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Fri, 13 Jan 2023 03:06:46 +0000 From: "Ling, WeiX" To: "Ma, WenwuX" , "dev@dpdk.org" CC: "Ma, WenwuX" , "stable@dpdk.org" Subject: RE: [PATCH] vhost: fix net header settings in vhost datapath Thread-Topic: [PATCH] vhost: fix net header settings in vhost datapath Thread-Index: AQHZH+Zi8G7la0GwEU2zrfyo0uz3Jq6bt92A Date: Fri, 13 Jan 2023 03:06:45 +0000 Message-ID: References: <20230104023945.6669-1-wenwux.ma@intel.com> In-Reply-To: <20230104023945.6669-1-wenwux.ma@intel.com> Accept-Language: zh-CN, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: PH7PR11MB6006:EE_|SJ0PR11MB5070:EE_ x-ms-office365-filtering-correlation-id: 04cec5fe-e0a5-4578-e6d6-08daf513346a x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-forefront-antispam-report: CIP:255.255.255.255; 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mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none x-ms-exchange-crosstenant-authas: Internal x-ms-exchange-crosstenant-authsource: PH7PR11MB6006.namprd11.prod.outlook.com x-ms-exchange-crosstenant-network-message-id: 04cec5fe-e0a5-4578-e6d6-08daf513346a x-ms-exchange-crosstenant-originalarrivaltime: 13 Jan 2023 03:06:45.8795 (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: zlSsCfnETqEb76QAZDD3HVr7WuLXiGDGHfxqU5lipJCmEWgADYDq3vYgM8srDX9SUJITFEuK6ziJnGoM1kj9sw== x-ms-exchange-transport-crosstenantheadersstamped: SJ0PR11MB5070 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: intel.com X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 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 > -----Original Message----- > From: Wenwu Ma > Sent: Wednesday, January 4, 2023 10:40 AM > To: dev@dpdk.org > Cc: Ma, WenwuX ; stable@dpdk.org > Subject: [PATCH] vhost: fix net header settings in vhost datapath > > In vhost sync batch enqueue, the "num_buffers" of virtio net header is no= t > be set, but it should be set to 1 if the mrg_rxbuf feature is turned on, = This > patch fix the issue. > > Fixes: ef861692c398 ("vhost: add packed ring batch enqueue") > Cc: stable@dpdk.org > > Signed-off-by: Wenwu Ma > --- Tested-by: Wei Ling