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SubjectRe: [PATCH] __cacheline_aligned_in_smp?
On Mon, Jan 13, 2003 at 06:24:40PM +1100, Rusty Russell wrote:
> Dave: Anton suggested you might have a justification for
> __cacheline_aligned doing something on UP?
>
> I think I'd prefer __cacheline_aligned to be the same as
> __cacheline_aligned_in_smp, and have a new __cacheline_aligned_always
> for those who REALLY want it (if any).

See the recent thread on tg3 and cacheline_aligned for David's
description... I and one other did some performance measurements and
____cacheline_aligned proved useful even on UP...

sigh. I wish I had caught you on IRC.

Don't you think changing the meaning of cacheline_aligned, and adding a
new __cacheline_aligned_always to mean what it used to, is completely
pointless churn??

Jeff



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