Christoph Lameter wrote:
On Mon, 8 May 2006, Martin J. Bligh wrote:Can't you use sparsemem instead? It solves the same problem without the magic faulting, doesn't it?But sparsemem has more complex table lookups. Ultimately IA64 will move to sparsemem (I think) but we are not there yet and we would like to be sure that there are no performance regressions with that move.
Please explain your concerns in more detail re complexity. I was under the impression the design avoided that nicely by folding the calculations together down into a single layer. It's been around for a long time now ... has nobody tested the performance on ia64 yet? M. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] 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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