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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id ECA42C4332F for ; Wed, 6 Apr 2022 21:19:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 06A6D6B0071; Wed, 6 Apr 2022 17:19:25 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 019996B0073; Wed, 6 Apr 2022 17:19:24 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E4A8E6B0074; Wed, 6 Apr 2022 17:19:24 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0057.hostedemail.com [216.40.44.57]) by kanga.kvack.org (Postfix) with ESMTP id D68656B0071 for ; Wed, 6 Apr 2022 17:19:24 -0400 (EDT) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 8FAD7ACF79 for ; Wed, 6 Apr 2022 21:19:14 +0000 (UTC) X-FDA: 79327719828.22.A023A14 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by imf23.hostedemail.com (Postfix) with ESMTP id 01EB4140007 for ; Wed, 6 Apr 2022 21:19:13 +0000 (UTC) From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1649279951; 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: in-reply-to:in-reply-to:references:references; bh=y8SeU3wIhBoeYg7O06WKEKrA4HPJDtvr9Gis/MAZTmI=; b=MLzO5I0IR0N1SxXnmGyWHwGV2iWkw6A9eb3tTTrbkGMIxlRgqU8Po7woPcdBYUuDoHEKEr 92f+6YsWblCo1mKaliU8gQwfP35xrK3myi5DCY3W7jaeceJ35gA7WieL7KebeVOi/+5lKw niVGpJlYrViWa3+rb72yomVxAZrPl6TyrpN5cndq5lQXD5etRJ5JQ0VRDINI1p1A4ohAE2 AlMqDX1wseUo+JKcg5mz2fDxlVikZYfdYCcZSRWKtL14Qvh7yFzd2n4F2ZZpfL36I6IzvQ akbIf/DNJ/QsmWTZ+XPflGdo93X6vDZu90BF0a5A/NHY0R15rxV+kviTjACo9g== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1649279951; 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: in-reply-to:in-reply-to:references:references; bh=y8SeU3wIhBoeYg7O06WKEKrA4HPJDtvr9Gis/MAZTmI=; b=2D2fm0lxQUIYq6XYbxZsgZiUd7zv3McBsk8mNlzCW6WXEAoZN85C2NJ9ovtskLZgmxGd7x JFchuSQLhASDCnDQ== To: Brijesh Singh , 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 Cc: 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 , Borislav Petkov , Michael Roth , Vlastimil Babka , "Kirill A . Shutemov" , Andi Kleen , "Dr . David Alan Gilbert" , brijesh.ksingh@gmail.com, tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com, Brijesh Singh Subject: Re: [PATCH v12 29/46] x86/boot: Add Confidential Computing type to setup_data In-Reply-To: <20220307213356.2797205-30-brijesh.singh@amd.com> References: <20220307213356.2797205-1-brijesh.singh@amd.com> <20220307213356.2797205-30-brijesh.singh@amd.com> Date: Wed, 06 Apr 2022 23:19:10 +0200 Message-ID: <87v8vlzz8x.ffs@tglx> MIME-Version: 1.0 Content-Type: text/plain Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=linutronix.de header.s=2020 header.b=MLzO5I0I; dkim=pass header.d=linutronix.de header.s=2020e header.b=2D2fm0lx; spf=pass (imf23.hostedemail.com: domain of tglx@linutronix.de designates 193.142.43.55 as permitted sender) smtp.mailfrom=tglx@linutronix.de; dmarc=pass (policy=none) header.from=linutronix.de X-Stat-Signature: fxupzrbguo9141eq9apk88fe5ygymgf7 X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 01EB4140007 X-HE-Tag: 1649279953-11021 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Mon, Mar 07 2022 at 15:33, Brijesh Singh wrote: > > +/* > + * AMD SEV Confidential computing blob structure. The structure is > + * defined in OVMF UEFI firmware header: > + * https://github.com/tianocore/edk2/blob/master/OvmfPkg/Include/Guid/ConfidentialComputingSevSnpBlob.h > + */ > +#define CC_BLOB_SEV_HDR_MAGIC 0x45444d41 > +struct cc_blob_sev_info { > + u32 magic; > + u16 version; > + u16 reserved; > + u64 secrets_phys; > + u32 secrets_len; > + u32 rsvd1; > + u64 cpuid_phys; > + u32 cpuid_len; > + u32 rsvd2; > +}; Shouldn't this be packed? Thanks, tglx