Messages in this thread | | | Date | Thu, 10 Oct 2002 11:43:34 -0700 | From | Matthew Dobson <> | Subject | Re: [rfc][patch] Memory Binding API v0.3 2.5.41 |
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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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