From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47037EC1EAD for ; Thu, 5 Feb 2026 12:47:13 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 28D18410EA; Thu, 5 Feb 2026 13:46:46 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) by mails.dpdk.org (Postfix) with ESMTP id 9F5BC40ED3 for ; Thu, 5 Feb 2026 13:46:41 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770295601; x=1801831601; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=TlqXVv6CaDpzUpRTfhVpsPKUo6tVa9GITvPkTFnv6Yo=; b=mfVPcHmlslbl5WdNNlbetzsb/pP83m8YUgasmUDvZKoTlXwUEA9dXtD4 T39SlePJgD7YZkwB/qpiWabFxKcgsRl/3Ybt73ubNQqFHlxdZQjLpbai7 0LVrsu0BCA/1colfGDZJNluCdaEBxn9KSIgVjoCGZ5JZf5G1xjka1Ov84 vBY3mnkFFXf828K+EyALJBKbdylHesWsZ77ObVFk1q9iWik/1Xna/IvaS 8gatJ396bK+yIQ4+LoZ0z53luy859jx3cBkrldWvgeb3KN3Lvvf4EE5Ei gvtPMpPmBaE/OsMWUHcgVA8vlnsBmHTwXM4j6nzzmNv768ZoRQbvv5G9d g==; X-CSE-ConnectionGUID: msooXpBBSVW8L3Ni5EUSlg== X-CSE-MsgGUID: 6Cbb0ZkaQkeLy1EZtA8s8Q== X-IronPort-AV: E=McAfee;i="6800,10657,11691"; a="71481851" X-IronPort-AV: E=Sophos;i="6.21,274,1763452800"; d="scan'208";a="71481851" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Feb 2026 04:46:40 -0800 X-CSE-ConnectionGUID: xsXA0j/USLC/cVyhkCn70w== X-CSE-MsgGUID: r6PnmRRVTZmfCWfsl/yuZg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,274,1763452800"; d="scan'208";a="233454864" Received: from silpixa00401177.ir.intel.com ([10.20.224.214]) by fmviesa002.fm.intel.com with ESMTP; 05 Feb 2026 04:46:40 -0800 From: Ciara Loftus To: dev@dpdk.org Cc: Ciara Loftus Subject: [PATCH v2 05/10] net/cpfl: prevent Rx path selection after device start Date: Thu, 5 Feb 2026 12:46:22 +0000 Message-ID: <20260205124627.371733-6-ciara.loftus@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260205124627.371733-1-ciara.loftus@intel.com> References: <20260205103008.190493-1-ciara.loftus@intel.com> <20260205124627.371733-1-ciara.loftus@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org To fall in line with other drivers using the Rx path selection infrastructure, prevent Rx path selection after the device has started. Signed-off-by: Ciara Loftus --- * Fix unused label error for non x86 arch --- drivers/net/intel/cpfl/cpfl_rxtx.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/intel/cpfl/cpfl_rxtx.c b/drivers/net/intel/cpfl/cpfl_rxtx.c index d0438b5da0..7da360d56e 100644 --- a/drivers/net/intel/cpfl/cpfl_rxtx.c +++ b/drivers/net/intel/cpfl/cpfl_rxtx.c @@ -1429,11 +1429,17 @@ cpfl_set_rx_function(struct rte_eth_dev *dev) #ifdef RTE_ARCH_X86 struct cpfl_rx_queue *cpfl_rxq; int i; +#endif + + /* If the device has started the function has already been selected. */ + if (dev->data->dev_started) + goto out; +#ifdef RTE_ARCH_X86 if (cpfl_rx_vec_dev_check_default(dev) == CPFL_VECTOR_PATH && rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_256) req_features.simd_width = cpfl_get_max_simd_bitwidth(); -#endif /* RTE_ARCH_X86 */ +#endif req_features.single_queue = (vport->rxq_model == VIRTCHNL2_QUEUE_MODEL_SINGLE); req_features.scattered = dev->data->scattered_rx; @@ -1462,6 +1468,7 @@ cpfl_set_rx_function(struct rte_eth_dev *dev) } #endif +out: dev->rx_pkt_burst = idpf_rx_path_infos[ad->rx_func_type].pkt_burst; PMD_DRV_LOG(NOTICE, "Using %s Rx (port %d).", idpf_rx_path_infos[ad->rx_func_type].info, dev->data->port_id); -- 2.43.0