K 10
svn:author
V 8
hselasky
K 8
svn:date
V 27
2016-06-03T09:05:49.952381Z
K 7
svn:log
V 282
MFC r300280:
Optimise use of doorbell and remove redundant NOPs

Store the last doorbell write in the mlx5e_sq structure and write the
doorbell to the hardware when the transmit routine finishes
transmitting all queued mbufs.

Sponsored by:	Mellanox Technologies
Tested by:	Netflix

END