]> git.baikalelectronics.ru Git - kernel.git/commit
ixgb: add RNBC counter - no buffer count - to ethtool stats
authorAuke Kok <auke-jan.h.kok@intel.com>
Thu, 21 Feb 2008 23:10:41 +0000 (15:10 -0800)
committerJeff Garzik <jeff@garzik.org>
Sun, 24 Feb 2008 05:07:44 +0000 (00:07 -0500)
commitfa89ff36da3857b73185134e73d7bdd57e6144e9
tree352b2a286614aee061eac930854532f65b656cb1
parentc0155ab5e901b138ffef4ab6b9177059166a8241
ixgb: add RNBC counter - no buffer count - to ethtool stats

This counter is valuable to determine if the system is unable
to timely return buffers to the hardware and this counter starts
to increase well before the hardware starts to drop packets. If
users experience rx_no_buffer_count increasing, they should increase
the amount of descriptors. That will provide more buffers for the
hardware and will decrease the chance of hard drops.

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
drivers/net/ixgb/ixgb_ethtool.c