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Date:      Mon, 25 Aug 2008 11:10:03 -0400
From:      John Baldwin <jhb@freebsd.org>
To:        "Renato Botelho" <rbgarga@gmail.com>
Cc:        cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org
Subject:   Re: cvs commit: src/sys/i386/cpufreq est.c
Message-ID:  <200808251110.04194.jhb@freebsd.org>
In-Reply-To: <747dc8f30808250629h73676fd8m71f0d6cbc0e035e2@mail.gmail.com>
References:  <200808231253.m7NCrkLp093604@repoman.freebsd.org> <747dc8f30808250629h73676fd8m71f0d6cbc0e035e2@mail.gmail.com>

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On Monday 25 August 2008 09:29:29 am Renato Botelho wrote:
> On Sat, Aug 23, 2008 at 9:53 AM, John Baldwin <jhb@freebsd.org> wrote:
> 
> > jhb         2008-08-23 12:53:42 UTC
> >
> >  FreeBSD src repository
> >
> >  Modified files:
> >    sys/i386/cpufreq     est.c
> >  Log:
> >  SVN rev 182048 on 2008-08-23 12:53:42Z by jhb
> >
> >  If we are unable to obtain a frequency list from either ACPI or the 
static
> >  tables, then attempt to build a simple list containing just the high and
> >  low frequencies based on the current CPU frequency calculated during boot
> >  and the contents of the MSR.
> >
> 
> Seems it has broken something, after upgrade my -current i386 today I got a
> kernel trap 18 after est0 say cannot calculate the frequency and set it to
> 200Mhz

Do you have a more detailed message?  Was this during boot or afterwards?  If 
it was after boot building a kernel with debugging and getting a crashdump 
would be most useful.  If it was during boot, knowing the last few messages 
before the crash (and the first 2-3 frames from a stack trace in ddb) would 
be most helpful.

-- 
John Baldwin



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