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Mon, 26 Apr 2021 11:23:50 +0000 From: "Li, Xiaoyun" To: "Yigit, Ferruh" , Viacheslav Ovsiienko , "Wei Hu (Xavier)" , Chengchang Tang CC: "dev@dpdk.org" , "stable@dpdk.org" , "Andrew Boyer" Thread-Topic: [PATCH v2] app/testpmd: fix segment number check Thread-Index: AQHXOFtOdzaTBGa2TkC1Okc6O4+1nqrGqwVQ Date: Mon, 26 Apr 2021 11:23:50 +0000 Message-ID: References: <1607699265-5238-1-git-send-email-viacheslavo@nvidia.com> <20210423160952.336272-1-ferruh.yigit@intel.com> In-Reply-To: <20210423160952.336272-1-ferruh.yigit@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: 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: [192.55.46.54] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 08ab833e-b145-49a5-70d2-08d908a5c43a x-ms-traffictypediagnostic: DM6PR11MB3577: 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:4714; 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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: DM4PR11MB5534.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 08ab833e-b145-49a5-70d2-08d908a5c43a X-MS-Exchange-CrossTenant-originalarrivaltime: 26 Apr 2021 11:23:50.4037 (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: GEnDAaEwa+hemKtMeEY7Tc/e3HYCUKxSRn/4f4VVc18xued7jiag3/sZtjL5s/sJODpc7s60Dpbiivz9krnMyA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR11MB3577 X-OriginatorOrg: intel.com Subject: Re: [dpdk-stable] [PATCH v2] app/testpmd: fix segment number check 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" Hi > -----Original Message----- > From: Yigit, Ferruh > Sent: Saturday, April 24, 2021 00:10 > To: Viacheslav Ovsiienko ; Li, Xiaoyun > ; Wei Hu (Xavier) ; > Chengchang Tang > Cc: Yigit, Ferruh ; dev@dpdk.org; stable@dpdk.org= ; > Andrew Boyer > Subject: [PATCH v2] app/testpmd: fix segment number check >=20 > From: Viacheslav Ovsiienko >=20 > The --txpkts command line parameter was silently ignored due to applicati= on > was unable to check the Tx queue ring sizes for non configured ports [1]. Remove this [1] or mark the following items as [1] [2] [3]. >=20 > The "set txpkts " was also rejected if there was some stopp= ed or > /unconfigured port. >=20 > This provides the following: >=20 > - If fails to get ring size from the port, this can be because port is > not initialized yet, ignore the check and just be sure segment size > won't cause an out of bound access. The port descriptor check will > be done during Tx setup. >=20 > - The capability to send single packet is supposed to be very basic > and always supported, the setting segment number to 1 is always > allowed, no check performed >=20 > - At the moment of Tx queue setup the descriptor number is checked > against configured segment number >=20 > Bugzilla ID: 584 > Fixes: 8dae835d88b7 ("app/testpmd: remove restriction on Tx segments set"= ) > Cc: stable@dpdk.org >=20 > Signed-off-by: Viacheslav Ovsiienko > Signed-off-by: Ferruh Yigit > --- > Cc: Andrew Boyer >=20 > v2: > * Become more flexible for the '--txpkts' command line, if not able to > get the descriptor size from port, ignore the check. >=20 > ('nb_txd' check was proposed before, this will require '--txd' > parameter, but also enforces a specific order on the parameters, > instead going with the option to flex the checks for parameter.) > --- > app/test-pmd/cmdline.c | 4 ++++ > app/test-pmd/config.c | 32 ++++++++++++++++++++++++-------- > 2 files changed, 28 insertions(+), 8 deletions(-) Except the one comment above for commit log, Acked-by: Xiaoyun Li