From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id B06A91D078 for ; Fri, 6 Apr 2018 19:01:50 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 06 Apr 2018 10:01:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,415,1517904000"; d="scan'208";a="214498842" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.42]) ([10.237.221.42]) by orsmga005.jf.intel.com with ESMTP; 06 Apr 2018 10:01:47 -0700 To: Remy Horton , dev@dpdk.org Cc: John McNamara , Wenzhuo Lu , Jingjing Wu , Qi Zhang , Beilei Xing , Shreyansh Jain , Thomas Monjalon References: <20180406145002.27480-1-remy.horton@intel.com> From: Ferruh Yigit Openpgp: preference=signencrypt Autocrypt: addr=ferruh.yigit@intel.com; prefer-encrypt=mutual; keydata= xsFNBFXZCFABEADCujshBOAaqPZpwShdkzkyGpJ15lmxiSr3jVMqOtQS/sB3FYLT0/d3+bvy qbL9YnlbPyRvZfnP3pXiKwkRoR1RJwEo2BOf6hxdzTmLRtGtwWzI9MwrUPj6n/ldiD58VAGQ +iR1I/z9UBUN/ZMksElA2D7Jgg7vZ78iKwNnd+vLBD6I61kVrZ45Vjo3r+pPOByUBXOUlxp9 GWEKKIrJ4eogqkVNSixN16VYK7xR+5OUkBYUO+sE6etSxCr7BahMPKxH+XPlZZjKrxciaWQb +dElz3Ab4Opl+ZT/bK2huX+W+NJBEBVzjTkhjSTjcyRdxvS1gwWRuXqAml/sh+KQjPV1PPHF YK5LcqLkle+OKTCa82OvUb7cr+ALxATIZXQkgmn+zFT8UzSS3aiBBohg3BtbTIWy51jNlYdy ezUZ4UxKSsFuUTPt+JjHQBvF7WKbmNGS3fCid5Iag4tWOfZoqiCNzxApkVugltxoc6rG2TyX CmI2rP0mQ0GOsGXA3+3c1MCdQFzdIn/5tLBZyKy4F54UFo35eOX8/g7OaE+xrgY/4bZjpxC1 1pd66AAtKb3aNXpHvIfkVV6NYloo52H+FUE5ZDPNCGD0/btFGPWmWRmkPybzColTy7fmPaGz cBcEEqHK4T0aY4UJmE7Ylvg255Kz7s6wGZe6IR3N0cKNv++O7QARAQABzSVGZXJydWggWWln aXQgPGZlcnJ1aC55aWdpdEBpbnRlbC5jb20+wsF+BBMBAgAoAhsDBgsJCAcDAgYVCAIJCgsE FgIDAQIeAQIXgAUCWZR1xgUJB33UawAKCRD5M+tD3xNhH3TID/wNjq1doFXg49WaM7ZXez/1 qwj7U6FQ2eUhlEPX8dXc52cu+iQk8/mssXQtANEx+jndxfvlkikBNgI+mr3m/ho54uQWFZd7 Bv0DVVkLHNkLWK6tT6iISdCgXrQuOv8y5rucEGkJ8dDPsp8Mqr4sBjavRBpczphoa3miKusA HzUEo0SYuHUPmBlbmvKv4PkA5quWtXpkgV2HZ1bW9X0dQkAqEVioAPm5Q6pXJODfV8kaZUtJ z4swEtBnK9XAWm2HccF7KmFh0vv+Zh9lEMnEFt7UPXngY6+xCTo6xV1IVc8EZfDjOip8I4h2 ALMaLgrZwA9VVmHCVOrnO3UZqfGehrwz4O3sUrcmIzxjk3gfBmVRCBfuWGchSpWtZ99U6V1a OEuG+ymyjBDtyymW+KSvmCBl2gIxZHvZFvSRRdDObkkUIskSJ95f/6HBOESRZBOiV9GEAhC5 gI9OAKKF8HQaN/r5KJrkzscjQcjIdV1jXhTkfQ4wH3GJiVM5JxsKsEjjRw7yfSJo2GBEGqMe KMwMLWg4f1DgVtjOuGf10isu+29MvapW2IxKYaHcVc2vHfWbDi2AvBj/VAzKILWbTEgI1VL5 zKpo5p6X2O55oEyeflDiAzrUfvLqB4vmTyqXtW6PdLyZC7kXIzmNu6EBVx9oSgy3CADw5saN 0La9OoCAc7Tn+s7BTQRX1ky+ARAApzQNvXvE2q1LAS+Z+ni2R13Bb1cDS1ZYq1jgpR13+OKN ipzd8MPngRJilXxBaPTErhgzR0vGcNTYhjGMSyFIHVOoBq1VbP1a0Fi/NqWzJOowo/fDfgVy K4vuitc/gCJs+2se4hdZA4EQJxVlNM51lgYDNpjPGIA43MX15OLAip73+ho6NPBMuc5qse3X pAClNhBKfENRCWN428pi3WVkT+ABRTE0taxjJNP7bb+9TQYNRqGwnGzX5/XISv44asWIQCaq vOkXSUJLd//cdVNTqtL1wreCVVR5pMXj7VIrlk07fmmJVALCmGbFr53BMb8O+8dgK2A5mitM n44d+8KdJWOwziRxcaMk/LclmZS3Iv1TERtiWt98Y9AjeAtcgYPkA3ld0BcUKONogP8pHVz1 Ed3s5rDQ91yr1S0wuAzW91fxGUO4wY+uPmxCtFVuBgd9VT9NAKTUL0qHM7CDgCnZPe0TW6Zj 8OqtdCCyAfvU9cW5xWM7Icxhde6AtPxhDSBwE8fL2ZmrDmaA4jmUKXp3i4JxRPSX84S08b+s DWXHPxy10UFU5A7EK/BEbZAKBwn9ROfm+WK+6X5xOGLoRE++OqNuUudxC1GDyLOPaqCbBCS9 +P6HsTHzxsjyJa27n4jcrcuY3P9TEcFJYSZSeSDh8mVGvugi0exnSJrrBZDyVCcAEQEAAcLB ZQQYAQIADwIbDAUCWZR1ZwUJA59cIQAKCRD5M+tD3xNhH5b+D/9XG44Ci6STdcA5RO/ur05J EE3Ux1DCHZ5V7vNAtX/8Wg4l4GZfweauXwuJ1w7Sp7fklwcNC6wsceI+EmNjGMqfIaukGetG +jBGqsQ7moOZodfXUoCK98gblKgt/BPYMVidzlGC8Q/+lZg1+o29sPnwImW+MXt/Z5az/Z17 Qc265g+p5cqJHzq6bpQdnF7Fu6btKU/kv6wJghENvgMXBuyThqsyFReJWFh2wfaKyuix3Zyj ccq7/blkhzIKmtFWgDcgaSc2UAuJU+x9nuYjihW6WobpKP/nlUDu3BIsbIq09UEke+uE/QK+ FJ8PTJkAsXOf1Bc2C0XbW4Y2hf103+YY6L8weUCBsWC5VH5VtVmeuh26ENURclwfeXhWQ9Og 77yzpTXWr5g1Z0oLpYpWPv745J4bE7pv+dzxOrFdM1xNkzY2pvXph/A8OjxZNQklDkHQ7PIB Lki5L2F4XkEOddUUQchJwzMqTPsggPDmGjgLZrqgO+s4ECZK5+nLD3HEpAbPa3JLDaScy+90 Nu1lAqPUHSnP3vYZVw85ZYm6UCxHE4VLMnnJsN09ZhsOSVR+GyP5Nyw9rT1V3lcsuH7M5Naa 2Xobn9m7l9bRCD/Ji8kG15eV1WTxx1HXVQGjdUYDI7UwegBNbwMLh17XDy+3sn/6SgcqtECA Q6pZKA2mTQxEKA== Message-ID: Date: Fri, 6 Apr 2018 18:01:46 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180406145002.27480-1-remy.horton@intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH v5 0/4] ethdev: add per-PMD tuning of RxTx parmeters 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: , X-List-Received-Date: Fri, 06 Apr 2018 17:01:51 -0000 On 4/6/2018 3:49 PM, Remy Horton wrote: > The optimal values of several transmission & reception related parameters, > such as burst sizes, descriptor ring sizes, and number of queues, varies > between different network interface devices. This patchset allows individual > PMDs to specify their preferred parameter values, and if so indicated by an > application, for them to be used automatically by the ethdev layer. > > rte_eth_dev_configure() has been changed so that specifying zero for both > nb_rx_q AND nb_tx_q causes it to use driver preferred values, and if these > are not available, falls back to EAL defaults. Setting one (but not both) > to zero does not cause the use of defaults, as having one of them zeroed is > a valid setup. > > This patchset includes per-PMD values for e1000 and i40e but it is expected > that subsequent patchsets will cover other PMDs. A deprecation notice > covering the API/ABI change is in place. > > Changes in v5: > * uint_16_t corrected to uint16_t > > Changes in v4: > * Added API/ABI change documentation > * Rebased to 78f5a2e93d74 > > Changes in v3: > * Changed formatting around new rte_eth_dev_info fields > * Added Doxygen documentation to struct rte_eth_dev_portconf > * Testpmd "port config all burst 0" and --burst=0 uses PMD > Rx burst recommendations. > * Added to release notes > * Rebased to 8ea081f38161 > > Changes in v2: > * Rebased to master > * Removed fallback values from rte_eth_dev_info_get() > * Added fallback values to rte_rte_[rt]x_queue_setup() > * Added fallback values to rte_eth_dev_configure() > * Corrected comment > * Removed deprecation notice > * Split RX and Tx into seperate structures > * Changed parameter names > > > Remy Horton (4): > ethdev: add support for PMD-tuned Tx/Rx parameters > net/e1000: add TxRx tuning parameters > net/i40e: add TxRx tuning parameters > testpmd: make use of per-PMD TxRx parameters For series, Reviewed-by: Ferruh Yigit