Message ID | 20091223232126.16146.13862.stgit@localhost.localdomain |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Date: Wed, 23 Dec 2009 15:21:27 -0800 > From: Alexander Duyck <alexander.h.duyck@intel.com> > > The watermark values for the 82575 were not being set correctly. As a > result the high and low watermark values were set to the same value which > can lead to excess xon/xoff packets being generated. > > Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 78963a0..933c64f 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -1306,13 +1306,8 @@ void igb_reset(struct igb_adapter *adapter) hwm = min(((pba << 10) * 9 / 10), ((pba << 10) - 2 * adapter->max_frame_size)); - if (mac->type < e1000_82576) { - fc->high_water = hwm & 0xFFF8; /* 8-byte granularity */ - fc->low_water = fc->high_water - 8; - } else { - fc->high_water = hwm & 0xFFF0; /* 16-byte granularity */ - fc->low_water = fc->high_water - 16; - } + fc->high_water = hwm & 0xFFF0; /* 16-byte granularity */ + fc->low_water = fc->high_water - 16; fc->pause_time = 0xFFFF; fc->send_xon = 1; fc->current_mode = fc->requested_mode;