Messages in this thread |  | | | Date | Tue, 23 Sep 2003 16:37:44 -0700 | | From | "David S. Miller" <> | | Subject | Re: NS83820 2.6.0-test5 driver seems unstable on IA64 |
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On Tue, 23 Sep 2003 16:15:29 -0700 Andrew Morton <akpm@osdl.org> wrote:
> "David S. Miller" <davem@redhat.com> wrote: > > > > > That's not true; they could be avoided by using get_unaligned() and > > > put_unaligned(). You just don't want to because they'd make sparc suck. > > > > Not only sparc would be effected by this. Using {get,put}_unaligned() > > all over the networking would incur a penalty for many platforms, not > > just sparc. > > Really? I'd have thought that get/put_unaligned would be a simple > load/store for architectures which wish to implement it in that manner.
Only on systems that have the "load upper/lower-unaligned" instructions. On others it's a memmove(). - 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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