From: Mikael Pettersson <mikpe@csd.uu.se>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: local APIC may cause XFree86 hang
Date: Thu, 14 Nov 2002 00:01:19 +0100 [thread overview]
Message-ID: <15826.55743.478461.458111@kim.it.uu.se> (raw)
In-Reply-To: <1037229569.11996.205.camel@irongate.swansea.linux.org.uk>
Alan Cox writes:
> On Wed, 2002-11-13 at 22:29, Mikael Pettersson wrote:
> > Does XFree86 (its core or particular drivers) use vm86() to
> > invoke, possibly graphics card specific, BIOS code?
> > That would explain the hangs I got. The fix would be to
> > disable the local APIC around vm86()'s BIOS calls, just like
> > we now disable it before APM suspend.
>
> It does yes
Ok. I'll start working on a patch to vm86() tomorrow.
/Mikael
next prev parent reply other threads:[~2002-11-13 22:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-13 22:29 Mikael Pettersson
2002-11-13 23:19 ` Alan Cox
2002-11-13 23:01 ` Mikael Pettersson [this message]
2002-11-13 23:52 ` Linus Torvalds
2002-11-14 7:58 ` Gregoire Favre
2002-11-14 0:29 Nakajima, Jun
2002-11-14 0:48 ` Linus Torvalds
2002-11-14 1:16 Nakajima, Jun
2002-11-14 1:38 ` Linus Torvalds
2002-11-14 8:08 ` george anzinger
2002-11-14 14:27 ` Alan Cox
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