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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4ABF8C77B76 for ; Mon, 17 Apr 2023 15:08:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229876AbjDQPIU (ORCPT ); Mon, 17 Apr 2023 11:08:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229485AbjDQPIS (ORCPT ); Mon, 17 Apr 2023 11:08:18 -0400 Received: from mail-wm1-x331.google.com (mail-wm1-x331.google.com [IPv6:2a00:1450:4864:20::331]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9CDACA240 for ; Mon, 17 Apr 2023 08:08:14 -0700 (PDT) Received: by mail-wm1-x331.google.com with SMTP id gw13so13965803wmb.3 for ; Mon, 17 Apr 2023 08:08:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chrisdown.name; s=google; t=1681744093; x=1684336093; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=55fxefDFHrQp+MYrTaJxCxKVkM9zeGMdMFPZ2LVQ3ho=; b=kQbQz2zx/FHe4EPRYHEFqLGqmtVFPdoD5cx6J9toAmDcNDx50N0mO7ZdPuYhbnGWoC wOafXsXQaeVr4RC/h9wzHEFFM1ZtlHa5XNOberhMHDu0cun7174GabEgA2jKHNN5w9XN LRlaHVVh0nqtlWadVhwJ6ZBkh4YILSO0Lxm8Q= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1681744093; x=1684336093; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=55fxefDFHrQp+MYrTaJxCxKVkM9zeGMdMFPZ2LVQ3ho=; b=Wec7xNT3CzwnV2OpFnYHuuvOgvVtPQ/K4W/cfRKA6kygx4/S4WsHWKecW/3x1YXW10 Adl1ZEz/QBBzCfODRW57gOMNrBAmA+lklmANZtPsenWo6oaDV+Grf85EkOajaeX7nXG1 ulATHbeXQtoy0qMGD3WYXj7ESRWuY1u77uXiiACLNk0S78AfB4UHStalzBYiu+cJLbmt nIXgoQZE/cEveSIwQ8DugCqDfU0O2WVb6ix0HMaM63FDFhkfDb/HYW4t8STd++vncYi4 RFssbk9e2YEfLmNP43dJpxXzWcaCDaVA9Qhjr9fC0pWvRe9Pu6nAne6OaP05znrXF9Qy trYg== X-Gm-Message-State: AAQBX9fnUrCt46FDjGPBWjSl/nwQpuCMlf6IQ/+5eg7JdjjvsC0jYQpA xBbryDCsxee5AK77qvEuyvTfbw== X-Google-Smtp-Source: AKy350aeDlmz5qtYqFcxbEZoBmBIRj9JcvLreThMosdJsBo6eDIkLz026MM0nDaVQwBavm+MN147Og== X-Received: by 2002:a1c:7408:0:b0:3f0:b1c9:25d4 with SMTP id p8-20020a1c7408000000b003f0b1c925d4mr8356374wmc.21.1681744092992; Mon, 17 Apr 2023 08:08:12 -0700 (PDT) Received: from localhost ([2a01:4b00:8432:8600:5ee4:2aff:fe50:f48d]) by smtp.gmail.com with ESMTPSA id m9-20020a05600c160900b003f0b1c4f229sm9132546wmn.28.2023.04.17.08.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Apr 2023 08:08:12 -0700 (PDT) Date: Mon, 17 Apr 2023 16:08:11 +0100 From: Chris Down To: Petr Mladek Cc: linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Sergey Senozhatsky , Steven Rostedt , John Ogness , Geert Uytterhoeven , kernel-team@fb.com Subject: Re: [PATCH v3 1/2] printk: console: Create console= parser that supports named options Message-ID: References: <732ee897b2bd49ada3f7dee396475c5a2195071b.1658339046.git.chris@chrisdown.name> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: User-Agent: Mutt/2.2.10 (2023-03-25) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Chris Down writes: >Any thoughts on something simple like this that takes advantage of >memmove()? This should overcome the mmio/io concerns, and it's fairly >simple. (although coming to think of it, this can just use memcpy(), but the same idea applies)