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Thu, 30 May 2019 15:49:28 +0000 Received: from VI1PR05MB4141.eurprd05.prod.outlook.com ([fe80::c16d:129:4a40:9ba1]) by VI1PR05MB4141.eurprd05.prod.outlook.com ([fe80::c16d:129:4a40:9ba1%6]) with mapi id 15.20.1943.016; Thu, 30 May 2019 15:49:27 +0000 From: Jason Gunthorpe To: Yuehaibing , =?iso-8859-1?Q?J=E9r=F4me_Glisse?= CC: "bskeggs@redhat.com" , "airlied@linux.ie" , "daniel@ffwll.ch" , "jglisse@redhat.com" , "rcampbell@nvidia.com" , Leon Romanovsky , "akpm@linux-foundation.org" , "sfr@canb.auug.org.au" , "gregkh@linuxfoundation.org" , "b.zolnierkie@samsung.com" , "linux-kernel@vger.kernel.org" , "nouveau@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "linux-mm@kvack.org" Subject: Re: [PATCH] drm/nouveau: Fix DEVICE_PRIVATE dependencies Thread-Topic: [PATCH] drm/nouveau: Fix DEVICE_PRIVATE dependencies Thread-Index: AQHU9Smp7DtPqq1csU6J+upeBQ7IX6aEDxgAgAAFFYA= Date: Thu, 30 May 2019 15:49:27 +0000 Message-ID: <20190530154923.GJ13461@mellanox.com> References: <20190417142632.12992-1-yuehaibing@huawei.com> <583de550-d816-f619-d402-688c87c86fe3@huawei.com> In-Reply-To: <583de550-d816-f619-d402-688c87c86fe3@huawei.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: BL0PR1501CA0010.namprd15.prod.outlook.com (2603:10b6:207:17::23) 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: mD+yXMynfy4cxpwEDWUiTZK3y7e3HTcdtyeyxxhGMJYJCRoGQjggi/MVCYWDaEZhTs6JRyaO65Im0wo83Z7roj+akgVuSIaSi/tUocwZyEnlBMIhH+kT540cISNX7AQnsgvYJxOWqxXlHrvHnDs+oNoF+mLvxbpKeoChDYV/HwBsqbk8TOgVfqHsmDPMhu6nXgF85ULOdp+55FuClaG6W9OBO40IuayZ60NDABOdE2ofDNbpHDLNr7SOhbnZXe4wQC2qSZ/6BrKjUsHVNxQBIo+HyQFVZGCs6lhpfcAKMCwljEFtq957iVez48KViXGjvLMCslgwnV1JN2Bh7tLJATJGvN0Wg3jzvcoPxTJWizt1z7WllEXvcnqizgfXvP4Dlzc9QgcNgtOaNRsA/V/msr+SYHruZjBesDW69tYjOxs= Content-Type: text/plain; charset="iso-8859-1" Content-ID: <56987BA9B86175409FE65B63660189BB@eurprd05.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: eb64e4a5-1883-4fa3-abde-08d6e516657f X-MS-Exchange-CrossTenant-originalarrivaltime: 30 May 2019 15:49:27.8018 (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: jgg@mellanox.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR05MB5038 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 Thu, May 30, 2019 at 11:31:12PM +0800, Yuehaibing wrote: > Hi all, >=20 > Friendly ping: >=20 > Who can take this? >=20 > On 2019/4/17 22:26, Yue Haibing wrote: > > From: YueHaibing > >=20 > > During randconfig builds, I occasionally run into an invalid configurat= ion > >=20 > > WARNING: unmet direct dependencies detected for DEVICE_PRIVATE > > Depends on [n]: ARCH_HAS_HMM_DEVICE [=3Dn] && ZONE_DEVICE [=3Dn] > > Selected by [y]: > > - DRM_NOUVEAU_SVM [=3Dy] && HAS_IOMEM [=3Dy] && ARCH_HAS_HMM [=3Dy] &= & DRM_NOUVEAU [=3Dy] && STAGING [=3Dy] > >=20 > > mm/memory.o: In function `do_swap_page': > > memory.c:(.text+0x2754): undefined reference to `device_private_entry_f= ault' > >=20 > > commit 5da25090ab04 ("mm/hmm: kconfig split HMM address space mirroring= from device memory") > > split CONFIG_DEVICE_PRIVATE dependencies from > > ARCH_HAS_HMM to ARCH_HAS_HMM_DEVICE and ZONE_DEVICE, > > so enable DRM_NOUVEAU_SVM will trigger this warning, > > cause building failed. > >=20 > > Reported-by: Hulk Robot > > Fixes: 5da25090ab04 ("mm/hmm: kconfig split HMM address space mirroring= from device memory") > > Signed-off-by: YueHaibing > > drivers/gpu/drm/nouveau/Kconfig | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > >=20 > > diff --git a/drivers/gpu/drm/nouveau/Kconfig b/drivers/gpu/drm/nouveau/= Kconfig > > index 00cd9ab..99e30c1 100644 > > +++ b/drivers/gpu/drm/nouveau/Kconfig > > @@ -74,7 +74,8 @@ config DRM_NOUVEAU_BACKLIGHT > > =20 > > config DRM_NOUVEAU_SVM > > bool "(EXPERIMENTAL) Enable SVM (Shared Virtual Memory) support" > > - depends on ARCH_HAS_HMM > > + depends on ARCH_HAS_HMM_DEVICE > > + depends on ZONE_DEVICE > > depends on DRM_NOUVEAU > > depends on STAGING > > select HMM_MIRROR > >=20 I'm expecting to take a patch like this into the new hmm git tree once Jerome sends his Final Solution for the kconfig problems. Maybe it is this patch, Jerome?? Regards, Jason=20