K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2020-09-22T21:59:18.501383Z
K 7
svn:log
V 279
lookup: Track last lookup component if it is directory.

This makes open("/a/../a", O_BENEATH) with cwd == "/a" work.

Reviewed by:	markj
Reported and tested by:	pho
Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
Differential revision:	https://reviews.freebsd.org/D25886

END