Messages in this thread | | | Subject | Re: [patch] Prefetching file_read_actor() | Date | Tue, 1 Jan 2002 15:26:12 +0000 (GMT) | From | Alan Cox <> |
| |
> I've come up with a preload_cache() function (for want of a better name) > and plonked that in prefetch.h for now. Having this #define to nothing > on other arch's would mean we could use this in places like we currently > do prefetch(). I'm still not happy with it, but its cleaner than my > original hack.
copy_*_user_prefetched() is probably the one you need. Then you can prefetch first for PIII, prefetch as copying for athlon etc. It will also provide the needed hints about which copies are wins. - 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/
| |