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 10339C7EE43 for ; Mon, 12 Jun 2023 09:12:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234085AbjFLJMd (ORCPT ); Mon, 12 Jun 2023 05:12:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37120 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232210AbjFLJL4 (ORCPT ); Mon, 12 Jun 2023 05:11:56 -0400 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C93249C9 for ; Mon, 12 Jun 2023 02:06:31 -0700 (PDT) Received: from mail.alien8.de (mail.alien8.de [IPv6:2a01:4f9:3051:3f93::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 52CBC1EC0398; Mon, 12 Jun 2023 11:06:29 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1686560789; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=WIqAXYhmPnEU9dj5lf/logPLqqEiC6f75w0Ym0WO1bI=; b=bITKK+kztJsqPgwe/Nd1OSNsogiYbafQC0GKy+rewnEUN5WMEfc9D/z1dO4K4UasEmzjrq VIVt/fwL+zRzFUlT5RcDye2XPtMGVbyvY9PKTd4LPp6WB0Gfplz2b++K3ssqKY7PMI5J3n 39F55r4qAxnje2nrK1jd0Vj3wuKwbV4= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1686560788; bh=WIqAXYhmPnEU9dj5lf/logPLqqEiC6f75w0Ym0WO1bI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=NHZZx5anovK27viZaym0AoBUR8A3yiq65fwfLEm79HOesF3fj1/ouRveKr7Hht7R+ FwrNATwqsqFER/b0+wg7G05kL0v2TG7Vj5peuuVArSOR+fXNJiM+iek+8Utn4Dlj5f l4p5lZoaxAExPxFbq89giA5REWbo0mqxto9IXgpt/USNKR8w7/VnBoj4su7VNvGWTc /P6uEaCiHt3j9FLpyj7CxiXgikH8v8XO5rFyj6Kb0955CpXxIW5A58ik/En4TKiXUF 35lutSVaRxe5EBn2Uh6K7vUCSfM6umuNv7zCqAxvTUwSxaJXlBZy5qikqNVEBPtEeS ug2bI0aHN7VBfsKc4BnM/1/FzZYm3TiXHgRsvF13YPSOssoeg42DUPSd/kNksfSll0 3p5K5qeczuiTIHN/ZbrHvzst8abzh6RGjp+ICcuyKv2Ijz0bvApEXqMASG6d+jd9J6 oqxQ8yr5+VU0L950hGkkBRRPF4EN68zgVVKaZjZvmdMQ5XNU1Fi5F9wk1ugM8FhTWw PpxgiMnsqHSEroFD04gyDeDKzNGF4mH6VS+0Ino9GrM6cKEAPrM5UgovJ7o/Xx47N3 gCmHeD3fKP8cxD6di9OutXddr5vL61eP96GZqy9rFXDJ+lDwXjTn9/9HvBdUHcEHKR 9I+uSjHoj712LDajiPrwwwHE= Received: from zn.tnic (p200300ea971Dc508329C23FffeA6a903.dip0.t-ipconnect.de [IPv6:2003:ea:971d:c508:329c:23ff:fea6:a903]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 7F82840E01E8; Mon, 12 Jun 2023 09:06:23 +0000 (UTC) Date: Mon, 12 Jun 2023 11:06:17 +0200 From: Borislav Petkov To: Ashok Raj Cc: X86 ML , LKML , Dave Hansen , Thomas Gleixner Subject: Re: [PATCH 2/2] x86/microcode: Add a "microcode=" command line option Message-ID: <20230612090617.GAZIbgCcI9PssBgHxF@fat_crate.local> References: <20230605141332.25948-1-bp@alien8.de> <20230605141332.25948-2-bp@alien8.de> <20230609122828.GBZIMa7OtCIpSkYGxV@fat_crate.local> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 09, 2023 at 08:37:21AM -0700, Ashok Raj wrote: > Since the code doesn't use this in the early loading, it appears we can > drop the cmdline entirely? The driver needs a control mechanism and this is it. It needs to be always there so no, no debugfs. > If the user switches the expected flow, should the code "taint" if its > opted out? When it turns out that this needs to happen, it'll get added then. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette