From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 13B1860A262D for ; Mon, 2 Nov 2026 14:13:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=JUC9xtYK; dkim=pass (1024-bit key, unprotected) header.d=arm.com header.i=@arm.com header.a=rsa-sha256 header.s=foss header.b=FAaV23A4 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Unsubscribe-Post: List-Owner; bh=hBoCvN90n2kNl5TqLdsKoeXkUjH0fLvT8u+lK5yYPXU=; b=JUC9xtYKpeoA0j kndWi2xnQ/Uzhs4UoWvxIlIP8hqszyKZMhZiu2UL7TdzZwC9HDTKoqIi0zOQpTwjtM55DXyKIQb3k 6PcXUj/s255JFcAYfhcWmF2tdbIlUr0iggXiIVzW4lj28yoiRcs/49pRH35BVb0k7t27ngllipVE+ cXv7tlLz98tuLbdRPETqAqEuVTgwnQP5JIgBFUuwbSUuzLg+M8Bz3cd6p3cf7h+zR6Wfa2JYTqD/8 WG1j2jg18pKekrbD0nE2Uf4bSxByl9Afi6eVOaxT4F9GaSQa1+D3Q+XmNWA1IMI+rQM5nMob8yywL Srr7+4/0GBA9giNpwn9g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xNsn4-0000000Gjfw-03Sb; Mon, 02 Nov 2026 14:13:38 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.100.1 #2 (Red Hat Linux)) id 1xNsn1-0000000GjeY-2vtX for linux-arm-kernel@lists.infradead.org; Mon, 02 Nov 2026 14:13:36 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id C1FBD19F0; Mon, 2 Nov 2026 06:13:31 -0800 (PST) Received: from e122027.arm.com (unknown [10.57.58.9]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C84AD3F59E; Mon, 2 Nov 2026 06:13:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1793628814; bh=KoW+YqMwa9yLUI3NuylseR2UJKKrqQYGRZ3rfuc+be0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FAaV23A4XLGLNycFYqUcI8RreKcQLiCbsiUq3t86DFqgQX0wNAUwgC3fzqotM+059 /4r+B7yhNxfJZSMUcvWfjB/nBYXe0VcZ45TFx9Qb8LGep+P9QhN2MuPwtAjizTMEC/ QpgkrAnhvCdP0FUv/O6Rria/9AH+PERympWtVUgQ= From: Steven Price To: kvm@vger.kernel.org, kvmarm@lists.linux.dev Cc: Steven Price , Catalin Marinas , Marc Zyngier , Will Deacon , James Morse , Oliver Upton , Suzuki K Poulose , Zenghui Yu , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Joey Gouly , Alexandru Elisei , Christoffer Dall , Fuad Tabba , linux-coco@lists.linux.dev, Ganapatrao Kulkarni , Gavin Shan , Shanker Donthineni , Alper Gun , "Aneesh Kumar K . V" , Emi Kisanuki , Vishal Annapurve , WeiLin.Chang@arm.com, Lorenzo Pieralisi Subject: [PATCH 01/11] KVM: arm64: CCA: Reserve the RMM mode Date: Mon, 2 Nov 2026 14:12:52 +0000 Message-ID: <20261102141304.126883-2-steven.price@arm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261102141304.126883-1-steven.price@arm.com> References: <20261102141304.126883-1-steven.price@arm.com> X-Archived-By: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261102_061335_794951_A92A7081 X-CRM114-Status: UNSURE ( 8.81 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -4.4 (----) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-18.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Reserve KVM_MODE_RMM for CCA realm support. The kernel parameter that selects this mode will be added when the Linux CCA implementation is ready. Signed-off-by: Steven Price --- arch/arm64/include/asm/kvm_host.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 97332ffcb130..ccd2dc8f73c3 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -120,6 +120,7 @@ enum kvm_mode { KVM_MODE_DEFAULT, KVM_MODE_PROTECTED, KVM_MODE_NV, + KVM_MODE_RMM, KVM_MODE_NONE, }; #ifdef CONFIG_KVM -- 2.43.0