K 10
svn:author
V 3
kib
K 8
svn:date
V 27
2016-05-17T21:28:28.776360Z
K 7
svn:log
V 157
For async UFS mounts, shrink the directory asynchronously, at least do
not pass IO_SYNC to ffs_truncate() unneccessary.

Submitted by:	bde
MFC after:	1 week

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