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From: "Darren Pilgrim" <dmp@bitfreak.org>
To: "'Scott Long'" <scottl@samsco.org>
Date: Wed, 23 Nov 2005 17:53:56 -0800
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Cc: freebsd-current@freebsd.org
Subject: RE: em interrupt storm
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From: Scott Long [mailto:scottl@samsco.org] 
> Darren Pilgrim wrote:
> >
> > Until this gets "fixed" in FreeBSD, what should those of us who are
> > effectively stuck with this hardware do to avoid the problem?
> 
> What I've done is vacated the use of irq16 on my machines by disabling
> things like usb and if_em.

Do the devices have to be really turned off (meaning disabled in the BIOS)
or do I just not load the corresponding driver?

If nothing is using irq16, does the aliasing not occur or does it just
become transparent to FreeBSD?