K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2019-09-16T21:33:16.145810Z
K 7
svn:log
V 190
vfs: manage mnt_writeopcount with atomics

See r352424.

Reviewed by:	kib, jeff
Tested by:	pho
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D21575

END