Received: by 2002:a05:7412:6592:b0:d7:7d3a:4fe2 with SMTP id m18csp1539266rdg; Sat, 12 Aug 2023 05:42:01 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEagqevZHpGuDzwXseS6Kdi7l28yoRWGV70sA/uPYdGVUI0nVuU8A7aFObEKW6X/oPXd+Lc X-Received: by 2002:a05:6a20:13d9:b0:13e:2080:aba2 with SMTP id ho25-20020a056a2013d900b0013e2080aba2mr3270484pzc.38.1691844121191; Sat, 12 Aug 2023 05:42:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1691844121; cv=none; d=google.com; s=arc-20160816; b=EJF6EbCsQa0Eu2V0hatvvJw+Rg7StZSEfKS58Ti4OvMxNr4DxboA2ogPYoirmcklhu ktT6uvf3G+p4XR/VUQwTNXa+/eIowm5NI2uN4m9RIW+FcE2PVtHZCVob5aI3OmLUgLN2 3SPkfvXECYwXGiCdfPNtKGmQ7jFJlXaoGS54NTAD3bvihjpwdsBR2UatyhVO15q3HE2i Is/JuG64wgI9C2oyOtcjqDfIz2CzC0aT5m1p0sWmY1iKZzjBz4UryPLxF4/LmyGDPh9i boasSGWgcm9umifrYIlf3vimYIHJGUL+e/SC4f4KllMjiqIBsXOYuKfplzbcC0foJnRO DuLw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=YkHTbeBnbULkAw4MARezfclIsy1CqEIKcEgdX/M6Ylk=; fh=4tHJmor1KUjFTwE9f538RXEc6CvqMbjKbFq/CIjS4Hw=; b=bfLFtdcICBM5VaabNLXP1ypqesgDFTqo1/xGJDivNGf37VFGZCmNDVnr0rXFIKkIuc +pUHCp6a7xSb0NLbpZ3NEn2A8Qm1K+oEVv1fAscxZtXvIYi8Mw6frw90kLi90yhuj2o5 h76X0nL1BSjKRZ4w5NGCpBSdGumdJVt38KvswZ/K3lPwV8UMEssi2JHUhu6MGea+WktD CSh93KQI3JijDa4M2Df9hnMfzeHn8bS+v5QhYNr4RPAvtl73Q6YQB1IZmH4IohCUV8DM 0xAGvkTsiRHAVAYtcwwKNHqTZnOfRrUyJXwh6BasTL4VmnFtuD+aMUxffrMz9niIOrZH Qfpw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=b4MmKuFl; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id e2-20020a636902000000b005643758e9c9si4745610pgc.515.2023.08.12.05.41.48; Sat, 12 Aug 2023 05:42:01 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=alien8 header.b=b4MmKuFl; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232345AbjHLMKq (ORCPT + 99 others); Sat, 12 Aug 2023 08:10:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229753AbjHLMKp (ORCPT ); Sat, 12 Aug 2023 08:10:45 -0400 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC48A93 for ; Sat, 12 Aug 2023 05:10:46 -0700 (PDT) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id DD98440E0191; Sat, 12 Aug 2023 12:10:44 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id RLNOa3dP117p; Sat, 12 Aug 2023 12:10:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1691842241; bh=YkHTbeBnbULkAw4MARezfclIsy1CqEIKcEgdX/M6Ylk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=b4MmKuFlQReFAVQmsv7IWMXc6zDbEaVcMFYjKUnPVQHpl3rkrj2jgp2yaM9WVRchu CvFIRUXn484OD1BFKrtEpB0mXCRzuwmYKObwjiMcmNN3BQoFzFpET6NwKysqKB2wpq zhV8eWAl/MU064kJ+Mvjj1aRpbZyRkllZmm09RS7sCruOOaGdiCvfdc3UD5wCrKKVJ HtDx5LNEHGc+XZILIHcE7EYggvV6fyHV9dP7jmcGtkXTm2ImN328R4aieAzDbYLASQ RWP3p6WEBjCPCIKKYfXb1f30Rg/wieEBPZVdqG53v5arRlmVGUCSgM2SWzc5dnbx7r wZwcNHBY+aT49GSGc4c9cz/UdCuycZEExEhfcaMbuMFnWSq2TrpFCLnR3J4EI7f95O rxGMrWfEQU30RYuQn1oVdG0aY6eEFpTAThcDtDjJCZcWimk7PpJ0iCWCfDHE91kZ3D mwJGxHCF7aUeGimon0Au+B9LnH8S4RKTkYtbnwGMbdaCnU5McCLO3fq9vpEF5Da3sV 4WJxMnbW6bceYaVtRHdPmn/r1J2YOl1Jbnedi0GNtEWj4yoV2ZK9QSncklGIrYrskc zjoxv0e1FKdBEewbdp62mn7bfcVewnSvm8W7VW+sBHd/ELhjlUHBQA+ET/Lr+xC+09 f5LcMuNZn4tO48TTHMkiDOz8= Received: from zn.tnic (pd9530d32.dip0.t-ipconnect.de [217.83.13.50]) (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 C808C40E0185; Sat, 12 Aug 2023 12:10:34 +0000 (UTC) Date: Sat, 12 Aug 2023 14:10:34 +0200 From: Borislav Petkov To: Peter Zijlstra Cc: Josh Poimboeuf , x86@kernel.org, linux-kernel@vger.kernel.org, David.Kaplan@amd.com, Andrew.Cooper3@citrix.com, gregkh@linuxfoundation.org Subject: Re: [RFC][PATCH 06/17] x86/cpu: Add SRSO untrain to retbleed= Message-ID: <20230812121034.GDZNd2umHEqcQNaFbJ@fat_crate.local> References: <20230809071218.000335006@infradead.org> <20230809072200.850338672@infradead.org> <20230810154404.GOZNUFxHxLIMth6j9s@fat_crate.local> <20230810161003.i65d37ozlt3d5xse@treble> <20230812112404.GB749618@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230812112404.GB749618@hirez.programming.kicks-ass.net> X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Aug 12, 2023 at 01:24:04PM +0200, Peter Zijlstra wrote: > That very experience wants me to avoid doing it again :-/ But you all > really want to keep the parameter, can we at least rename it something > you can remember how to type, like 'srso=' instead of this horrific > 'spec_rstack_overflow=' thing? I'm all for short'n'sweet but last time I did that, Linus said we should have option names which aren't abbreviations which don't mean anything. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette