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SRVR:BYAPR18MB2487; H:BYAPR18MB2424.namprd18.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: marvell.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: M6yf5oPe6NKUZo74SL4js59DBDo/NxzwkIW7QafW4pDt912mLCRYQ6omC5Oa/Du+5fTVa+a5B6zpt7yCEMOE8Kjr7PjQpvRy/xRAZvfaAxt4Sf+EHjhvfncoeYHG0lsnyxomxzFoZPUyjvS0kyUNFI/qoFGlEqQ15cNh2F+Kh00p0BGrnKhbPNRvjesWEkk6AFVzYFMFHPAGgqFXrlWgSE0jTUuBz+ezLl/82zZcK8qtCHsI8dxRQIfpTLiDicccoLxy9nAbeI9fyj96Gx3B0joXY2afvaE9HPZtQiPjN1qbEQyPRwCZsqHGS8/CHGLAspSudAO47g3nWM6kMbD8k6TkLsuMzbu4h0GFIIUIKGjL9iaDIF0Ohg4aN19xxtQw6KEJaS9cOb0/lxGkT9gq4ZplHx9pgDSWqMmuoT09TP4= Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: ea79c81e-1556-4286-f542-08d709d99ebe X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Jul 2019 10:37:37.0503 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 70e1fb47-1155-421d-87fc-2e58f638b6e0 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: jerinj@marvell.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR18MB2487 X-OriginatorOrg: marvell.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:5.22.84,1.0.8 definitions=2019-07-16_03:2019-07-16,2019-07-16 signatures=0 Subject: Re: [dpdk-dev] [EXT] [PATCH 1/2] Revert "bus/pci: add Mellanox kernel driver type" X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" > -----Original Message----- > From: David Marchand > Sent: Thursday, July 11, 2019 3:19 AM > To: dev@dpdk.org > Cc: anatoly.burakov@intel.com; Jerin Jacob Kollanukkaran > ; thomas@monjalon.net > Subject: [EXT] [PATCH 1/2] Revert "bus/pci: add Mellanox kernel driver ty= pe" >=20 > This reverts commit 0cb86518db57d35e0abc14d6703fad561a0310e2. >=20 > The pci bus now reports DC when faced with a device bound to an unknown > driver and, in such a case, the IOVA mode is selected against physical ad= dress > availability. >=20 > As a consequence, there is no reason for this special case for Mellanox > drivers. >=20 > Fixes: 703458e19c16 ("bus/pci: consider only usable devices for IOVA mode= ") >=20 > Signed-off-by: David Marchand Reviewed-by: Jerin Jacob