K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2019-04-09T20:20:04.533669Z
K 7
svn:log
V 199
Add vn_fsync_buf().

Provide a convenience function to avoid the hack with filling fake
struct vop_fsync_args and then calling vop_stdfsync().

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week

END