Messages in this thread | | | Date | Thu, 10 Jul 2003 10:33:17 +0000 | From | Arjan van de Ven <> | Subject | Re: memset (was: Redundant memset in AIO read_events) |
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On Thu, Jul 10, 2003 at 12:29:10PM +0200, Andi Kleen wrote: > The problem is that the instruction that avoid write-allocate usually also force > the result out of cache.
that's for the current implementation; rep stosl may get the WA-avoiding behavior sometime without the negative cache effects.. someday maybe. - 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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