On Sun,  6 Jun 2010 23:52:59 -0700, Eric Anholt <e...@anholt.net> wrote:
> Theory being that we don't keep *that* many buffers around, and the
> pain of trying to find the right size in the list is less than the
> pain of using gratuitous amounts of system memory for our BOs.

And, if you sorted the list in size order, you could locate a matching
object in log instead of linear time, eliminating most of the potential
performance impact. Either a RB tree or a skip list might make sense
here; I'd probably use a skip list as those are easier to understand though.

-- 
keith.pack...@intel.com

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