From patchwork Tue Jul 28 19:08:36 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Tony Nguyen X-Patchwork-Id: 1337968 Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=intel.com Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4BGR6X1WqNz9sSy for ; Wed, 29 Jul 2020 05:08:52 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732576AbgG1TIv (ORCPT ); Tue, 28 Jul 2020 15:08:51 -0400 Received: from mga05.intel.com ([192.55.52.43]:43602 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728978AbgG1TIu (ORCPT ); Tue, 28 Jul 2020 15:08:50 -0400 IronPort-SDR: p8l4UBDFoMsf7KFmm7r2bz7mpJtj/AOOwHA5ICoaPq3h/JC26ulESMGphls8LLnIzL85B2YfdO YKFF55fdQLcQ== X-IronPort-AV: E=McAfee;i="6000,8403,9696"; a="236163818" X-IronPort-AV: E=Sophos;i="5.75,407,1589266800"; d="scan'208";a="236163818" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Jul 2020 12:08:50 -0700 IronPort-SDR: hAOPlGDgLAyWAGc1eTyWDV90YDDvSXr9cFwCucZTxj7+fWePYOrxBm9GonVtsK9Fe2surFU3vA RO37rW9M9tyg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.75,407,1589266800"; d="scan'208";a="490006214" Received: from jtkirshe-desk1.jf.intel.com ([134.134.177.86]) by fmsmga006.fm.intel.com with ESMTP; 28 Jul 2020 12:08:48 -0700 From: Tony Nguyen To: davem@davemloft.net Cc: Tony Nguyen , netdev@vger.kernel.org, nhorman@redhat.com, sassmann@redhat.com, jeffrey.t.kirsher@intel.com Subject: [net-next 0/6][pull request] 40GbE Intel Wired LAN Driver Updates 2020-07-28 Date: Tue, 28 Jul 2020 12:08:36 -0700 Message-Id: <20200728190842.1284145-1-anthony.l.nguyen@intel.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This series contains updates to i40e driver only. Li RongQing removes binding affinity mask to a fixed CPU and sets prefetch of Rx buffer page to occur conditionally. Björn provides AF_XDP performance improvements by not prefetching HW descriptors, using 16 byte descriptors, increasing budget for AF_XDP receive, and moving buffer allocation out of Rx processing loop. The following are changes since commit 5e619d73e6797ed9f2554a1bf996d52d8c91ca50: net/mlx4: Use fallthrough pseudo-keyword and are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue 40GbE Björn Töpel (4): i40e, xsk: remove HW descriptor prefetch in AF_XDP path i40e: use 16B HW descriptors instead of 32B i40e, xsk: increase budget for AF_XDP path i40e, xsk: move buffer allocation out of the Rx processing loop Li RongQing (2): i40e: not compute affinity_mask for IRQ i40e: prefetch struct page of Rx buffer conditionally drivers/net/ethernet/intel/i40e/i40e.h | 2 +- .../net/ethernet/intel/i40e/i40e_debugfs.c | 10 +++---- drivers/net/ethernet/intel/i40e/i40e_main.c | 16 ++++------- drivers/net/ethernet/intel/i40e/i40e_trace.h | 6 ++-- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 21 ++++++++++++-- drivers/net/ethernet/intel/i40e/i40e_txrx.h | 2 +- .../ethernet/intel/i40e/i40e_txrx_common.h | 13 --------- drivers/net/ethernet/intel/i40e/i40e_type.h | 5 +++- drivers/net/ethernet/intel/i40e/i40e_xsk.c | 28 +++++++++++++------ 9 files changed, 55 insertions(+), 48 deletions(-)