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Magnani" , Michal Simek , Jason Gunthorpe Subject: Re: [PATCH] arch/microblaze: add support for get_user() of size 8 bytes Thread-Topic: [PATCH] arch/microblaze: add support for get_user() of size 8 bytes Thread-Index: AQHVTKduheAjE46eDEm4+HSiEFkSBKbvBPWA Date: Wed, 7 Aug 2019 03:21:11 +0000 Message-ID: <20190807032059.GC4832@mtr-leonro.mtl.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: LO2P265CA0136.GBRP265.PROD.OUTLOOK.COM (2603:10a6:600:9f::28) To AM4PR05MB3137.eurprd05.prod.outlook.com (2603:10a6:205:8::27) authentication-results: spf=none (sender IP is ) smtp.mailfrom=leonro@mellanox.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [77.137.115.125] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 2553813c-ea16-4ce0-c41b-08d71ae64c08 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(4618075)(2017052603328)(7193020);SRVR:AM4PR05MB3410; x-ms-traffictypediagnostic: AM4PR05MB3410: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6108; x-forefront-prvs: 01221E3973 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(39860400002)(346002)(366004)(376002)(396003)(136003)(189003)(199004)(476003)(486006)(256004)(8676002)(68736007)(1076003)(53936002)(6436002)(6512007)(9686003)(7736002)(86362001)(2906002)(229853002)(6486002)(6916009)(305945005)(81156014)(66066001)(5660300002)(102836004)(4326008)(14454004)(81166006)(11346002)(186003)(25786009)(6116002)(3846002)(99286004)(446003)(33656002)(52116002)(66946007)(64756008)(66476007)(66556008)(76176011)(66446008)(54906003)(386003)(478600001)(8936002)(6246003)(71200400001)(107886003)(316002)(26005)(71190400001)(6506007);DIR:OUT;SFP:1101;SCL:1;SRVR:AM4PR05MB3410;H:AM4PR05MB3137.eurprd05.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: mellanox.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: GTKCP2HiNYuVstqSRRjgjxOu9Z/7LQA4HHfE0xZJD7j/6sjKkZ1yWzsnXWxDzeJ4zlwwq7VjvkBkmxNm6GAA8fy497wcXLc6R/9TIxQbT+QpN4bCIOK3Ro3yTl6dW05yI+E/+VwddrkZu/dC/ql0fgaR0SVTvtJ0Z++sOpDY3eFFE9mfg6/hzECMkzj3LflwnK5bqOf7zDh8mLvCkDGQ4ripVJEUVW9+2Uz760dkglnXJ/g9UYTF9GAawuXAYWcyf88yHVn4b9eG/F+n8xAYeLe8B4bVX45pi/fqjmCYCa4PBz8xx39Ypcp1fLz52vdibP49/gmjwX7pyU2Feie4eaOG53bsM7XJtivykWdY+KCzUkJGNgjNCsEX3Rh110jUFnXlm3xmWgOHYG/WWWxImF+kQzkdTGltVH4hwKZ9AmQ= Content-Type: text/plain; charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2553813c-ea16-4ce0-c41b-08d71ae64c08 X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Aug 2019 03:21:11.8756 (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: IyIUhWNlMViGIPkXlAXSYxY/Xqc+8lRcYR73RXuljXP0JrRKl4WZ2+juhCnjsxQB7fi4WWrry6OqqLu8uWO/4A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM4PR05MB3410 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 06, 2019 at 03:36:37PM -0700, Randy Dunlap wrote: > From: Randy Dunlap > > arch/microblaze/ is missing support for get_user() of size 8 bytes, > so add it by using __copy_from_user(). > > Fixes these build errors: > drivers/infiniband/core/uverbs_main.o: In function `ib_uverbs_write': > drivers/infiniband/core/.tmp_gl_uverbs_main.o:(.text+0x13a4): undefine= d reference to `__user_bad' > drivers/android/binder.o: In function `binder_thread_write': > drivers/android/.tmp_gl_binder.o:(.text+0xda6c): undefined reference t= o `__user_bad' > drivers/android/.tmp_gl_binder.o:(.text+0xda98): undefined reference t= o `__user_bad' > drivers/android/.tmp_gl_binder.o:(.text+0xdf10): undefined reference t= o `__user_bad' > drivers/android/.tmp_gl_binder.o:(.text+0xe498): undefined reference t= o `__user_bad' > drivers/android/binder.o:drivers/android/.tmp_gl_binder.o:(.text+0xea7= 8): more undefined references to `__user_bad' follow > > 'make allmodconfig' now builds successfully for arch/microblaze/. > > Fixes: 538722ca3b76 ("microblaze: fix get_user/put_user side-effects") > Reported-by: kbuild test robot > Signed-off-by: Randy Dunlap > Cc: Al Viro > Cc: Steven J. Magnani > Cc: Michal Simek > Cc: Jason Gunthorpe > Cc: Leon Romanovsky > Cc: Andrew Morton > --- > arch/microblaze/include/asm/uaccess.h | 6 ++++++ > 1 file changed, 6 insertions(+) > Thanks, it works for us. Reviewed-by: Leon Romanovsky