K 10
svn:author
V 5
markj
K 8
svn:date
V 27
2014-11-16T04:13:42.908783Z
K 7
svn:log
V 201
Only compare visitation counters if they've both been set for the current
type graph walk.

Reviewed by:	Robert Mustacchi <rm@joyent.com>
MFC after:	2 weeks
Sponsored by:	EMC / Isilon Storage Division

END