Re: local APIC may cause XFree86 hang

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Wed Nov 13 2002 - 18:19:29 EST


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

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