Re: [PATCH] x86_64/__iowrite32_copy: don't use string move for PIOwrites

From: Pavel Machek
Date: Fri Jul 10 2009 - 08:06:11 EST



> - 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)?

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