Robert Watson 631ea79e3f Continue on-going campaign to replace lockmgr locks with sx locks where
the specific semantics of ockmgr aren't required: update UFS1 extended
attributes to protect its data structures using an sx lock.

While here, update comments on lock granularity.

MFC after:	2 weeks
2008-03-04 12:50:11 +00:00
..
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