K 10
svn:author
V 7
rpokala
K 8
svn:date
V 27
2016-01-17T01:04:20.143232Z
K 7
svn:log
V 299
[PR 206224] bv_cnt is sometimes examined without holding the bufobj lock

Add locking around access to bv_cnt which is currently being done unlocked

PR:		206224
Reviewed by:	imp
Approved by:	jhb
MFC after:	1 week
Sponsored by:	Panasas, Inc.
Differential Revision:	https://reviews.freebsd.org/D4931

END