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SubjectRe: iptables very slow after commit 784544739a25c30637397ace5489eeb6e15d7d49
On Sun, Apr 12, 2009 at 09:34:27PM +1000, Paul Mackerras wrote:
> Paul E. McKenney writes:
>
> > If the generic implementation is needed only on !SMP systems, that
> > could work. The architectures I would be worried about include
> > powerpc and ia64, which I believe support 32-bit SMP builds.
>
> 32-bit powerpc doesn't have 64-bit atomic operations and does support
> SMP.
>
> What about ARM? I thought they had 32-bit SMP these days as well.

Some of Steve Hemminger's recent suggestions in this thread seem to me
to avoid this whole issue nicely. But we will see! ;-)

Thanx, Paul


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