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Thu, 13 Jun 2019 14:30:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Mellanox.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=r0d+YLFD8dGkAwiCYZAtPwS2G6Ds7zR/M3jKY4RPVuk=; b=monCWH28lJ8KutFgYrbunH4n71O0rCyBxc5YAFfMijiC+36DWBjgRugr2jES4xlF5XZW4obgenyjgDDc9/IxSVr5yzCoI5cH1QauGF4qKClZYCrLY15EznN0ic2/4wRlPBtniXJKWIQFSIlRR23+0rxITpaOtgBm7uBPIcTdrA8= Received: from VI1PR05MB4141.eurprd05.prod.outlook.com (10.171.182.144) by VI1PR05MB5584.eurprd05.prod.outlook.com (20.177.203.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1987.11; Thu, 13 Jun 2019 18:30:28 +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 15.20.1987.012; Thu, 13 Jun 2019 18:30:28 +0000 From: Jason Gunthorpe To: Christoph Hellwig CC: Dan Williams , =?iso-8859-1?Q?J=E9r=F4me_Glisse?= , Ben Skeggs , "linux-mm@kvack.org" , "nouveau@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "linux-nvdimm@lists.01.org" , "linux-pci@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 01/22] mm: remove the unused ARCH_HAS_HMM_DEVICE Kconfig option Thread-Topic: [PATCH 01/22] mm: remove the unused ARCH_HAS_HMM_DEVICE Kconfig option Thread-Index: AQHVIcx6m7GApB2g2EOjqyqCTmZIFaaZ6IgA Date: Thu, 13 Jun 2019 18:30:28 +0000 Message-ID: <20190613183024.GN22062@mellanox.com> References: <20190613094326.24093-1-hch@lst.de> <20190613094326.24093-2-hch@lst.de> In-Reply-To: <20190613094326.24093-2-hch@lst.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: MN2PR02CA0032.namprd02.prod.outlook.com (2603:10b6:208:fc::45) 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: eb3KNKd+VDg3aMK8Xechk52gl84tRX+UWpHdsOLNOQzeiT28ESmFj2R4yKBmX+NPNaW6nZgyRfR3xgOTcaQ1b4lRWF6pQAbCHEkPttsEIW1r8cu28CXaD45UV36dQZIooipJbaFiZTzELlXICo9wDON3UG7aNvg+R+cWUXcYJie9pdMNgKX5v3lkEcBent4N1kyPRMafc480EDdxGF4aAAmP5ip0yM9nDnluL/fQCgq8GXOGX7b3kOgug3OKimrxKxX837QgZlGE2fpggJ/ZDicu4ctD5be9CWPG3TpqcjUCqzn1BV4UmOojvh+hKxZkl1v7Z0lpZ+RXvTN9QxS06jX1iWzwcH93SIz/BXEzE46Prkw1Id4bz6tQ0K79DZqnttQrzX5GmktcE0O6ji7z3ox0jb5Tt89CDTzrmvMVFN0= Content-Type: text/plain; charset="iso-8859-1" Content-ID: <1C3FD7879859344FA6C6020F72EC479A@eurprd05.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: c1ee3c6a-1509-419a-74b4-08d6f02d35ac X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Jun 2019 18:30:28.7061 (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: VI1PR05MB5584 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org On Thu, Jun 13, 2019 at 11:43:04AM +0200, Christoph Hellwig wrote: > Signed-off-by: Christoph Hellwig > --- > mm/Kconfig | 10 ---------- > 1 file changed, 10 deletions(-) So long as we are willing to run a hmm.git we can merge only complete features going forward. Thus we don't need the crazy process described in the commit message that (deliberately) introduced this unused kconfig. I also tried to find something in-flight for 5.3 that would need this and found nothing Reviewed-by: Jason Gunthorpe Jason