From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5A470606A31D for ; Tue, 27 Oct 2026 02:41:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=huawei.com header.i=@huawei.com header.a=rsa-sha256 header.s=dkim header.b=tzhTRWCX Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CF78B4025A; Tue, 27 Oct 2026 03:41:46 +0100 (CET) Received: from canpmsgout07.his.huawei.com (canpmsgout07.his.huawei.com [113.46.200.222]) by mails.dpdk.org (Postfix) with ESMTPS id D1BE140151 for ; Tue, 27 Oct 2026 03:41:45 +0100 (CET) dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=5GeR5nVFPP6T3iiJnbcu8a7AWxGnn6/sgH13BCJR7kk=; b=tzhTRWCXzXjIRjaxrzlPF/bg11Kb1qidRgf1R3LrvyLOmZqfUjI6ctwhcfsQEDhH/VfpXAxlp N3y5NLy1+asSIPloliNx1rCSSyxp/2pAz1IEeJHs3StvnOayRDDJsALV2ngHxkvNAKhffy5a7IA Q7u6f5e1za4aN96k46G2Gp0= Received: from mail.maildlp.com (unknown [172.19.163.200]) by canpmsgout07.his.huawei.com (SkyGuard) with ESMTPS id 4jDFB80BLdzLlWn; Tue, 27 Oct 2026 10:41:36 +0800 (CST) Received: from kwepemo500009.china.huawei.com (unknown [7.202.194.199]) by mail.maildlp.com (Postfix) with ESMTPS id AEFA94055B; Tue, 27 Oct 2026 10:41:41 +0800 (CST) Received: from [10.67.121.161] (10.67.121.161) by kwepemo500009.china.huawei.com (7.202.194.199) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Tue, 27 Oct 2026 10:41:40 +0800 Message-ID: Date: Tue, 27 Oct 2026 10:41:40 +0800 X-Archived-By: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 12/13] ethdev: check RSS availability To: David Marchand , CC: , Sunil Kumar Kori , Rakesh Kudurumalla , Jerin Jacob , Nithin Dabilpuram , Kiran Kumar K , Satha Rao , Harman Kalra , Praveen Shetty , Andrew Rybchenko , Kevin Laatz , Bruce Richardson , Konstantin Ananyev , Radu Nicolau , Akhil Goyal , Pavan Nikhilesh , Zhirun Yan , Anatoly Burakov , Jingjing Wu , Cristian Dumitrescu , Yipeng Wang References: <20261016130555.1685102-1-david.marchand@redhat.com> <20261022174447.412638-1-david.marchand@redhat.com> <20261022174447.412638-13-david.marchand@redhat.com> Content-Language: en-US From: fengchengwen In-Reply-To: <20261022174447.412638-13-david.marchand@redhat.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: kwepems100001.china.huawei.com (7.221.188.238) To kwepemo500009.china.huawei.com (7.202.194.199) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Archive: List-Post: List-Help: List-Subscribe: , X-Spam-Status: No, score=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Acked-by: Chengwen Feng On 10/23/2026 1:44 AM, David Marchand wrote: > Add RSS capability check in rte_eth_dev_configure() using > dev_info.flow_type_rss_offloads. > > When zero, reject Rx modes with RTE_ETH_MQ_RX_RSS_FLAG > unless only one queue was requested. > > If a driver does not advertise RSS, don't request it in test > applications or examples, as role model citizens. > > Remove redundant RSS checks from drivers. > > Signed-off-by: David Marchand