From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 10/12] ixgbe: support software timestamping Date: Wed, 9 May 2012 23:46:51 -0700 Message-ID: <1336632413-19135-11-git-send-email-jeffrey.t.kirsher@intel.com> References: <1336632413-19135-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: Jacob Keller , netdev@vger.kernel.org, gospo@redhat.com, sassmann@redhat.com, Jeff Kirsher To: davem@davemloft.net Return-path: Received: from mga09.intel.com ([134.134.136.24]:7765 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756249Ab2EJGrH (ORCPT ); Thu, 10 May 2012 02:47:07 -0400 In-Reply-To: <1336632413-19135-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Jacob Keller Kernel software timestamping requires that the driver calls skb_tx_timestamp just before passing the skb to the MAC, in order to provide the best software timestamps. This patch adds this call for that support. Signed-off-by: Jacob Keller Tested-by: Phil Schmitt Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 1ad6e2a..05f66a2 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -6298,6 +6298,8 @@ netdev_tx_t ixgbe_xmit_frame_ring(struct sk_buff *skb, tx_flags |= IXGBE_TX_FLAGS_SW_VLAN; } + skb_tx_timestamp(skb); + #ifdef CONFIG_IXGBE_PTP if (unlikely(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) { skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; -- 1.7.7.6