From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 90C014706E; Wed, 17 Dec 2025 16:03:19 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1CB6340430; Wed, 17 Dec 2025 16:03:15 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by mails.dpdk.org (Postfix) with ESMTP id 7F7364026C for ; Wed, 17 Dec 2025 16:03:12 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1765983793; x=1797519793; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zsJcmWjSX1eEBiFcfN6aZyO5LXPyijDGZd3ts9ZQM1I=; b=YHvPS7rDzm4xqRi1Sw2BRaxyaKaW36eI090K2omg6qYoyBtgv7G9bVID L7Nu7X7zuv0F6Vadx0sdt1yjlCz2bb3tk0qz2rdvQiUJvTNRQ+BEGPCdF db9W0+owtF0pprBmZ8DPyxdQVgm1Q0GGvjIGw4CG/oXmc3FQ2uYkfJiiW dvc1qzkv196lydoiN62F3+3lc0fUlMqPrUan9dwuRok+3ODXHalVyUvB5 tSF3NnijmjOjl6tsJFCHH+w3YM9VR9B+5l7hlbasjJaRVWYi7oJpFZRpw EWIcdZ5/Hg0JjymhPFOdjxqeLEVAk89S7QlsrCfFAXx3v6ul9L8Ju9Dpq g==; X-CSE-ConnectionGUID: LTcF4cDvTbKDdF3DReIfrQ== X-CSE-MsgGUID: 4YLIzEvZS5i7T3CQudXy4A== X-IronPort-AV: E=McAfee;i="6800,10657,11645"; a="67811380" X-IronPort-AV: E=Sophos;i="6.21,156,1763452800"; d="scan'208";a="67811380" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2025 07:03:12 -0800 X-CSE-ConnectionGUID: pg4D2BH0QwGj2/tLHYFCUg== X-CSE-MsgGUID: lkuRDf2RSJCLQYyAmp0ykw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,156,1763452800"; d="scan'208";a="198212940" Received: from silpixa00401177.ir.intel.com ([10.20.224.214]) by fmviesa006.fm.intel.com with ESMTP; 17 Dec 2025 07:03:11 -0800 From: Ciara Loftus To: dev@dpdk.org Cc: Ciara Loftus Subject: [PATCH 1/1] net/i40e: unset vector flag when scalar path is chosen Date: Wed, 17 Dec 2025 14:54:36 +0000 Message-ID: <20251217145436.3217068-2-ciara.loftus@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251217145436.3217068-1-ciara.loftus@intel.com> References: <20251217145436.3217068-1-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 The tx_vec_allowed flag should be set to false if a scalar Tx path is chosen. Fixes: 1ff08bb7ad90 ("net/i40e: use common Tx path selection infrastructure") Signed-off-by: Ciara Loftus --- drivers/net/intel/i40e/i40e_rxtx.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/intel/i40e/i40e_rxtx.c b/drivers/net/intel/i40e/i40e_rxtx.c index 2db58c6b24..dd859bda4e 100644 --- a/drivers/net/intel/i40e/i40e_rxtx.c +++ b/drivers/net/intel/i40e/i40e_rxtx.c @@ -3631,6 +3631,9 @@ i40e_set_tx_function(struct rte_eth_dev *dev) ad->tx_func_type == I40E_TX_ALTIVEC || ad->tx_func_type == I40E_TX_AVX2) dev->recycle_tx_mbufs_reuse = i40e_recycle_tx_mbufs_reuse_vec; + + if (i40e_tx_path_infos[ad->tx_func_type].features.simd_width < RTE_VECT_SIMD_128) + ad->tx_vec_allowed = false; } int -- 2.43.0