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    SubjectRe: [rfc][patch] Memory Binding API v0.3 2.5.41
    Martin J. Bligh wrote:
    >>+#define for_each_valid_zone(zone, zonelist) \
    >>+ for (zone = *zonelist->zones; zone; zone++) \
    >>+ if (current->memblk_binding.bitmask & (1 << zone->zone_pgdat->memblk_id))
    >
    > Does the compiler optimise the last bit away on non-NUMA?
    Nope.

    > Want to wrap it in #ifdef CONFIG_NUMA_MEMBIND or something?
    Not a problem... I've got some free time this afternoon... Should only
    take me a few hours to retool the patch to include this change. ;)

    > Not sure what the speed impact of this would be, but I'd
    > rather it was optional, even on NUMA boxen.
    Sounds reasonable... It'll be in the next itteration.

    > Other than that, looks pretty good.
    Glad to hear!

    > M.

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