From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Kirsher Subject: [net-next 1/8] e1000: add byte queue limits Date: Sun, 16 Sep 2012 21:15:35 -0700 Message-ID: <1347855342-6610-2-git-send-email-jeffrey.t.kirsher@intel.com> References: <1347855342-6610-1-git-send-email-jeffrey.t.kirsher@intel.com> Cc: Otto Estuardo Solares Cabrera , 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]:44766 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750743Ab2IQEPs (ORCPT ); Mon, 17 Sep 2012 00:15:48 -0400 In-Reply-To: <1347855342-6610-1-git-send-email-jeffrey.t.kirsher@intel.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Otto Estuardo Solares Cabrera Signed-off-by: Otto Estuardo Solares Cabrera Tested-by: Aaron Brown Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/e1000/e1000_main.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c index 0ae2fcf..3a8368e 100644 --- a/drivers/net/ethernet/intel/e1000/e1000_main.c +++ b/drivers/net/ethernet/intel/e1000/e1000_main.c @@ -2014,6 +2014,7 @@ static void e1000_clean_tx_ring(struct e1000_adapter *adapter, e1000_unmap_and_free_tx_resource(adapter, buffer_info); } + netdev_reset_queue(adapter->netdev); size = sizeof(struct e1000_buffer) * tx_ring->count; memset(tx_ring->buffer_info, 0, size); @@ -3262,6 +3263,7 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, nr_frags, mss); if (count) { + netdev_sent_queue(netdev, skb->len); skb_tx_timestamp(skb); e1000_tx_queue(adapter, tx_ring, tx_flags, count); @@ -3849,6 +3851,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, unsigned int i, eop; unsigned int count = 0; unsigned int total_tx_bytes=0, total_tx_packets=0; + unsigned int bytes_compl = 0, pkts_compl = 0; i = tx_ring->next_to_clean; eop = tx_ring->buffer_info[i].next_to_watch; @@ -3866,6 +3869,11 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, if (cleaned) { total_tx_packets += buffer_info->segs; total_tx_bytes += buffer_info->bytecount; + if (buffer_info->skb) { + bytes_compl += buffer_info->skb->len; + pkts_compl++; + } + } e1000_unmap_and_free_tx_resource(adapter, buffer_info); tx_desc->upper.data = 0; @@ -3879,6 +3887,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter, tx_ring->next_to_clean = i; + netdev_completed_queue(netdev, pkts_compl, bytes_compl); + #define TX_WAKE_THRESHOLD 32 if (unlikely(count && netif_carrier_ok(netdev) && E1000_DESC_UNUSED(tx_ring) >= TX_WAKE_THRESHOLD)) { -- 1.7.11.4