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SubjectRe: [PATCH] x86_64/__iowrite32_copy: don't use string move for PIO writes

> - the current code is fine as long as it doesn't cross from cached to
> uncached memory, which it never should in any kind of sensible driver;

Should we add a comment somewhere saying that is not permitted (and why)?

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html


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