Re: [PATCH v5 2/3] acpi, apei, ghes: Make NMI error notification to be GHES architecture extension.

From: Borislav Petkov
Date: Tue Jul 22 2014 - 12:57:50 EST


On Tue, Jul 22, 2014 at 11:20:12AM +0200, Tomasz Nowicki wrote:
> Currently APEI depends on x86 architecture. It is because of NMI hardware
> error notification of GHES which is currently supported by x86 only.
> However, many other APEI features can be still used perfectly by other
> architectures.
>
> This commit adds two symbols:
> 1. HAVE_ACPI_APEI for those archs which support APEI.
> 2. HAVE_ACPI_APEI_NMI which is used for NMI code isolation in ghes.c
> file. NMI related data and functions are grouped so they can be wrapped
> inside one #ifdef section. Appropriate function stubs are provided for
> !NMI case.
>
> Note there is no functional changes for x86 due to hard selected
> HAVE_ACPI_APEI and HAVE_ACPI_APEI_NMI symbols.
>
> Signed-off-by: Tomasz Nowicki <tomasz.nowicki@xxxxxxxxxx>

Acked-by: Borislav Petkov <bp@xxxxxxx>

--
Regards/Gruss,
Boris.

Sent from a fat crate under my desk. Formatting is fine.
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