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    SubjectRe: [PATCH 0/5][RFC] Physical PCI slot objects
    On Wed, Nov 14, 2007 at 09:51:51AM -0800, Greg KH wrote:
    > On Wed, Nov 14, 2007 at 05:44:01PM +0000, Matthew Garrett wrote:
    > > Dumping raw ACPI tables isn't adequate - _SUN might be a complex ACPI
    > > method with multiple reads and writes to raw hardware, and we really
    > > don't want to do that in userspace. The only way to do this reliably is
    > > in the kernel.
    > But it really isn't, as the firmware kit has proven...

    The firmware toolkit will only work if the _SUN method merely returns a
    hardcoded value. The spec doesn't require that that be the case, and
    it's easy to imagine situations where it won't.

    Matthew Garrett |
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