CassFS
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jdarcy
FUSE interface to Cassandra
The inode problem is at the bottom of CassFs::Write, where we rewrite the inode even though we might not need to if we haven't allocated any new blocks or changed...
Should at least sweep through and make sure error returns are checked. Also need to reduce logging spam.
It's not really necessary to track data-block allocations in the superblock when you can just make up data-block keys any time you feel like it (this is not quite true...
Most important are probably rmdir/unlink, setattr, and truncate. Then there are a bunch more.