lkml.org/lkml/2021/1/15/1242 >>> >> >> Thanks for this. I will have a look into it today. In the meantime, could you >> please elaborate a bit more on kasan.trap? > > That's what I call the boot parameter that allows switching between > sync and async. We'll need one as we're dropping > kasan.mode=off/prod/light/full. > > Feel free to name it differently. Perhaps, as kasan.mode is now > unused, we can use that for sync/async. > I see, thanks for the explanation. "mode" or "trap" would work for me. -- Regards, Vincenzo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel