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 36335EB64DC for ; Tue, 11 Jul 2023 07:58:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231602AbjGKH6E (ORCPT ); Tue, 11 Jul 2023 03:58:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59290 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231537AbjGKH6C (ORCPT ); Tue, 11 Jul 2023 03:58:02 -0400 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64294E55; Tue, 11 Jul 2023 00:57:58 -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 1A0681EC0B91; Tue, 11 Jul 2023 09:57:56 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1689062276; 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=8hrjuer04YxWdK/duzpqjijBu0TXE/n4lWk/TaUwmGM=; b=hXuL0QTbszg3ObEo6Xyaa/DT1AqcjObCWQv8ENFezAjfOBxKkRgYNzU6jl7S8DCZd/pv11 yNlzF9Frh7espl74sXSO3PFYyvxfnU693acxVoSFRHlWxDHbfW6cTP5wtjvOP5Ka2h8E0R gVOYYcN/b24Ahn3lMCnNvstLmKP3WsI= 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 AZk1ot6LUQwt; Tue, 11 Jul 2023 07:57:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1689062273; bh=8hrjuer04YxWdK/duzpqjijBu0TXE/n4lWk/TaUwmGM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=IoSgZ/suG8Jah1i8/uHBBRC/TyBkuHHP0SuNCfbtnKNrV6slL1LnkqtlfLGJf3Epp nJlf7ShrCEsviiB5R4azEAFOT2wFhm63oFW+GHnvh+2F2SvaakEkXKmZVmOs+5wn6D y4p9Ow2XzF4cydJoDucL7Z4+rvtjJqV/Nrlt1eii+a4a6rXLg7sGfP7bOIyP3k1Og4 FN0Ff9gh5VIxppdeEXXGARYMHsp2r+PlzUBAq37vUHmffG1P2E9gatlZ/66heHwdYB AdccJKi7FrQ2nEaNBrBIFzfwqMcpMof11q8onWgWcxY7ZVbMPq9dEx2OhT34KsuuDj AwszkzLYrDSa1d6ErZ6YdmeAfzeaFTaD+flXlyaoCkiiRh8Xvl7mU/3ypZ1FIfhoTn UOlKPrDScpGdireBFLkIvlXV+QJXlGCajOZkfic2ScouwzoQheV8jq72qIQer3RgEM sGknuGKBBDalpLLDguPYNgfhkLFEHYY2OUVJTzWgJ33qbHJwKxvNZWWagdLlnUffrN W3hkcV8P6g8IWU6CDRR3gCN16bBDRs+RttyAnvQulwyfJ964+n2181N/gjsOlBCD8h +vj3slfwcK2Glgz/+rweGoXjCraV97kXYGQuTUu1GlhZY2qd7depIOfz2B/DaFS8xc a+MC+7tdiGzfMmKDLeXqKfUo= 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 1F58940E00F4; Tue, 11 Jul 2023 07:57:34 +0000 (UTC) Date: Tue, 11 Jul 2023 09:57:33 +0200 From: Borislav Petkov To: Ard Biesheuvel Cc: linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, Evgeniy Baskov , Andy Lutomirski , Dave Hansen , Ingo Molnar , Peter Zijlstra , Thomas Gleixner , Alexey Khoroshilov , Peter Jones , Gerd Hoffmann , Dave Young , Mario Limonciello , Kees Cook , Tom Lendacky , "Kirill A . Shutemov" , Linus Torvalds , Joerg Roedel Subject: Re: [PATCH v5 06/20] x86/decompressor: Store boot_params pointer in callee save register Message-ID: <20230711075733.GFZK0LbaVA/cHUbChN@fat_crate.local> References: <20230607072342.4054036-1-ardb@kernel.org> <20230607072342.4054036-7-ardb@kernel.org> <20230710090654.GCZKvKLh44tzlNzPcq@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 Mon, Jul 10, 2023 at 11:55:49PM +0200, Ard Biesheuvel wrote: > I already did, actually, but I dropped it from this series because it > was getting too long, and not essential for the overall goal of the > changes. Yeah, might wanna add it, though, for the simple reason that compressed/head_64.S and kernel/head_64.S will otherwise differ in the %rsi handling unnecessarily and people might wonder why. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette