Rene Herman wrote:
Yes, just posted a Patch-For-Comments that switches on the availability
of a TSC (tsc_init sets tsc_disable also for !cpu_has_tsc) which would
mean that only really old stuff would be using the outb still. A TSC is
really all we need to have a sensible udelay().
Uhm, no. You have no clue what the speed of the TSC is until you have
been able to calibrate it against a fixed timesource - like the PIT.
-hpa
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