hannken 336f2a69f4 ffs_copyonwrite(): stop abusing ffs_balloc() to get a block address.
Use ufs_getlbns()/bread() instead.
Saves some reads and removes deep recursion with possible deadlock
when ffs_balloc() runs copy-on-write on the buffer returned.
2008-05-29 10:00:50 +00:00
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