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h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lJQa97U8fCuAP/uXruekBreFwPtbzuy9JqoPuZ3dpZQ=; b=d4zkzIJq8N03DggK5o8HlFDHOo7MI8+tEgmB3+kmOVwrIYNmWHACI6OSOcvirxUk/8M+xWy7i/XxmMEIaBUz4hSU7zZSXr6ZsziRa2wolbG+AKWtnvrypDg83XFS1/1djEe9xeDaNHQdnqqakCcyEW3q14KQtFG6OcyxWTW54cU= X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C From: Penny Zheng To: CC: , , Penny Zheng , Jan Beulich , Andrew Cooper , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Subject: [PATCH v4 07/24] xen/mem_sharing: make memory sharing depend on MGMT_HYPERCALLS Date: Fri, 21 Nov 2025 18:57:44 +0800 Message-ID: <20251121105801.1251262-8-Penny.Zheng@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251121105801.1251262-1-Penny.Zheng@amd.com> References: <20251121105801.1251262-1-Penny.Zheng@amd.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: satlexmb07.amd.com (10.181.42.216) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF000015CC:EE_|CH3PR12MB8404:EE_ X-MS-Office365-Filtering-Correlation-Id: d0e54b4b-31a3-4dee-b37d-08de28ecf258 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026; 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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Nov 2025 10:58:47.5757 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: d0e54b4b-31a3-4dee-b37d-08de28ecf258 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF000015CC.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB8404 X-ZohoMail-DKIM: pass (identity @amd.com) X-ZM-MESSAGEID: 1763722761226018900 Content-Type: text/plain; charset="utf-8" The enabling bit (d->arch.hvm.mem_sharing.enabled) for memory sharing could only be enabled via domctl-op, so we shall make memory sharing feature depend on MGMT_HYPERCALLS. Signed-off-by: Penny Zheng --- v3 -> v4: - new commit --- xen/arch/x86/hvm/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/xen/arch/x86/hvm/Kconfig b/xen/arch/x86/hvm/Kconfig index 62dfb1b6f1..d540c0ebf3 100644 --- a/xen/arch/x86/hvm/Kconfig +++ b/xen/arch/x86/hvm/Kconfig @@ -81,5 +81,6 @@ config MEM_PAGING config MEM_SHARING bool "Xen memory sharing support (UNSUPPORTED)" if UNSUPPORTED depends on INTEL_VMX + depends on MGMT_HYPERCALLS =20 endif --=20 2.34.1