From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D8AE42C11D1; Mon, 9 Mar 2026 18:01:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773079272; cv=none; b=azx9p+zie7JZMiqY2wBEBF5wTZvD86sG9+VTB3Ag1vXwo3dvYSZkyVE1CFjQOvxykJ4Z+wBPRojjrwghrMwYbR0VzUVwB9fgEmu0cmZlgHYFAgpXJVy24t2nV4Adme/kp5AhZq+d0siW0yrFjlZASPB9CA+j0/38qR064p9zoSU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773079272; c=relaxed/simple; bh=omXIrDpdIqi3o5BW4XsJcO58ut9DRxY4c/VDjtGZInY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GNfZ3VH/wNMaBECYuN+QW2pKYNiJsBmsrfzUn60NNMkhOGgdisAWsEuO9n08salxXNetBaYxBRPqap9CzBJ027hQNMwlwPntWLYdRabY3iu2Vxl6AbvHxy7XePAc7upeLuZhcIVChBwN2T1YmaayrkWO1ippU06RHqNtCBcgotQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LqFC7WcH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LqFC7WcH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 67D44C4CEF7; Mon, 9 Mar 2026 18:01:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773079272; bh=omXIrDpdIqi3o5BW4XsJcO58ut9DRxY4c/VDjtGZInY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LqFC7WcHTw1Uh7UGLlwKPaxmAlRaezI7Oxm1kRcG0aOArrxLtB8OZq+p2r9+9m3G8 R5kmcNuNlv1UcQfJkL95J1Q/3fTx8lZuw2lLqqkBGMg/Eg/IgbA0wcx23L60DiRmfX MZb/ZG4yY9lL4mXFiJZtoC03nDGZBYJUqYNZTiIgACxLUysXo0FI846Qncyu7v0lk4 /gCz4WuK1SwdNWfQ6f20dtuYA3tiM+pT3szG44bE/JJMxk9/pTYsuD+u7jDY83H6oZ 4W9npL7U0vPuTkJznU1P+siU1+nlgmgiuDtLC6k8vp5B9LYS+oV98i/WBpFMHkDppo DdFE6TAV5qVtw== From: Tycho Andersen To: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Ashish Kalra , Tom Lendacky , John Allen , Herbert Xu , "David S. Miller" , Ard Biesheuvel , Neeraj Upadhyay , Kishon Vijay Abraham I , Alexey Kardashevskiy , Nikunj A Dadhania , "Peter Zijlstra (Intel)" , Kim Phillips , Sean Christopherson Cc: linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org Subject: [PATCH v2 00/10] Move SNP initialization to the CCP driver Date: Mon, 9 Mar 2026 12:00:42 -0600 Message-ID: <20260309180053.2389118-1-tycho@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260306153846.GKaar1Bg_1EKm17tXJ@fat_crate.local> References: <20260306153846.GKaar1Bg_1EKm17tXJ@fat_crate.local> Precedence: bulk X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Tycho Andersen (AMD)" Here's v2 of the series. Changes are: * squash MFDM helper into snp_x86_shutdown() * move MFDM helper to msr_set/clear_bit() * move SNP bit test during shutdown from ccp into snp_x86_shutdown() * reorder so that the two code deletion patches come first * commit message rewrites, carry Tom's reivews as appropriate Tom Lendacky (3): x86/snp: Keep the RMP table bookkeeping area mapped x86/snp: Create a function to clear/zero the RMP crypto: ccp - Update HV_FIXED page states to allow freeing of memory Tycho Andersen (AMD) (7): x86/snp: drop support for SNP hotplug x86/snp: drop WBINVD before setting SNPEn x86/snp: create snp_prepare_for_snp_init() x86/snp, crypto: move SNP init to ccp driver x86/snp, crypto: move HSAVE_PA setup to arch/ x86/snp: create snp_x86_shutdown() crypto: ccp - implement SNP x86 shutdown arch/x86/include/asm/sev.h | 4 + arch/x86/virt/svm/sev.c | 161 +++++++++++++++++++---------------- drivers/crypto/ccp/sev-dev.c | 62 ++++++++------ include/linux/psp-sev.h | 4 +- 4 files changed, 129 insertions(+), 102 deletions(-) base-commit: 59f9bfe4641c408c08824a9b52e9f7839bde57d8 -- 2.53.0