K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2017-01-21T18:38:16.984888Z
K 7
svn:log
V 186
vfs: refactor _vn_lock

Stop testing for LK_RETRY and error multiple times. Also postpone the
VI_DOOMED until after LK_RETRY was seen as it reads from the vnode.

No functional changes.

END