K 10
svn:author
V 6
sbruno
K 8
svn:date
V 27
2016-01-07T16:20:55.688205Z
K 7
svn:log
V 208
Switch em(4) to the extended RX descriptor format.  This matches the
e1000/e1000e split in linux.

MFC after:	2 weeks
Sponsored by:	Limelight Networks
Differential Revision:	https://reviews.freebsd.org/D3447

END