Date: Thu, 18 Jan 2001 13:41:02 -0800 From: Mike Smith <msmith@freebsd.org> To: Lars Eggert <larse@ISI.EDU> Cc: Jamil Taylor <jamil_taylor@pobox.com>, freebsd-stable@FreeBSD.ORG Subject: Re: SMP & APM (was Re: SMP & signal 11) Message-ID: <200101182141.f0ILf2Q01268@mass.osd.bsdi.com> In-Reply-To: Your message of "Thu, 18 Jan 2001 13:14:33 PST." <3A675CB9.53261A6E@isi.edu>
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> Having both the SMP options
>
> options SMP
> options APIC_IO
>
> and APM
>
> device apm0 at nexus? # Advanced Power Management
>
> enabled in a kernel config file causes spurious signal 11's under
> FreeBSD-4.2 when more than one CPU is present in the system.
>
> Is this a known conflict? I could not find this mentioned in related man
> pages or LINT. (Thanks to Jamil Taylor for helping me track this down.)
It's not supported, no. Having said that, it's theoretically *meant* to
work, but I suspect that there are unconsidered issues which mean that
APM and SMP just aren't going to mix.
--
... every activity meets with opposition, everyone who acts has his
rivals and unfortunately opponents also. But not because people want
to be opponents, rather because the tasks and relationships force
people to take different points of view. [Dr. Fritz Todt]
V I C T O R Y N O T V E N G E A N C E
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