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Sun, 12 Mar 2023 12:02:28 +0000 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 (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=SATLEXMB04.amd.com; pr=C Received: from SATLEXMB04.amd.com (165.204.84.17) by CO1NAM11FT106.mail.protection.outlook.com (10.13.175.44) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.6178.24 via Frontend Transport; Sun, 12 Mar 2023 12:02:28 +0000 Received: from hr-amd.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Sun, 12 Mar 2023 07:02:23 -0500 From: Huang Rui To: Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko , Boris Ostrovsky , =?utf-8?q?Roger_Pau_Monn?= =?utf-8?q?=C3=A9?= , , , , Subject: [RFC PATCH 2/5] xen/grants: update initialization order of xen grant table Date: Sun, 12 Mar 2023 20:01:54 +0800 Message-ID: <20230312120157.452859-3-ray.huang@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230312120157.452859-1-ray.huang@amd.com> References: <20230312120157.452859-1-ray.huang@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT106:EE_|IA1PR12MB6484:EE_ X-MS-Office365-Filtering-Correlation-Id: 41a5f9d5-9c4d-4d38-5abb-08db22f1a6cb X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Mar 2023 12:02:28.2302 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 41a5f9d5-9c4d-4d38-5abb-08db22f1a6cb 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT106.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6484 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Honglei Huang , Stewart Hildebrand , Huang Rui , Chen Jiqian , Xenia Ragiadakou , Alex Deucher , Julia Zhang , =?utf-8?q?Christian_K=C3=B6nig?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The xen grant table will be initialied before parsing the PCI resources, so xen_alloc_unpopulated_pages() ends up using a range from the PCI window because Linux hasn't parsed the PCI information yet. So modify the initialization order to make sure the real PCI resources are parsed before. Signed-off-by: Huang Rui --- arch/x86/xen/grant-table.c | 2 +- drivers/xen/grant-table.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/xen/grant-table.c b/arch/x86/xen/grant-table.c index 1e681bf62561..64a04d1e70f5 100644 --- a/arch/x86/xen/grant-table.c +++ b/arch/x86/xen/grant-table.c @@ -165,5 +165,5 @@ static int __init xen_pvh_gnttab_setup(void) } /* Call it _before_ __gnttab_init as we need to initialize the * xen_auto_xlat_grant_frames first. */ -core_initcall(xen_pvh_gnttab_setup); +fs_initcall_sync(xen_pvh_gnttab_setup); #endif diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index e1ec725c2819..6382112f3473 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -1680,4 +1680,4 @@ static int __gnttab_init(void) } /* Starts after core_initcall so that xen_pvh_gnttab_setup can be called * beforehand to initialize xen_auto_xlat_grant_frames. */ -core_initcall_sync(__gnttab_init); +rootfs_initcall(__gnttab_init);