diff options
| author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2007-01-18 09:25:31 -0800 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-05 16:58:41 -0500 |
| commit | 7753b171c4e7604294060d4039214c8c8319bfca (patch) | |
| tree | cdb080bcef6cbb4d413f335100d75a3a7218b942 /drivers/net/e1000/e1000_main.c | |
| parent | f6c57bafcdebed4429cdda206149ddcbb1d46e91 (diff) | |
| download | linux-7753b171c4e7604294060d4039214c8c8319bfca.tar.gz | |
e1000: tune our dynamic itr transmit packet accounting
The driver was still mis-calculating the number of bytes sent during
transmit, now the driver computes what appears to be exactly 100%
correct byte counts (not including CRC) when figuring out how many
bytes and frames were sent during the current transmit packet.
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 8c6c74d1284a8..ae76479d89d1c 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -4020,10 +4020,13 @@ e1000_clean_tx_irq(struct e1000_adapter *adapter, if (cleaned) { struct sk_buff *skb = buffer_info->skb; - unsigned int segs = skb_shinfo(skb)->gso_segs; + unsigned int segs, bytecount; + segs = skb_shinfo(skb)->gso_segs ?: 1; + /* multiply data chunks by size of headers */ + bytecount = ((segs - 1) * skb_headlen(skb)) + + skb->len; total_tx_packets += segs; - total_tx_packets++; - total_tx_bytes += skb->len; + total_tx_bytes += bytecount; } e1000_unmap_and_free_tx_resource(adapter, buffer_info); tx_desc->upper.data = 0; |