Re: [PATCH 1/2] x86/PCI: add kernel option and taint it when we add a 64bit window

From: Randy Dunlap
Date: Wed Jan 10 2018 - 15:11:09 EST


On 01/10/18 04:25, Christian KÃnig wrote:
> Only try to enable a 64bit window on AMD CPUs when pci=big_root_window is
> specified and taint the kernel when we add the window.
>
> Signed-off-by: Christian KÃnig <christian.koenig@xxxxxxx>
> ---
> arch/x86/include/asm/pci_x86.h | 1 +
> arch/x86/pci/common.c | 5 +++++
> arch/x86/pci/fixup.c | 4 ++++
> 3 files changed, 10 insertions(+)
>

Please update Documentation/admin-guide/kernel-parameters.txt with this
new option of "pci=".

--
~Randy