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SubjectRe: CONFIG_HOTPLUG, 2.4.x and ppc
On Wed, May 25, 2005 at 01:23:04AM -0400, Marty Leisner wrote:
> Its a custom chip with bridge functionality...(its not hotplug,
> but the thought was "if hotplug can add a bridge at a later time,
> so can an arbitrary module". There's a number of minor problems
> in how BRIDGE_OTHER is handled (i.e. the first two bars should
> be filled in like any other bridge, but everything else ignored).
>
> The goal is to add a PCI bus behind the bridge (the bios
> and the kernel doesn't know about it).
>
> So I'm executing the sequence to add a new bus -- which
> needs CONFIG_HOTPLUG to export the symbols -- which causes the
> problem with PPC in the arch dependent part (it works fine
> on intel platforms).
>
> Looking at the hotplug drivers, it looks like its tied to
> intel architectures in places...but adding a PCI bus should be
> a PCI thing...

Yes it should be a pci thing, but for 2.4, a lot of the codepaths have
not been checked to see that they are all proper for a non-intel based
system. Your finding is one such proof :)

thanks,

greg k-h
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