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Date:      Mon, 14 Oct 2002 12:57:33 -0700
From:      Terry Lambert <tlambert2@mindspring.com>
To:        Will Andrews <will@csociety.org>
Cc:        current@FreeBSD.org
Subject:   Re: ACPI instability on Sony VAIOs?
Message-ID:  <3DAB21AD.6844DBE@mindspring.com>
References:  <3DAB0B26.2EED5A84@mindspring.com> <XFMail.20021014144018.jhb@FreeBSD.org> <20021014195346.GN19874@procyon.firepipe.net>

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Will Andrews wrote:
> On Mon, Oct 14, 2002 at 02:40:18PM -0400, John Baldwin wrote:
> > *sigh*, this is not related to his problem.  I think the ACPI PCI
> > link code has a bug in that it tries to free memory it has not
> > allocated (including actual error messages and a trace from ddb()
> > could help verify this) and has nothing to do with the TLB on the
> > CPU.
> 
> In fact, that is what appears to be the problem (panic() freeing
> memory that doesn't exist), but I can't get a traceback without
> the debugger on a remote system... unless I manually copy it...

That's with ACPI.

It's pretty much a "given" that you can not use ACPI with some
Sony Laptop models.

When you disabled ACPI, you still got a hang; it was *that* hang
which I was attempting to address.

-- Terry

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