pjd 7e657fb243 Instead of allocating memory for all the keys at device attach, ... create reasonably large cache for the keys that is filled when needed. The previous version was problematic for very large providers (hundreds of terabytes or serval petabytes). Every terabyte of data needs around 256kB for keys. Make the default cache limit big enough to fit all the keys needed for 4TB providers, which will eat at most 1MB of memory. MFC after: 2 weeks		2011-04-21 13:31:43 +00:00
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Makefile