From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5371325BF09; Wed, 25 Jun 2025 12:21:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.18 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750854102; cv=fail; b=FNk0LdgPaL4bJwLhT81W4K22jD2yqADXbCcXKcH4vKlEVDBoFxSDb15crN7afjAkFxAEcvU2WduVJbheT9flf5Iuhg3neHOPTsCE800WPPykaz5H7Z5KbRMVcFzyqJ+0vP+4wtAxa76v35q8uDTP9fcrxfZaQNQtYET4yRqMHxM= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750854102; c=relaxed/simple; bh=MAqLuqDt0T2KMJsUPdKxfd9Zdhz4X5eyI77M41u+PbU=; h=Date:From:To:CC:Subject:Message-ID:References:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=MR79kRYZvXHmb9Fhf8aS0lLpARNpLnjK0KaE7gjUz+b4aO8hDBSjEQKlOEk2ZhxGv0SrdzmzVJHRuo5sHtaZeV2O8eW450GqtqKv8CLmmECTjmtqBaDP45RpCW4qm9qCR3Dy0/p/Kckc+ja+TEKcp7cJuJ4vpJMFsJtxTUaoQmM= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=BfOZ3x56; arc=fail smtp.client-ip=198.175.65.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="BfOZ3x56" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1750854101; x=1782390101; h=date:from:to:cc:subject:message-id:references: content-transfer-encoding:in-reply-to:mime-version; bh=MAqLuqDt0T2KMJsUPdKxfd9Zdhz4X5eyI77M41u+PbU=; b=BfOZ3x56sQguT1BgHocJPpK4nRR7UYDoOSz0agko+WJUODmlNAfHbk8d fPo9XwBdzkJsS/0FkUOdbVGPk1191A1FnxeOly680McZbIRgp6EaRRdtV sxhg7QiTwJY3ruCoGqqhm5UcJ2hnZ9XXZrZrOtzrwrmlQ2NlTu+36ZSVk 9sAzdaNz6jO667Ao5eOnrylmitDN671KxE2YuvOQNNzmBADvnaDtiCKDw PUmXyICP+ivrwY/mTB3FdYJ/+hjrblYR7M1/o+ahMtEZSw4kpEPnG8ZS+ RjGdcnDwcRnnce5MAnJf+/XMXZAroz1J1/iYLDiHzOAxSTAR6x2hGxsH6 A==; X-CSE-ConnectionGUID: /sN5lEcfSJOPoxXlevXlDQ== X-CSE-MsgGUID: +XAa6iBNRUOAKSMSJQj+qA== X-IronPort-AV: E=McAfee;i="6800,10657,11474"; a="53257361" X-IronPort-AV: E=Sophos;i="6.16,264,1744095600"; d="scan'208";a="53257361" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jun 2025 05:21:39 -0700 X-CSE-ConnectionGUID: b/r9XhEGROy0s3hylm+nUg== X-CSE-MsgGUID: wGRy++HpTtuFLRur3Jn0hA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,264,1744095600"; d="scan'208";a="151962359" Received: from orsmsx902.amr.corp.intel.com ([10.22.229.24]) by orviesa009.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jun 2025 05:21:38 -0700 Received: from ORSMSX903.amr.corp.intel.com (10.22.229.25) by ORSMSX902.amr.corp.intel.com (10.22.229.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.25; Wed, 25 Jun 2025 05:21:37 -0700 Received: from ORSEDG902.ED.cps.intel.com (10.7.248.12) by ORSMSX903.amr.corp.intel.com (10.22.229.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.25 via Frontend Transport; Wed, 25 Jun 2025 05:21:37 -0700 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (40.107.244.68) by edgegateway.intel.com (134.134.137.112) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.25; Wed, 25 Jun 2025 05:21:37 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=jMAFV5xZpa4LX2X3Wsezkyu+1HjIcmPHspKvSxSZZPJFmyWVE6Eqw5oRq5OAduau/no1y3/Y4z0yTp3dGYPPA4hh5KeUHaxSsn8NHHvQIMG427c/0GLeGIpq9h4A38lz6cfgL6/78TeMMO1mnV6UW8QozvPuIrcfeWc03/RT9RenFHuztUkKrEVSdzgJG0tUtznZoWJGK8NgARyQ4BrzHBhF85qthuwc2Eduw2fcsh2DygKOLJ67E3wcVvQnFqZBOEudkXTiNGUXnXgwfgLgNypZ7n8dhLhYXpXxbm/oYPs3RpSqilyctv7GIxcuDIUuu16QYBehOnct7agtrzfh2w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=bXhVvnmdPkaKji4OqbvuQexT9QGg/nfyQiWRcfV+xtU=; b=nF1ao85L6uk0gye9i7Nog0CuCSs80n4NUokFqmmQTZSSajA8r+BycJ2uXrEdxC+OIuVs7cOotOtPAw1bJ4g4W44eeEo3qSIdlRhOHOM9c6g0yJ/vka9L0eBa9Cu28QOaVl8t8bs+FVClbVN3m0PGRFsd7C4JwfUJG3aLwuTaNorJXt6QtT78zobxxnDGo51KQjDltEf08rrtsL1afArxp3jcrzn51LELTGwCgno7d+Vf/OpdUsXzrAKok8Jl4vnpL7qq0RvU88EvCQr5l2Op56KlaxSyKql91vR7bE9RyxfVSg5eb/iwW8xFLj5meswWxmN8MzJD8eU37rbxhWC4lQ== ARC-Authentication-Results: i=1; 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 Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from DM4PR11MB6117.namprd11.prod.outlook.com (2603:10b6:8:b3::19) by CY8PR11MB7800.namprd11.prod.outlook.com (2603:10b6:930:72::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8880.16; Wed, 25 Jun 2025 12:21:21 +0000 Received: from DM4PR11MB6117.namprd11.prod.outlook.com ([fe80::d19:56fe:5841:77ca]) by DM4PR11MB6117.namprd11.prod.outlook.com ([fe80::d19:56fe:5841:77ca%4]) with mapi id 15.20.8857.026; Wed, 25 Jun 2025 12:21:21 +0000 Date: Wed, 25 Jun 2025 14:21:14 +0200 From: Maciej Fijalkowski To: Jason Xing CC: Jakub Kicinski , , , , , , , , , , , , , , , , Jason Xing Subject: Re: [PATCH net-next v4] net: xsk: introduce XDP_MAX_TX_BUDGET setsockopt Message-ID: References: <20250623021345.69211-1-kerneljasonxing@gmail.com> <20250624163114.712a9c43@kernel.org> Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-ClientProxiedBy: WA2P291CA0038.POLP291.PROD.OUTLOOK.COM (2603:10a6:1d0:1f::8) To DM4PR11MB6117.namprd11.prod.outlook.com (2603:10b6:8:b3::19) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DM4PR11MB6117:EE_|CY8PR11MB7800:EE_ X-MS-Office365-Filtering-Correlation-Id: 054444d2-53e7-4c97-9328-08ddb3e2cb99 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|1800799024|376014|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?eUs5Q1pQRG9pdjE3VE41UURiMjZobHVqZVZOMHRhMmk1cmlVU3hvTEdpOXR3?= =?utf-8?B?cDRaM1dpUmNDYnJYTzFsTDc1NW5RbmtXcDNXRXk5T2NvNk50MmhoZ0I1Ujhq?= =?utf-8?B?THZCRDVnemdCN01UZHZ6Y1MzSnpxdm1WUGlpelR6aW8reXoyOG5ndTNFdnRr?= =?utf-8?B?S1FUOFIzQXJYSVF5d2cxVUhGU0lybi81a1ZvQUVCR2Y0a2VWeEJIRXp0U1Nn?= =?utf-8?B?c1RBTFlpUS9pY2ltZ21TYmJRS3kzelFUNkdwY2I2M0JPbW1yc1l3azlUc2dG?= =?utf-8?B?Q1dCK3BYb0tIVTQ5YzFTMjNQZzdCVGxXZFNiMUNWbkhQMW44alpTeVk0UE9q?= =?utf-8?B?eHdlU0U0Zm56dEdsWmsrK1JLUGhLYStscmZ4Q2NldTRWcURZbFdxVFNYaGhL?= =?utf-8?B?aEQzR2htT3c5a2xMT3BSU3pNV01DNk1tbERwak5Ebjl1MWlicHVDVktKWlhy?= =?utf-8?B?cE54NSsraTM3UTB5Q1F3RUZBSXgxNGdSR1V4NkErSTFIZlppWVdnUWRGSnQ4?= =?utf-8?B?cnBxWGdYL25SWW9GU2Z6djZGWTZDVDNQUHJiOUQrOTZtYXp4ZFNVWlNXdFVQ?= =?utf-8?B?QzUyWXpoa08xNlFnYlF4dDBVdDVsNTdhRk4xd1dMN3pjY29xWUxBNzQ1S2VS?= =?utf-8?B?R3dnL3VFeGJ2RU12WWFSNm82SGVNbFZHbXdRKzVSdTYvdlZYQjltb3pHcVBi?= =?utf-8?B?bG9VYU0yRnA4cGl4VHF5SkY1WlZqRGlXNFBiYVRzQithM3dueXQvazlFU013?= =?utf-8?B?R0tKTGZXdFN6bUt3alRyMHVmNU1ueTFEeHpOTGRZdUx0eWpOU1poVk9RaTJT?= =?utf-8?B?endTY05NcFJMWklnNXFxNUJRckp1aW5ERHlrRW5oMTRvZS9EN0tlWmJaSFla?= =?utf-8?B?VXZVaE9BeW5qdk1MYi9EOHY4ZXNIM256L05XK3FEODdSMHRLWUMwdHBUSEw1?= =?utf-8?B?c2c2a3BxUXVLRFZITkxIbWlzQ0VReGo2aDB1dlk4MUNyb3ZlZWlPMVkwTkR3?= =?utf-8?B?cXVFUCtoRlY2aFZ0QUtuS0U3QVZyQmVtMlY2ak0vM1d3aW1UUjlTOENDdjV4?= =?utf-8?B?OUUyemxSZXV6S1Z1Tm5vYXBHN0dKdGU2aDZ1R21vY1p0T3dvSndUTXdaRzJ6?= =?utf-8?B?OXZ1c3FMaXptUzBRVVE5UzdmUXJmbW9VUjFIajVoT2pqd094K3dVV1RIeTZC?= =?utf-8?B?RXNGbHdJUlI4czR5clhBL0ErdWk4b1ZWQWVJMmpWOER2YjBzcklpNXZ2MlRU?= =?utf-8?B?YmhoaTVVbmhpWU9QZFBCditDZG9rWE40SzJZaUFRTitpL0xwMVlpVUVlTUdw?= =?utf-8?B?cnEvd204aVBoNnk5VjM5OWhoZGthcTJkdHVkTW9qbVVXMmNETTUwazhFV3Nu?= =?utf-8?B?MTVnenhjVzlLUXBhcWppVmE5S24vUU5TOG03aUs3R0lPd1JCUHEvYTNiNGI3?= =?utf-8?B?RU1QS1VOZ1JQdUk0OW9tMTFoRlo4Tkc1alBSMGdmdkpMTllPak1SZ05YQlpy?= =?utf-8?B?Mk9xOVlkZ1BVc1FyZTE2WGNjUDBVdVVadnBTTjN3RWJCVyt1cGxpM21EOEFL?= =?utf-8?B?R3VRWmJpNlFoM21XNGV5OEF5THNzUVNBeHpNUWx3V0ZqMUtjZDRsWEJ1NVBr?= =?utf-8?B?OVNrUlVIazlnWnhoN1FjYlpZMjBydjNCbElGRjRvZTRVOVdkVjNXUDBIdU10?= =?utf-8?B?VjlOWlNCempJY3dHZ0c0bzR3NEFhQVdhZnZ2cXFiZW9CWkpTQmJuUnRiaWpv?= =?utf-8?B?bkdDUXV1Y0I1RE4yUGg3aG9uVmhNdGRzVHV4VE5IdHlZdTFUdzh3eTRKaDlF?= =?utf-8?B?N1liT2hSQTUzTGxVQkR3K3NVSTAvTjlzOE1DRmd5cDFGWHZ5TXFhdHlhMTFs?= =?utf-8?B?SGs1ZFM5Ujd2Qm5DV0FrbXg4NVhYQlJPTUVXVlFOL0xBWU42bU9FOWY1QUZp?= =?utf-8?Q?mzjhw/fL2Ag=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DM4PR11MB6117.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(7416014)(1800799024)(376014)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?R0Z2V3B2Wi94NjhNMFNEeU0vS1ZGSzBsL3dOMHBVdzk3QUVZVytYcHovdzRV?= =?utf-8?B?aXE3MUFieVBXZmEzemlLWFB5ZHRvSm44QTE1Y1pBK2Q1Z0pMRDlmMGhQRHRW?= =?utf-8?B?N2k4ZXFrSUFGelFMNUY0QWNQSGd5RUdmV0U3L281aGZNYjhOWG43MEZzVFJX?= =?utf-8?B?Y1VWU2tRYThDR2xQKzk5ekhFbHFwUUFlYTNIdWZCdXRDZFdiUk8yOEJSeldn?= =?utf-8?B?blBKT0FiK0pwbkw5aDA4WmhyZGpKa3UxQk45dWZXQTAyYUZhU1FDQ0JJQkVD?= =?utf-8?B?R2o4clBvRmxQUUM3bDdrT0tjSkNjcnQ0cS9SZElYYW9qQXNVd1piam8wQVZJ?= =?utf-8?B?a3l2MFNOcC9Cb01mNC96Um1EQ1FsRlh3Snl5ZHUrWnNrcERzeU4zNmFOcnBF?= =?utf-8?B?RFBEV3JwVHhqTC9ETktxa1hnbTNBekpWTjYvTm8zVDFNS256R1N5M09hS1VU?= =?utf-8?B?QnZOdDJEcmFIYUZqU0JESFZVMERXek1QWkxWbzVWWmEwUjRTcHpZNW9EQ2lk?= =?utf-8?B?MDRZQ014dG9SWDMzT280d1JYMlp0NWpIZzVsZ1ByajB3cDJ3VjZmY3R3YVJv?= =?utf-8?B?MnQrdXk5RTZRU1VRaHlpeTBUUDNOM3dMQ3Iza2dscllDUTAvcEJ3aHRqR25C?= =?utf-8?B?VEtaelJ1dE85aldTU2lNSklWSm1QcEhJalRDQlNWdm5mUGNOblR3WFJGMU9l?= =?utf-8?B?c3dBVnNWeFRhVTk2ODN4UmxnVGxGbVkxMkFSQXdUaG1lOHczK0t0MTlpUWZw?= =?utf-8?B?SldnbTB6MW9tbDVyWVo3MWcxNjZHWUR4Y0V0OXJRY1AyK3JVZ2lWcFF1Q2x3?= =?utf-8?B?TzNxcWtSMkIzMWFkM2tyZ0VLcmVqUmh4ajEzdXRkdzNyNlFRQ1JEZWtVZ3Fp?= =?utf-8?B?SVZIUG5OQ1lEMW5sb3J3N2NMSXdKME9lOUlDZHZPV281bTRvbzlFYmdNWHo2?= =?utf-8?B?N0RHZEdrNDJ1TWpmTFFjTFNLQUIrd2VEbUZsdFBwamNra1kwVGNzVFRzRUJY?= =?utf-8?B?VWRraVd6MklwNU5qZ3hqdnRlbjF5L2haTndMOGUxdWVCYWc5azkwajZtUHQ0?= =?utf-8?B?TXdKQ2I3QnVaOUNTaWRsclNuaUtGMjY4Yk1oNENGUkdNcCtBZjM1cVJSQUxv?= =?utf-8?B?M3EyVlh1VU1xOEpKdk95VDVUeHR6d1hBNGFualJJTFE5aFIvUFRUVlAvK1cz?= =?utf-8?B?UWVQZXZpenhCR01KUlFyUjJIdm5vR3hyWitzeHdrd3p1cXVpU1ZteUNpQzk5?= =?utf-8?B?OXVzTmRBVzhYQlJsUzVkNklTS200eG1lWXNyR3g4UVB4TTY1TmRMa013aFdY?= =?utf-8?B?MWcyVWtteWU3K3lkVUdLNjlKWEYraEh5eGQ4eW9CN2xucTdjZlJVZy85SmhM?= =?utf-8?B?SnF0TFo4Qzk3WkQzakwrMEl4MmNBWDBKdDFCM2pFTjJJQWxFRyt0ZXRDNnlU?= =?utf-8?B?YnQ3ZjByTVY5bGZtTHF6bWdhb2RGUWZxdFB6Umw3MmRSMWVQUzhDR0FFZEFv?= =?utf-8?B?cDhFMDAvdWhaV1R4WngzZ0w1M0xzNHRrNHhsSTZtWWVScUFwQkpxWGhuVHo2?= =?utf-8?B?eXo0Qmpwa3k1cDFOWjRheEVyS2RpSllSUlkwendIVGtMZ0pSRkY3OFFVdGIw?= =?utf-8?B?R1ltU05aeXp2TnlhWmpUazNOVzczUUFWVGVqUEtPaW03R0JON24yNEhzNTla?= =?utf-8?B?SGRmdGI5UG1IUkR6czRtbjRCSlpRSmp1d1JQeTdicU80NTdGaWlRNWVCeENu?= =?utf-8?B?T1hsaEZXOFhLS2FaY3dwZHZzaXR3Yi9LWmgvMklBeEFDZ2lzWlhwUmlTN2Jj?= =?utf-8?B?SkMxNnJ5Ynp2SzVDUi9pVTdXL1NsYnNpNVJVNEl1TDYyWGlMNWJIblpmeXNL?= =?utf-8?B?MUtHaUI1ZGNkMFRka29PM0pNaXhESytLS2dCNDVRSStUcGw2Nzk2d3lkUFl0?= =?utf-8?B?c2ViRTFCZFZTZkovOUlvaDIwN2FVOEhjSmUvd3YwZFpLUUhwcXczcEpLSnlY?= =?utf-8?B?K0xsdDdrNFNBRlJxY0x1NUpxOW03anoxNHZIcDRQTUMyQW9qUE9Nc001UEZO?= =?utf-8?B?S01FRWhTckhMajkxYnpJajhtOFJvMDRHYmlEVDVUcDJMNmJGSDRNTklDWkJT?= =?utf-8?B?UGhQa1BCOGRWcjlXL3ZFWXgzbExnbWh1ZHpOTHJWbFJqL0xTMHIrNW5WWUhZ?= =?utf-8?B?aVE9PQ==?= X-MS-Exchange-CrossTenant-Network-Message-Id: 054444d2-53e7-4c97-9328-08ddb3e2cb99 X-MS-Exchange-CrossTenant-AuthSource: DM4PR11MB6117.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 25 Jun 2025 12:21:21.7306 (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: vBs45EEA5YFfL0/XW/kmGTIhOsGmo1kbsjh7+r7p6YkuGfsczUBJtc4FSn1iqEj8xyl7MTyOiFczK186qYC6+dTnPLXESn1vROYIeoXvKNk= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR11MB7800 X-OriginatorOrg: intel.com On Wed, Jun 25, 2025 at 08:19:01AM +0800, Jason Xing wrote: > On Wed, Jun 25, 2025 at 7:31 AM Jakub Kicinski wrote: > > > > On Mon, 23 Jun 2025 10:13:45 +0800 Jason Xing wrote: > > > @@ -424,7 +421,9 @@ bool xsk_tx_peek_desc(struct xsk_buff_pool *pool, struct xdp_desc *desc) > > > rcu_read_lock(); > > > again: > > > list_for_each_entry_rcu(xs, &pool->xsk_tx_list, tx_list) { > > > - if (xs->tx_budget_spent >= MAX_PER_SOCKET_BUDGET) { > > > + int max_budget = READ_ONCE(xs->max_tx_budget); > > > + > > > + if (xs->tx_budget_spent >= max_budget) { > > > budget_exhausted = true; > > > continue; > > > } > > > > I still think you're mixing two very different things. In the generic > > xmit path the value you're changing is a budget. But xsk_tx_peek_desc() > > *does not* exit after the "per socket budget" gets spent. The per > > socket budget only controls how many frames we pick from a single sock > > before we move to the next. But if we run out of budget on all sockets > > we give every socket a full budget again and start from the first one On point. Thanks Jakub! Let's stick to generic xmit budget. > > Ah, my fault. Thanks for reminding me. I missed the 'refilling budget' > process... > For the record: > xsk_tx_peek_desc() > -> xs->tx_budget_spent = 0; > > > again. > > > > For the ZC case the true budget is set by the driver's NAPI loop. > > True. > > I will remove this one. > > Thanks, > Jason > > > -- > > pw-bot: cr