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Re: Bug#663433: udev: does not load acpiphp on ThinkPad T520 although it is needed for ExpressCard hotplugging



On Sun, 2012-03-11 at 23:00 +0100, Bjørn Mork wrote:
> Martin Steigerwald <Martin@lichtvoll.de> writes:
> 
> > Am Sonntag, 11. März 2012 schrieb Marco d'Itri:
> >> On Mar 11, Martin Steigerwald <Martin@lichtvoll.de> wrote:
> >> > So please advice. Is it sufficient for ask for module aliases being
> >> > added upstream? If I know how I can provide the necessary info for
> >> > my ThinkPad T520.
> >> 
> >> I am not familiar with ExpressCard, so I do not know exactly what is
> >> needed.
> >
> > No problem. Maybe someone from the Debian kernel team knows. If not I can 
> > also ask upstream.
> 
> The issue has already been discussed among the upstream experts. See e.g.
> http://www.spinics.net/lists/linux-pci/msg11140.html
> for an explanation why autoloading acpiphp on all machines historically
> has been impossible.
> 
> Don't know if anything ever came out of this though:
> http://www.spinics.net/lists/linux-pci/msg11148.html
> 
> If not, then I guess a distribution could add an init script which
> checked DMI dates and loaded acpiphp by default on all modern machines.
> It's a pity that users have to research this themselves to get
> ExpressCard slots working.

We should build in whichever hotplug drivers can't be auto-loaded.

Ben.

-- 
Ben Hutchings
For every action, there is an equal and opposite criticism. - Harrison

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