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 EBBB1EC1E97 for ; Thu, 5 Feb 2026 10:30:54 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5643140E72; Thu, 5 Feb 2026 11:30:33 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) by mails.dpdk.org (Postfix) with ESMTP id A4C4440264 for ; Thu, 5 Feb 2026 11:30:29 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1770287430; x=1801823430; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=b8pL0cgm48yRAu0Zhu5ZsZpJvGW1Ch4ikmai9rV7JsU=; b=SbET3AovXon5Bby1Pn71nIPQUW5vIpQE4+IXbzLqXVyx1MJL4zAbGsT5 Bf4S8XN4/L731Pl1F6F+qho5i6s8vBy37bUyMG6qb/Hfap+VOsLu1kU1o pm67wkXNrDnjJn6Fha8eRFFsNA+hvNATfMG+XaEg7S2/+u3SdpMyi6477 C27CDHyyxccN38JTc0aiYG2Xhw+dvvKAjttxetGO/U5cZlkfYkhez0svb 7HAcV+kT6EPw2Jy59EOKV+iDyAuJlTINsYOGzwm4tBLVj9bow/pGy5fVD ooFMaXt1f7k4hvT0CS5ZK9/+BwMpvVB9BdueK5giK0rZvRVOkwj8folrR w==; X-CSE-ConnectionGUID: RXz6CV0vQiibEusp4CLldg== X-CSE-MsgGUID: YH1rZbeKQ5uI4XQdnkbeSw== X-IronPort-AV: E=McAfee;i="6800,10657,11691"; a="89064771" X-IronPort-AV: E=Sophos;i="6.21,274,1763452800"; d="scan'208";a="89064771" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Feb 2026 02:30:29 -0800 X-CSE-ConnectionGUID: 08r4QzA7Su2IXOVntaM7Ug== X-CSE-MsgGUID: 7v29Ryo1QDK/Qq6LdSOWGA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,274,1763452800"; d="scan'208";a="210447565" Received: from silpixa00401177.ir.intel.com ([10.20.224.214]) by fmviesa008.fm.intel.com with ESMTP; 05 Feb 2026 02:30:29 -0800 From: Ciara Loftus To: dev@dpdk.org Cc: Ciara Loftus Subject: [PATCH 04/10] net/idpf: prevent Rx path selection after device start Date: Thu, 5 Feb 2026 10:30:02 +0000 Message-ID: <20260205103008.190493-5-ciara.loftus@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260205103008.190493-1-ciara.loftus@intel.com> References: <20260205103008.190493-1-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 --- drivers/net/intel/idpf/idpf_rxtx.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/intel/idpf/idpf_rxtx.c b/drivers/net/intel/idpf/idpf_rxtx.c index cee454244f..de880bdc5f 100644 --- a/drivers/net/intel/idpf/idpf_rxtx.c +++ b/drivers/net/intel/idpf/idpf_rxtx.c @@ -783,6 +783,10 @@ idpf_set_rx_function(struct rte_eth_dev *dev) struct idpf_rx_queue *rxq; int i; + /* If the device has started the function has already been selected. */ + if (dev->data->dev_started) + goto out; + if (idpf_rx_vec_dev_check_default(dev) == IDPF_VECTOR_PATH && rte_vect_get_max_simd_bitwidth() >= RTE_VECT_SIMD_256) req_features.simd_width = idpf_get_max_simd_bitwidth(); @@ -814,6 +818,7 @@ idpf_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