From owner-freebsd-amd64@FreeBSD.ORG  Thu May 26 00:47:22 2005
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Date: Wed, 25 May 2005 17:47:21 -0700
From: Astrodog <astrodog@gmail.com>
To: Palle Girgensohn <girgen@pingpong.net>
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Cc: amd64@freebsd.org
Subject: Re: Dual Xeon EM64T crashes reliably w/ 5.x amd64
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On 5/25/05, Astrodog <astrodog@gmail.com> wrote:
> On 5/25/05, Palle Girgensohn <girgen@pingpong.net> wrote:
> >
> > 2005-05-26 kl. 02.28 skrev Astrodog:
> >
> > > Considering the HTT security announcement, I'm not sure HTT should be
> > > enabled on any production boxes. That being said, you may want to
> > > investigate the usability of ULE in your situation, assuming it
> > > shipped with 5.4 (Which I'm not sure of). In some specific instances,
> > > I've seen switching to ULE solve problems of this nature, although it
> > > may simply bring up whole new ones.
> > >
> >
> > I don't think it exists in 5.4, but I may be wrong?
> >
> > /Palle
> >
> >
>=20
> I just checked CVS, its atleast part of RELENG_5, I don't have a 5.4-R
> machine to check on.
>=20

If its there, it'll be in src/sys/kern/sched_ule.c