Re: [PATCH v2 1/2] edac,ghes,cper: Add Row Extension to Memory Error Record

[Borislav Petkov <bp@alien8.de>]

On Wed, Aug 19, 2020 at 09:35:43AM -0500, Alex Kluver wrote:
> Memory errors could be printed with incorrect row values since the DIMM
> size has outgrown the 16 bit row field in the CPER structure. UEFI
> Specification Version 2.8 has increased the size of row by allowing it to
> use the first 2 bits from a previously reserved space within the structure.
> 
> When needed, add the extension bits to the row value printed.
> 
> Based on UEFI 2.8 Table 299. Memory Error Record
> 
> Reviewed-by: Kyle Meyer <kyle.meyer@hpe.com>
> Reviewed-by: Steve Wahl <steve.wahl@hpe.com>
> Tested-by: Russ Anderson <russ.anderson@hpe.com>
> Signed-off-by: Alex Kluver <alex.kluver@hpe.com>
> ---
> 
> v1 -> v2:
>    * Add static inline cper_get_mem_extension() to make it 
>     more readable, as suggested by Borislav Petkov.
> 
>    * Add second patch for bank field, bank group, and chip id.
> 
> ---
>  drivers/edac/ghes_edac.c    |  8 ++++++--
>  drivers/firmware/efi/cper.c |  9 +++++++--
>  include/linux/cper.h        | 16 ++++++++++++++--
>  3 files changed, 27 insertions(+), 6 deletions(-)

For the EDAC bits:

Acked-by: Borislav Petkov <bp@suse.de>

Also, I could take both through the EDAC tree, if people prefer.

-- 
Regards/Gruss,
    Boris.

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