From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 6D1CA43279; Fri, 3 Nov 2023 12:53:19 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 517B04027F; Fri, 3 Nov 2023 12:53:19 +0100 (CET) Received: from NAM04-MW2-obe.outbound.protection.outlook.com (mail-mw2nam04on2044.outbound.protection.outlook.com [40.107.101.44]) by mails.dpdk.org (Postfix) with ESMTP id A84B240273 for <dev@dpdk.org>; Fri, 3 Nov 2023 12:53:17 +0100 (CET) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=iVhOC/D9urSFfVUnz5BczFtFTvNkfkifzcaYOhyfjcBO+WAef/lte4n12EJzGwDwp34/nfHOfoEiq4tE85ZMVGNcvolnOPsMv6UA+nEiQ6x6lmUB5uslMSkzLIcRzPx+jKMj90ynF9w7+0443UgFzwh9+XIu5PMTer9o5RGzOsbErQwiCwJ5cN3iPmw/q629jbiab8il8wygdXrrsSqHnk7UKqeCpvu21PZILEQBf4LCJp3QsBn9dXNu6R3L+T0hhOLDlbGlOPXuGhZnO7d3QQFMD4h4NbHtYbRqvP6thhvhjdR8jFAvGzpZHy6T74VozhWlRtP4fZDp2vFipIjbDA== ARC-Message-Signature: i=1; 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b=IpeLnzHQV1H/AbmLU+4bVJVeu0cYrHg2KPnMj6Wr8oP67mg9vP3WGsvZ3CSz7Pphng+6h+rmXvP0VpIEHjja2G+fMNsvruH4ubm2Q3Fx5dQTjJxkSOrCIaaknJriezpjxQDAYx3jucCVGn4Aeh65wqxmJuQtvT8yEgXQA6S9y9s= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from CH2PR12MB4294.namprd12.prod.outlook.com (2603:10b6:610:a9::11) by BY5PR12MB5511.namprd12.prod.outlook.com (2603:10b6:a03:1d8::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6954.24; Fri, 3 Nov 2023 11:53:13 +0000 Received: from CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f]) by CH2PR12MB4294.namprd12.prod.outlook.com ([fe80::2569:edb2:670f:816f%6]) with mapi id 15.20.6954.019; Fri, 3 Nov 2023 11:53:13 +0000 Message-ID: <bb7e313d-6c4e-4e98-ae47-800b4bc59025@amd.com> Date: Fri, 3 Nov 2023 11:53:02 +0000 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 0/3] introduce maximum Rx buffer size Content-Language: en-US To: Huisong Li <lihuisong@huawei.com>, dev@dpdk.org Cc: thomas@monjalon.net, andrew.rybchenko@oktetlabs.ru, liuyonglong@huawei.com References: <20230808040234.12947-1-lihuisong@huawei.com> <20231103102759.18886-1-lihuisong@huawei.com> From: Ferruh Yigit <ferruh.yigit@amd.com> Autocrypt: addr=ferruh.yigit@amd.com; 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Actually, some engines also have > the maximum Rx buffer specification, like, hns3. > > If mbuf data room size in mempool is greater then the maximum Rx buffer > size supported by HW, the data size application used in each mbuf is just > as much as the maximum Rx buffer size supported by HW instead of the whole > data room size. > > So introduce maximum Rx buffer size which is not enforced just to report > user to avoid memory waste. > > --- > v5: > - fix a valiable name > - fix the log level and context in rte_eth_rx_queue_setup. > > v4: > - fix the log in rte_eth_rx_queue_setup. > - add a comment in rel_notes. > > v3: > - fix some comments for Morten's advice. > > v2: > - fix some comments > - fix the log level when data room size is greater than maximum Rx > buffer size. > > v1: > - move max_rx_bufsize to min_rx_bufsize closer in struct rte_eth_dev_info > - add max_rx_bufsize display in testpmd. > - hns3 reports maximum buffer size. > > Huisong Li (3): > ethdev: introduce maximum Rx buffer size > app/testpmd: add maximum Rx buffer size display > net/hns3: report maximum buffer size > For series, Acked-by: Ferruh Yigit <ferruh.yigit@amd.com> Series applied to dpdk-next-net/main, thanks.