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On Fri 2007-12-14 10:02:57, H. Peter Anvin wrote: > Ingo Molnar wrote: >> wow, cool fix! (I remember that there were other systems as well that are >> affected by port 0x80 muckery - i thought we had removed port 0x80 >> accesses long ago.) >> how about the simpler fix below, as a first-level approach? We can then >> remove the _p in/out sequences after this. > > I believe this will suffer from the issue that was raised: this will use > udelay() long before loop calibration (and no, we can't just "be > conservative" since there is no "conservative" value we can use.) ?? Just initialize bogomips to 6GHz equivalent... and we are fine until 6GHz cpus come out. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html | ||||||||||
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