Messages in this thread | | | From | Rusty Russell <> | Subject | Re: [PATCH] kmalloc_percpu | Date | Wed, 07 May 2003 14:15:26 +1000 |
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In message <20030507024135.GW8978@holomorphy.com> you write: > On Wed, May 07, 2003 at 11:57:13AM +1000, Rusty Russell wrote: > > Paul Mackerras points out that we could get the numa-aware allocation > > plus "one big alloc" properties by playing with page mappings: reserve > > 1MB of virtual address, and map more pages as required. I didn't > > think that we'd need that yet, though. > > This is somewhat painful to do (though possible) on i386. The cost of > task migration would increase at the very least.
You misunderstand I think. All cpus would have the same mappings.
Rusty. -- Anyone who quotes me in their sig is an idiot. -- Rusty Russell. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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