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Fri, 16 Aug 2019 15:21:44 +0000 From: Jason Gunthorpe To: Christoph Hellwig CC: =?iso-8859-1?Q?J=E9r=F4me_Glisse?= , Ben Skeggs , Ralph Campbell , Bharata B Rao , Andrew Morton , "linux-mm@kvack.org" , "nouveau@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 10/10] mm: remove CONFIG_MIGRATE_VMA_HELPER Thread-Topic: [PATCH 10/10] mm: remove CONFIG_MIGRATE_VMA_HELPER Thread-Index: AQHVUnZJYsnBieZzVUGpUZxcbs6dtKb956sA Date: Fri, 16 Aug 2019 15:21:44 +0000 Message-ID: <20190816152138.GI5412@mellanox.com> References: <20190814075928.23766-1-hch@lst.de> <20190814075928.23766-11-hch@lst.de> In-Reply-To: <20190814075928.23766-11-hch@lst.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: YQXPR0101CA0041.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:c00:14::18) To VI1PR05MB4141.eurprd05.prod.outlook.com (2603:10a6:803:4d::16) authentication-results: spf=none (sender IP is ) smtp.mailfrom=jgg@mellanox.com; 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received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: LSSkYRTKWULuarBCdAI4ev3NilPmoRFGRPD1mKzzAOrUVkT/KSLQLhu5kxQpvON/GmJdKaEqbDcjvXsFFSZHS4a4NNOEmZMLrUAyW9ohvPv2j+rkRysqY/lOx/HTm1fOjXu4ZcCAxtHNCnwXop81ViizY7NSSFO2w+vALCyI7TnVnEKcoHCLkZSzNmcCrrlAox+8qKsMBfAbCzQ1D1TAV4aSr6ec5C0cZghq2qSRXoC8k5GNfI5X6YxVT+BtMt841x1S2dtLidqXDllIcd4Q1ImCqG+iGwYxIRLodwV4EA6CavTzGrS1KbjwxuyT0ajE923wzHVQ43KoSdeSFLa90V9aMe9s+kvoPLofF5yU/RwqbP7qUVC8A3zKhUmsypU8ZvcK06Rz5fQpRvjUUXy1fgBQeim/CVEQH0Gey5IIo3s= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="iso-8859-1" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: d688622a-311d-4f9a-5b6a-08d7225d724b X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Aug 2019 15:21:44.2527 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: DB77qARSXSVjoLwsNB/gfby8t5ZqoSSOk31af2mOqGhP/RtbR8vnAxR9ONmlanih3n5yS9jZEqFZTyREr5kJig== X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR05MB3213 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Aug 14, 2019 at 09:59:28AM +0200, Christoph Hellwig wrote: > CONFIG_MIGRATE_VMA_HELPER guards helpers that are required for proper > devic private memory support. Remove the option and just check for > CONFIG_DEVICE_PRIVATE instead. >=20 > Signed-off-by: Christoph Hellwig > --- > drivers/gpu/drm/nouveau/Kconfig | 1 - > mm/Kconfig | 3 --- > mm/migrate.c | 4 ++-- > 3 files changed, 2 insertions(+), 6 deletions(-) Reviewed-by: Jason Gunthorpe Aside from it making sense, I checked no other driver enables DEVICE_PRIVATE, so no change in kernel build. Jason