Re: [PATCH] x86/PCI: Ignore CPU non-addressable _CRS reservedmemory resources

[Jesse Barnes]

On Mon, 14 Nov 2011 15:42:16 -0800
Gary Hade <garyhade@xxxxxxxxxx> wrote:

> 
> From: Gary Hade <garyhade@xxxxxxxxxx>
> 
> This assures that a _CRS reserved host bridge window or 
> window region is not used if it is not addressable by
> the CPU.  The new code either trims the window to exclude
> the non-addressable portion or totally ignores the window
> if the entire window is non-addressable.
> 
> The current code has been shown to be problematic with
> 32-bit non-PAE kernels on systems where _CRS reserves
> resources above 4GB.
> 
> Signed-off-by: Gary Hade <garyhade@xxxxxxxxxx>
> Reviewed-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> Cc: Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx>
> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> Cc: Thomas Renninger <trenn@xxxxxxxxxx>
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Cc: stable@xxxxxxxxxx
> ---

Applied to linux-next (don't want to send something this fundamental to
Linus at this late stage).  It can land in stable if it turns out ok in
-rc1.

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center

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