Re: Since 2.3.20: APIC timer calibration race + patch
Keith Owens (kaos@ocs.com.au)
Fri, 17 Dec 1999 19:30:40 +1100
On Wed, 15 Dec 1999 14:16:09 +0100 (MET),
"Maciej W. Rozycki" <macro@ds2.pg.gda.pl> wrote:
> Got it, finally! Since APIC code rewrite in 2.3.20, there was an
>annoying problem with APIC timer calibration...
>
> It turned out that there is a race condition in get_8254_timer_count(),
>which accesses 8254's ports directly, ...
I hoped that patch would fix the APIC errors on my ABIT BP6
motherboard, alas they still occur in 2.3.33-smp with the 8254 patch,
compiled with gcc 2.7.2.3. So the BP6 problem is still outstanding.
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