Merge branch 'rs/discard-index-discard-array'

* rs/discard-index-discard-array: read-cache: free cache in discard_index read-cache: add simple performance test

Junio C Hamano committed Jun 20, 2013 at 16:02 UTC 08bcd774f497af594f16e545a04e2ad767cc850d

No changes.