From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: John Stoffel <john@stoffel.org>, kvm@vger.kernel.org
Subject: Re: Booting up an old Windows 3.1 harddisk image
Date: Tue, 18 Oct 2011 15:13:39 +0200 [thread overview]
Message-ID: <4E9D7B83.4020402@redhat.com> (raw)
In-Reply-To: <4E9D7A17.9060107@siemens.com>
On 10/18/2011 03:07 PM, Jan Kiszka wrote:
> >
> > It's probably a bug in kvm. Try collecting a complete trace as in
> > http://www.linux-kvm.org/page/Tracing and posting it here, maybe
> > something will jump out.
> >
> > Also try out -no-kvm.
>
> A shot from the hips: Jörg and I are just hunting down 16 bit task
> switch issues on AMD hosts. If this problem may be related can be
> checked by loading kvm-amd with npt=0, ie. disabling nested paging.
Do you mean that you suspect that kvm's task switch emulation is more
accurate than the hardware? Gleb will have a heart attack.
Another area to look at is A20 emulation, based on where the hang occurs.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-10-18 13:13 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-18 0:59 Booting up an old Windows 3.1 harddisk image John Stoffel
2011-10-18 10:42 ` Avi Kivity
2011-10-18 13:07 ` Jan Kiszka
2011-10-18 13:13 ` Avi Kivity [this message]
2011-10-18 13:21 ` Jan Kiszka
2011-10-18 13:08 ` John Stoffel
2011-10-18 13:11 ` Avi Kivity
2011-10-18 17:08 ` John Stoffel
2011-10-18 17:31 ` Avi Kivity
2011-10-19 2:02 ` Jun Koi
2011-10-19 2:06 ` Jun Koi
2011-10-19 13:55 ` John Stoffel
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