Re: x86, ARM, PARISC, PPC, MIPS and Sparc folks please run this

[Jamie Lokier]

Pavel Machek wrote:
> Wow, seems interesting, how much performance does it buy? [Maybe AMD
> and Intel just threw a lot of silicon at the problem and it went
> away. Centaur solution might be nicer, through -- spin_unlock is so
> uncommon that this seems like nice optimalization.]

I didn't realise Centaur SMP systems existed, but I guess they must do
for weak memory writes to mean anything.

-- Jamie
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