K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2008-03-21T12:38:44.000000Z
K 7
svn:log
V 228
Reduce contention on the vnode interlock by not acquiring the BO_LOCK
around the check for the BV_BKGRDINPROG in the brelse() and bqrelse().
See the comment for the explanation why it is safe.

Tested by:	pho
Submitted by:	jeff

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