Re: [RFC] Avoid PIT SMP lockups

From: S.ÃaÄlar Onur
Date: Wed Oct 11 2006 - 14:37:20 EST


11 Eki 2006 Ãar 20:59 tarihinde, john stultz ÅunlarÄ yazmÄÅtÄ:
> > Yep, [1] here is whole screen and used config, and as andi suggested i
> > recompiled this kernel [pure vanilla 2.6.18] from scratch.
> >
> > [1] http://cekirdek.pardus.org.tr/~caglar/2.6.18/
>
> Huh.. that's an odd trace. Looks like the alternative code is involved.
>
> Mind booting w/ "noreplacement" to see if that avoids it?

Booting with "noreplacement" solved panics (i tried booting 10 times with both
kernel) for both vanilla one and yours patch included one.

By the way i just realize, panic occurs between

Checking if this processor honours the WP bit even in supervisor mode... Ok.

and

Calibrating delay using timer specific routine.. xxxxx BogoMIPS (lpj=xxxxx)

lines, and system waits there about 5 sec. maybe more (no matter if it panics
or continues to boot somehow)

Cheers
--
S.ÃaÄlar Onur <caglar@xxxxxxxxxxxxx>
http://cekirdek.pardus.org.tr/~caglar/

Linux is like living in a teepee. No Windows, no Gates and an Apache in house!

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