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Thu, 4 Feb 2021 15:47:34 +0000 From: "Ferriter, Cian" To: "Yigit, Ferruh" CC: "dev@dpdk.org" , "stable@dpdk.org" Thread-Topic: [PATCH] net/pcap: fix byte stats for drop Tx Thread-Index: AQHW+lJYluPJvgQ8xEmotezr1v4pdapIJOjA Date: Thu, 4 Feb 2021 15:47:34 +0000 Message-ID: References: <20210203173025.2786063-1-ferruh.yigit@intel.com> In-Reply-To: <20210203173025.2786063-1-ferruh.yigit@intel.com> Accept-Language: en-IE, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-version: 11.5.1.3 dlp-product: dlpe-windows dlp-reaction: no-action 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: [37.228.234.38] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 952fd02d-eb8b-438f-cf6e-08d8c92430b4 x-ms-traffictypediagnostic: BYAPR11MB2647: 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:6430; 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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: BYAPR11MB3751.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 952fd02d-eb8b-438f-cf6e-08d8c92430b4 X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Feb 2021 15:47:34.3858 (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: I1A2u1I9ayyhWBHjwTxMFRWPlrTNJIfWvXsPyl+W0TliqOvW422ZWRd82BHOoquUxkhW6dKq05RsIVEVKBoebQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR11MB2647 X-OriginatorOrg: intel.com Subject: Re: [dpdk-stable] [PATCH] net/pcap: fix byte stats for drop Tx 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 Sender: "stable" > -----Original Message----- > From: Yigit, Ferruh > Sent: Wednesday 3 February 2021 17:30 > To: Ferriter, Cian > Cc: Yigit, Ferruh ; dev@dpdk.org; stable@dpdk.org > Subject: [PATCH] net/pcap: fix byte stats for drop Tx >=20 > Drop Tx path in pcap is Tx that just drops the packets, which is used > for the case only Rx from a pcap file is requested/matters. >=20 > The byte stats was calculated using first mbuf segment, which gives > wrong values for multi segmented mbufs, updated to use packet length > instead. >=20 > Bugzilla ID: 597 > Fixes: a3f5252e5cbd ("net/pcap: enable infinitely Rx a pcap file") > Cc: stable@dpdk.org >=20 > Reported-by: Cian Ferriter > Signed-off-by: Ferruh Yigit > --- Acked-by: Cian Ferriter Tested this with 2 large PCAPs and it works as expected: testpmd> show port stats all ######################## NIC statistics for port 0 #####################= ### RX-packets: 2 RX-missed: 0 RX-bytes: 131070 RX-errors: 0 RX-nombuf: 0 TX-packets: 2 TX-errors: 0 TX-bytes: 131070 Throughput (since last show) Rx-pps: 0 Rx-bps: 0 Tx-pps: 0 Tx-bps: 0 #########################################################################= ###