From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Duyck Subject: [RFC PATCH 0/3] net: Alloc NAPI page frags from their own pool Date: Wed, 26 Nov 2014 16:05:50 -0800 Message-ID: <20141126235900.1617.10008.stgit@ahduyck-vm-fedora20> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Cc: davem@davemloft.net, brouer@redhat.com, jeffrey.t.kirsher@intel.com, eric.dumazet@gmail.com, ast@plumgrid.com To: netdev@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:39941 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750793AbaK0AGD (ORCPT ); Wed, 26 Nov 2014 19:06:03 -0500 Sender: netdev-owner@vger.kernel.org List-ID: This patch series implements a means of allocating page fragments without the need for the local_irq_save/restore in __netdev_alloc_frag. By doing this I am able to decrease packet processing time by 11ns per packet in my test environment. --- Alexander Duyck (3): net: Split netdev_alloc_frag into __alloc_page_frag and add __napi_alloc_frag net: Pull out core bits of __netdev_alloc_skb and add __napi_alloc_skb fm10k/igb/ixgbe: Use napi_alloc_skb drivers/net/ethernet/intel/fm10k/fm10k_main.c | 4 - drivers/net/ethernet/intel/igb/igb_main.c | 3 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 4 - include/linux/skbuff.h | 11 ++ net/core/dev.c | 2 net/core/skbuff.c | 160 ++++++++++++++++++------- 6 files changed, 133 insertions(+), 51 deletions(-) --