K 10
svn:author
V 5
dougm
K 8
svn:date
V 27
2019-05-28T00:51:23.593281Z
K 7
svn:log
V 238
Reduce the code size and number of ffsl calls in vm_reserv_break. Use
xor to find where free ranges begin and end.

Tested by: pho
Reviewed by:alc
Approved by:markj, kib (mentors)
Differential Revision:	https://reviews.freebsd.org/D20256

END