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Levin" CC: Paul Burton , Elvira Khabirova , Ralf Baechle , James Hogan , "linux-mips@linux-mips.org" , "linux-kernel@vger.kernel.org" , "linux-mips@linux-mips.org" Subject: Re: [PATCH] mips: fix mips_get_syscall_arg o32 check Thread-Topic: [PATCH] mips: fix mips_get_syscall_arg o32 check Thread-Index: AQHUgc52QNF7mHHAKU+2VcJb+xKVPqVam7UA Date: Wed, 21 Nov 2018 19:23:28 +0000 Message-ID: References: <20181121191438.GB10301@altlinux.org> In-Reply-To: <20181121191438.GB10301@altlinux.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: MWHPR15CA0047.namprd15.prod.outlook.com (2603:10b6:300:ad::33) To MWHPR2201MB1277.namprd22.prod.outlook.com (2603:10b6:301:24::17) authentication-results: spf=none (sender IP is ) smtp.mailfrom=pburton@wavecomp.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [4.16.204.77] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;MWHPR2201MB1392;6:wpD9lvS8k45ydhUx56rfgqowYd6TXD+K6xwPf8LNk0PtD42x6NAI++6Gwo90RTpQLMRFWowINExhFC6itnPi+eDsNJ36vDHQ8BWLBxN90JBPz4f/vp4GeqbLop5P4cYKf01kL1Av9aAKMNPkJFuFXlc2qatdjuU6CTQeMKQZ9YJIpHAjEbOmwJdSkVBg0U/HuzAYyK6Yghn/A7iQGAtN4iYnfuD6bWMgjqfLrpT5kre+rRXqwQvtzPINkpnklBzXY4HkGxE0Cga+Xehd63Tl/I6DtJc2AQIuwZKCKxXxQMzfbhOvaeiGO6d8AlLSilWlUYkbpv8pybwcowbh5B1qakNAARn4aQbtwNXdSvvrKfmDVw+9tJee4dnSDFsZrKJwhJav0HCz4xVhPd+9A9+rw6WlXGgXHG1Le5yqPBPChzMOpXsAZ3ypQQOYoRt8wItkMz4lAIGJfMpHFSGWkgOe5Q==;5:yQY5dUQY1JBQfarWtV5ebxRqVmqaeFbGjZcsEZuz2zcuGSyWHQQIrjutlCAEop8JZkauurNxfLscbafMloIDYHDQhLBOLtoO1WAt6MWeBkFaMnftlTiZoZjXVe2G0cxk7ZwYYcabi6JOB5FEkzNkpnK909L3A9Oy4kDy0PD8EYU=;7:+m/PfqYCqIM6Of8IBfcIVYNpirQQOcmvsT1GqRCcYAqU8xawP1lJewOIrmPXF+o3m8D19ACy+I0fOPP48okgEUgxLodBzFo3oIG5++WteuwLgscomD3Uy1zaV2lrvPqM5bOs7w/zFOT/L75NPIeGSA== x-ms-office365-filtering-correlation-id: e806bdf7-d4fe-40a3-ebd8-08d64fe6d084 x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390098)(7020095)(4652040)(7021145)(8989299)(5600074)(711020)(4534185)(7022145)(4603075)(4627221)(201702281549075)(8990200)(7048125)(7024125)(7027125)(7023125)(2017052603328)(7153060)(7193020);SRVR:MWHPR2201MB1392; x-ms-traffictypediagnostic: MWHPR2201MB1392: x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(6040522)(2401047)(5005006)(8121501046)(93006095)(3002001)(10201501046)(3231442)(944501410)(52105112)(148016)(149066)(150057)(6041310)(2016111802025)(20161123562045)(20161123560045)(20161123564045)(20161123558120)(6043046)(201708071742011)(7699051)(76991095);SRVR:MWHPR2201MB1392;BCL:0;PCL:0;RULEID:;SRVR:MWHPR2201MB1392; x-forefront-prvs: 08635C03D4 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(366004)(39850400004)(346002)(136003)(376002)(396003)(199004)(189003)(76176011)(256004)(52116002)(6436002)(42882007)(7696005)(71200400001)(71190400001)(5660300001)(44832011)(68736007)(99286004)(486006)(66066001)(575784001)(26005)(6506007)(102836004)(7736002)(186003)(386003)(305945005)(54906003)(74316002)(6916009)(476003)(229853002)(97736004)(2900100001)(9686003)(3846002)(6116002)(508600001)(8936002)(6246003)(53936002)(55016002)(14454004)(81166006)(81156014)(106356001)(105586002)(446003)(33656002)(8676002)(11346002)(316002)(25786009)(4326008)(2906002);DIR:OUT;SFP:1102;SCL:1;SRVR:MWHPR2201MB1392;H:MWHPR2201MB1277.namprd22.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; received-spf: None (protection.outlook.com: wavecomp.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: ySNBboqUmMjRg5xnc1xl07Gd3pHigX1Euby/bQsORW7M5fd/h+wpr30es7r4QaNCoKrNMhyJBO/MCxw7iTUaLWofaEe5++MfaUVPP5pTB7d4V/NOxaiBaT2oj2oOKVcgm9SfsX2ZES5kWfBlaYoZPlQ044+oStjS7bptS0n7qwImHMbYK+RW6gtjfgCrqoSE4cKhVs2Mv0lZ96AbPma+bQj3nFLRahH3T5Dwn61DfxDpqU4YYqoamTDJNiLMOcOobSosnAz8NyUsoXRle8VDxXUbtW2bWfxBzZNg9rXP2+BMbJdXpxL9ehrofwh4erHpFlvn2zyZvn2rgn0tPNfAcA+qRfcPNApxoSq3xaYE2fQ= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: mips.com X-MS-Exchange-CrossTenant-Network-Message-Id: e806bdf7-d4fe-40a3-ebd8-08d64fe6d084 X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Nov 2018 19:23:28.4182 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 463607d3-1db3-40a0-8a29-970c56230104 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR2201MB1392 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, Dmitry V. Levin wrote: > When checking for TIF_32BIT_REGS flag, mips_get_syscall_arg() should > use the task specified as its argument instead of the current task. >=20 > This potentially affects all syscall_get_arguments() users > who specify tasks different from the current. >=20 > Fixes: c0ff3c53d4f99 ("MIPS: Enable HAVE_ARCH_TRACEHOOK.") > Signed-off-by: Dmitry V. Levin Applied to mips-fixes. Thanks, Paul [ This message was auto-generated; if you believe anything is incorrect then please email paul.burton@mips.com to report it. ]