Re: [PATCH 1/1] Add force of use MMCONFIG [try #1]

From: Linus Torvalds
Date: Tue Jul 25 2006 - 01:25:15 EST




On Mon, 24 Jul 2006, Andrew Morton wrote:
>
> Why do we want to do this? Are the ACPI-provided tables incorrect? If so,
> what problems are caused by this?

The ACPI-provided tables are apparently correct, but we sanity-check them
by _also_ requiring that the mmconfig base address is marked "reserved" in
the e820 tables.

The EFI memory maps apparently don't do that "reserved" marking.

Linus
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