Mark Johnston 793c381706 Add vrefl(), a locked variant of vref(9).
This API has no in-tree consumers at the moment but is useful to at least
one out-of-tree consumer, and naturally complements existing vnode refcount
functions (vholdl(9), vdropl(9)).

Obtained from:	kib (sys/ portion)
Sponsored by:	EMC / Isilon Storage Division
Differential Revision:	https://reviews.freebsd.org/D4947
Differential Revision:	https://reviews.freebsd.org/D4953
2016-01-18 22:21:46 +00:00
..
2016-01-14 10:15:21 +00:00
2016-01-07 20:22:55 +00:00
2016-01-14 10:15:21 +00:00
2015-11-19 08:04:05 +00:00
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