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=-13.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_IN_DEF_DKIM_WL 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 453E6C43381 for ; Sat, 16 Jan 2021 17:10:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 277E623750 for ; Sat, 16 Jan 2021 17:10:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728114AbhAPRKJ (ORCPT ); Sat, 16 Jan 2021 12:10:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728077AbhAPRKF (ORCPT ); Sat, 16 Jan 2021 12:10:05 -0500 Received: from mail-pj1-x102b.google.com (mail-pj1-x102b.google.com [IPv6:2607:f8b0:4864:20::102b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8774FC0617A4 for ; Sat, 16 Jan 2021 06:00:01 -0800 (PST) Received: by mail-pj1-x102b.google.com with SMTP id w1so7420608pjc.0 for ; Sat, 16 Jan 2021 06:00:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5CFvZTpCZJzYQ5mYlVxp5BmoY9i8eIizwAZi0uxfmFQ=; b=ZE2gHlbTLpV9XCSVPFeiGYWGKbVTaIn8eW1EI3CnMFm72GGvIk2CQeoThnn0RDVQub M1bDe4jmEMd+fTlLo02Fb3A8s23IrQNge7peswlkQ2oFVk9uNCqFvXLl8DdiWsQZgQJO b+DzCG8Nuitw1aURrXRQbiX57vK/jzKdXQWOQOqB54UPcdf/oYJOqp62tjD+9B9MxSXS L/C0aSon4VMkoojYfBSL7mB2MzG2vVrMC6EocvwQoExJoWGQw/wYtMgzfy3ewYARLgQd uQzC0Gt8lPTMVIj3jTJ2NJ2jhi/5JcQW0xttfLK40670Lol12um39kQ7WUcPjAetwv55 YkzQ== 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=5CFvZTpCZJzYQ5mYlVxp5BmoY9i8eIizwAZi0uxfmFQ=; b=W/o7Onc0e/bCRYUWVhu335KE/fVuj7lwhJqsEhcG1btCx0Sws4Qj+MsaC+e54HgPMT oe41TXaJg0S7NXLfYKCKYNq5iThcCqmoAfojsQIraQATvyr4FvHhf8HqoHgUAB28Cnry y23TUzqsPlnaygWmbvdGHpZsDfgrE949uEHxU4q1iXiptt0yQBdCb+vFFIuPuow4ZLa9 AmA7ZTTpFc6HIfNwFf4gXU4wKhqIwMcUst2JOdmBd3hGFdNoO2V+kaI49wE+bkz23XFj 0DBFFpFVky86CYeEuHqpnuQPKT17PDXpKN28jSQK7B7x5kJly5uEfmw8zpWKWIAHevRX m7tA== X-Gm-Message-State: AOAM5321waMEjTBcfTt13xiljxHjn9v29amRkJT/Mh9d2xiSbq9r4TgG kNZFLPNWmfK/3j6wPfw6vl7VC/HGD82aqw1P/PkdWg== X-Google-Smtp-Source: ABdhPJwNk6jAYnzK+W+QTRlSs41oyMLK0dWdqIZ+nD0HxlsLQ1jGw17exP26luLBaxP7jhUXaIY3lkoyNC0c96TsNvo= X-Received: by 2002:a17:90b:1087:: with SMTP id gj7mr15763146pjb.41.1610805600760; Sat, 16 Jan 2021 06:00:00 -0800 (PST) MIME-Version: 1.0 References: <20210115120043.50023-1-vincenzo.frascino@arm.com> <20210115120043.50023-2-vincenzo.frascino@arm.com> <4335128b-60bf-a5c4-ddb5-154500cc4a22@arm.com> In-Reply-To: <4335128b-60bf-a5c4-ddb5-154500cc4a22@arm.com> From: Andrey Konovalov Date: Sat, 16 Jan 2021 14:59:49 +0100 Message-ID: Subject: Re: [PATCH v3 1/4] kasan, arm64: Add KASAN light mode To: Vincenzo Frascino Cc: Linux ARM , LKML , kasan-dev , Catalin Marinas , Will Deacon , Dmitry Vyukov , Andrey Ryabinin , Alexander Potapenko , Marco Elver , Evgenii Stepanov , Branislav Rankov Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.