Re: [PATCH] x86/PCI: allow MMCONFIG above 4GB

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On Fri, 23 Oct 2009 15:20:33 -0600
Bjorn Helgaas <bjorn.helgaas@xxxxxx> wrote:

> The current whitelist requires a kernel change for every machine that
> has MMCONFIG regions above 4GB, even if BIOS provides a correct MCFG
> table.
> 
> This patch expands the whitelist to include machines with a rev 1 or
> newer MCFG table and a DMI_BIOS_DATE of 2010 or later.  That way, we
> only need kernel changes for new machines that provide incorrect MCFG
> tables.
> 
> Signed-off-by: Bjorn Helgaas <bjorn.helgaas@xxxxxx>
> CC: Matthew Wilcox <willy@xxxxxxxxxxxxxxx>
> CC: John Keller <jpk@xxxxxxx>
> CC: Yinghai Lu <yhlu.kernel@xxxxxxxxx>
> CC: Kenji Kaneshige <kaneshige.kenji@xxxxxxxxxxxxxx>
> CC: Andi Kleen <andi@xxxxxxxxxxxxxx>
> CC: Ingo Molnar <mingo@xxxxxxx>
> ---
>  arch/x86/pci/mmconfig-shared.c |   31 ++++++++++++++++++++-----------
>  1 files changed, 20 insertions(+), 11 deletions(-)

Applied to my linux-next branch, thanks.

-- 
Jesse Barnes, Intel Open Source Technology Center
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