From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Dumazet Subject: [PATCH] igb: reduce Rx header size Date: Thu, 02 Aug 2012 17:15:38 +0200 Message-ID: <1343920538.9299.200.camel@edumazet-glaptop> References: <1342912142-11130-1-git-send-email-jeffrey.t.kirsher@intel.com> <1342912142-11130-8-git-send-email-jeffrey.t.kirsher@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Alexander Duyck , netdev To: Jeff Kirsher Return-path: Received: from mail-bk0-f46.google.com ([209.85.214.46]:34350 "EHLO mail-bk0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750760Ab2HBPPn (ORCPT ); Thu, 2 Aug 2012 11:15:43 -0400 Received: by bkwj10 with SMTP id j10so4305409bkw.19 for ; Thu, 02 Aug 2012 08:15:42 -0700 (PDT) In-Reply-To: <1342912142-11130-8-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Reduce skb truesize by 256 bytes. Signed-off-by: Eric Dumazet Cc: Alexander Duyck --- Tested on my machine without any problem drivers/net/ethernet/intel/igb/igb.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h index 9e572dd..0c9f62c 100644 --- a/drivers/net/ethernet/intel/igb/igb.h +++ b/drivers/net/ethernet/intel/igb/igb.h @@ -131,9 +131,9 @@ struct vf_data_storage { #define MAXIMUM_ETHERNET_VLAN_SIZE 1522 /* Supported Rx Buffer Sizes */ -#define IGB_RXBUFFER_512 512 +#define IGB_RXBUFFER_256 256 #define IGB_RXBUFFER_16384 16384 -#define IGB_RX_HDR_LEN IGB_RXBUFFER_512 +#define IGB_RX_HDR_LEN IGB_RXBUFFER_256 /* How many Tx Descriptors do we need to call netif_wake_queue ? */ #define IGB_TX_QUEUE_WAKE 16