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Wed, 2 Dec 2020 10:54:36 +0000 From: "Wang, Haiyue" To: "Zhang, AlvinX" , "Guo, Jia" CC: "dev@dpdk.org" , "Zhang, AlvinX" , "stable@dpdk.org" Thread-Topic: [PATCH] net/ixgbe: check the result of setting VF MTU Thread-Index: AQHWyJBIPwvJZSZJxkuS6gZx1M+8g6njoTRQ Date: Wed, 2 Dec 2020 10:54:36 +0000 Message-ID: References: <20201202094806.11464-1-alvinx.zhang@intel.com> In-Reply-To: <20201202094806.11464-1-alvinx.zhang@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.6.0.76 authentication-results: intel.com; dkim=none (message not signed) header.d=none;intel.com; dmarc=none action=none header.from=intel.com; x-originating-ip: [192.198.147.205] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 4c59f9d6-3e30-489b-5277-08d896b0a8f3 x-ms-traffictypediagnostic: BN7PR11MB2818: x-ld-processed: 46c98d88-e344-4ed4-8496-4ed7712e255d,ExtAddr x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:2201; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BN8PR11MB3795.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4c59f9d6-3e30-489b-5277-08d896b0a8f3 X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Dec 2020 10:54:36.4305 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: tdpYZwVXIiNHYbQSB+wOi8e21yOzu1kzboz9ZaZPoZjE9KkuXz3sC0WTJPfBv02MuMhqEXiGo7n8w3/3zUU78g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN7PR11MB2818 X-OriginatorOrg: intel.com Subject: Re: [dpdk-stable] [PATCH] net/ixgbe: check the result of setting VF MTU X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" > -----Original Message----- > From: Zhang,Alvin > Sent: Wednesday, December 2, 2020 17:48 > To: Guo, Jia ; Wang, Haiyue > Cc: dev@dpdk.org; Zhang, AlvinX ; stable@dpdk.org > Subject: [PATCH] net/ixgbe: check the result of setting VF MTU >=20 > From: Alvin Zhang >=20 > If a VF request to set a invalid maximum packet length value, > The PF kernel driver may disable its reception. >=20 > This patch add codes to output information and return the error status. >=20 > Signed-off-by: Alvin Zhang >=20 > Fixes: 12cd0cccc3db ("ixgbevf: allow to set MTU") > Cc: stable@dpdk.org > --- > drivers/net/ixgbe/ixgbe_ethdev.c | 3 ++- > drivers/net/ixgbe/ixgbe_rxtx.c | 8 ++++++-- > 2 files changed, 8 insertions(+), 3 deletions(-) >=20 Acked-by: Haiyue Wang > -- > 1.8.3.1