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Date:      Thu, 21 Nov 2002 16:37:24 -0800
From:      Terry Lambert <tlambert2@mindspring.com>
To:        John Baldwin <jhb@FreeBSD.org>
Cc:        Vallo Kallaste <kalts@estpak.ee>, Scott Sipe <cscotts@mindspring.com>, current@FreeBSD.org
Subject:   Re: DP2 Fatal Trap
Message-ID:  <3DDD7C44.84C0D242@mindspring.com>
References:  <XFMail.20021121155554.jhb@FreeBSD.org>

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John Baldwin wrote:
> > Is it any help to know that my problems on P4 stopped after enabling
> > DISABLE_PSE? Initially I had both of these enabled, but seems that
> > one is enough. Just FYI.
> 
> If we can verify that DISABLE_PG_G has no effect then that would be
> nice.

It has an effect: writing CR3 or a TSS resulting in a changed CR3
will not invalidate TLB entries with the G flag set, if PGE is set
in CR4.

-- Terry

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