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From: Nate Williams <nate@yogotech.com>
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Date: Wed, 24 Oct 2001 12:11:38 -0600
To: Dag-Erling Smorgrav <des@ofug.org>
Cc: Hajimu UMEMOTO <ume@FreeBSD.org>, cvs-committers@FreeBSD.org,
	cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/modules Makefile src/sys/modules/apm Makefile
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> >   Log:
> >   Make apm a module.
> >   We need further work to be able to specify an equivalence of `flags 0x20'.
> >   Many PCs should work for now.  But, some PCs need `flags 0x20'.
> 
> I know that "flags 0x20" means "broken statclock", but can you tell me
> what symptoms a machine with a broken statclock would exhibit if that
> flag were not set? 

It would hang when doing any APM commands (most notably, suspend).

> Also, are there any disadvantages to setting that
> flag on a machine that does not need it?

Yes, the profiling and load average calculations don't work as well, so
a process could theoretically get more CPU than it should.



Nate

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