* Lucas De Marchi <[email protected]> wrote:

> CFL was missing from intel_early_ids[]. The PCI ID needs to be there to
> allow the memory region to be stolen, otherwise we could have RAM being
> arbitrarily overwritten if for example we keep using the UEFI framebuffer,
> depending on how BIOS has set up the e820 map.
> 
> Fixes: b056f8f3d6b9 ("drm/i915/cfl: Add Coffee Lake PCI IDs for S Skus.")
> Signed-off-by: Lucas De Marchi <[email protected]>
> Cc: Rodrigo Vivi <[email protected]>
> Cc: Anusha Srivatsa <[email protected]>
> Cc: Jani Nikula <[email protected]>
> Cc: Joonas Lahtinen <[email protected]>
> Cc: David Airlie <[email protected]>
> Cc: [email protected]
> Cc: [email protected]
> Cc: Ingo Molnar <[email protected]>
> Cc: H. Peter Anvin <[email protected]>
> Cc: Thomas Gleixner <[email protected]>
> Cc: [email protected]
> Cc: <[email protected]> # v4.13+ 0890540e21cf drm/i915: add GT number to 
> intel_device_info
> Cc: <[email protected]> # v4.13+ 41693fd52373 drm/i915/kbl: Change a KBL 
> pci id to GT2 from GT1.5
> Cc: <[email protected]> # v4.13+
> Reviewed-by: Rodrigo Vivi <[email protected]>
> ---
> 
> v2: improve commit message, add Fixes tag and CC stable
> 
>  arch/x86/kernel/early-quirks.c | 1 +
>  include/drm/i915_pciids.h      | 6 ++++++
>  2 files changed, 7 insertions(+)

Acked-by: Ingo Molnar <[email protected]>

Thanks,

        Ingo
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