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 AD3EAC4332F for ; Tue, 28 Dec 2021 15:40:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235423AbhL1PkM (ORCPT ); Tue, 28 Dec 2021 10:40:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44100 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235309AbhL1PkL (ORCPT ); Tue, 28 Dec 2021 10:40:11 -0500 Received: from mail.skyhub.de (mail.skyhub.de [IPv6:2a01:4f8:190:11c2::b:1457]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CAE05C061574; Tue, 28 Dec 2021 07:40:10 -0800 (PST) Received: from zn.tnic (dslb-088-067-202-008.088.067.pools.vodafone-ip.de [88.67.202.8]) (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 16FF91EC036C; Tue, 28 Dec 2021 16:40:05 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1640706005; 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=B7UfmnaY67PCbDypMjoTczk3TheN2aQoIjxT4IQaXhE=; b=G1sBfYxv+hyhqjeu8CJCoJT07O4arDxG4uNnYRA4240tVWXAlxe6zFKmsLDSPrACxiX//g jVwKGvp8xVW3SCZYOoTexKgwgh2qiZ/u7Wca7K5XQx+EmQDKGjnicUo14Z02pghkbPM3IR J+eKgWkuyW8Ne4riY4cVCxzRubd5Rcc= Date: Tue, 28 Dec 2021 16:40:07 +0100 From: Borislav Petkov To: Brijesh Singh Cc: x86@kernel.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-efi@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, Thomas Gleixner , Ingo Molnar , Joerg Roedel , Tom Lendacky , "H. Peter Anvin" , Ard Biesheuvel , Paolo Bonzini , Sean Christopherson , Vitaly Kuznetsov , Jim Mattson , Andy Lutomirski , Dave Hansen , Sergio Lopez , Peter Gonda , Peter Zijlstra , Srinivas Pandruvada , David Rientjes , Dov Murik , Tobin Feldman-Fitzthum , Michael Roth , Vlastimil Babka , "Kirill A . Shutemov" , Andi Kleen , "Dr . David Alan Gilbert" , tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com Subject: Re: [PATCH v8 14/40] x86/kernel: Validate rom memory before accessing when SEV-SNP is active Message-ID: References: <20211210154332.11526-1-brijesh.singh@amd.com> <20211210154332.11526-15-brijesh.singh@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20211210154332.11526-15-brijesh.singh@amd.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 10, 2021 at 09:43:06AM -0600, Brijesh Singh wrote: > Subject: Re: [PATCH v8 14/40] x86/kernel: Validate rom memory before accessing when SEV-SNP is active s/rom/ROM/ > The probe_roms() access the memory range (0xc0000 - 0x10000) to probe "probe_roms() accesses... " -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette