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 76549C001DB for ; Sat, 12 Aug 2023 12:10:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232514AbjHLMKq (ORCPT ); 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> 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