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    SubjectRe: [PATCH] [patch 4a/4] ipc: sem optimise simple operations
    On Sat, Aug 15, 2009 at 06:32:14PM +0200, Manfred Spraul wrote:
    > It depends. After disabling inlining, including all helper functions
    > that differ:
    >
    > My proposal: 301 bytes for update_queue.
    >
    > "simple", only negv: 226 bytes
    > "simple, negv+zero: 354 bytes
    > simple+complex: 526 bytes.
    >
    > Thus with only +-1 simple ops, your version uses less icache. If both
    > +-1 and 0 ops are used, your version uses more icache.

    Don't forget that in that case, your version is badly suboptimal
    due to the algorithmic complexity.


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