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Tue, 1 Feb 2022 09:49:15 -0600 From: Alex Sierra To: , , , , , CC: , , , , , , Subject: [PATCH v6 05/10] drm/amdkfd: coherent type as sys mem on migration to ram Date: Tue, 1 Feb 2022 09:48:56 -0600 Message-ID: <20220201154901.7921-6-alex.sierra@amd.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220201154901.7921-1-alex.sierra@amd.com> References: <20220201154901.7921-1-alex.sierra@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7a3f5b76-3736-4d2f-e5f7-08d9e59a6723 X-MS-TrafficTypeDiagnostic: CY4PR12MB1173:EE_ X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7219; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230001)(4636009)(46966006)(36840700001)(40470700004)(26005)(16526019)(186003)(1076003)(336012)(2616005)(36860700001)(426003)(83380400001)(47076005)(81166007)(356005)(82310400004)(86362001)(7416002)(4326008)(508600001)(5660300002)(40460700003)(36756003)(44832011)(54906003)(110136005)(8676002)(70586007)(8936002)(316002)(7696005)(70206006)(2906002)(6666004)(36900700001)(20210929001);DIR:OUT;SFP:1101; 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This flag sets the source from the sender. Which in Coherent type case, should be set as MIGRATE_VMA_SELECT_DEVICE_COHERENT. Signed-off-by: Alex Sierra Reviewed-by: Felix Kuehling --- drivers/gpu/drm/amd/amdkfd/kfd_migrate.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c b/drivers/gpu/drm/a= md/amdkfd/kfd_migrate.c index 5e8d944d359e..846ba55723fb 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_migrate.c @@ -659,9 +659,12 @@ svm_migrate_vma_to_ram(struct amdgpu_device *adev, s= truct svm_range *prange, migrate.vma =3D vma; migrate.start =3D start; migrate.end =3D end; - migrate.flags =3D MIGRATE_VMA_SELECT_DEVICE_PRIVATE; migrate.pgmap_owner =3D SVM_ADEV_PGMAP_OWNER(adev); =20 + if (adev->gmc.xgmi.connected_to_cpu) + migrate.flags =3D MIGRATE_VMA_SELECT_DEVICE_COHERENT; + else + migrate.flags =3D MIGRATE_VMA_SELECT_DEVICE_PRIVATE; size =3D 2 * sizeof(*migrate.src) + sizeof(uint64_t) + sizeof(dma_addr_= t); size *=3D npages; buf =3D kvmalloc(size, GFP_KERNEL | __GFP_ZERO); --=20 2.32.0