Sage Weil 2962507ca2 ceph: perform lazy reads when file mode and caps permit ...

If the file mode is marked as "lazy," perform cached/buffered reads when
the caps permit it.  Adjust the rdcache_gen and invalidation logic
accordingly so that we manage our cache based on the FILE_CACHE -or-
FILE_LAZYIO cap bits.

Signed-off-by: Sage Weil <sage@newdream.net>

2010-08-01 20:11:39 -07:00

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