Re: [PATCH 1/2] efi/cper, cxl: Decode CXL Protocol Error Section

Smita Koralahalli
2022-10-28T20:11:04Z

On 10/10/2022 7:24 AM, Jonathan Cameron wrote:
> On Fri, 7 Oct 2022 21:17:13 +0000
> Smita Koralahalli <Smita.KoralahalliChannabasappa@amd.com> wrote:
>
>> Add support for decoding CXL Protocol Error Section as defined in UEFI 2.9
>> Section N.2.13.
>>
>> Do the section decoding in a new cper_cxl.c file. This new file will be
>> used in the future for more CXL CPERs decode support. Add this to the
>> existing UEFI_CPER config.
>>
>> Decode only the fields that are useful to parse the error.
>>
>> Signed-off-by: Smita Koralahalli <Smita.KoralahalliChannabasappa@amd.com>
> Hi Smita,
>
> A few comments inline, but this looks pretty good to me though lots to
> build on top of this (trace events, any in kernel handling necessary etc).
>
> Jonathan
>
>
>> +};
>> +
>> +#pragma pack()
> I would push the structure definition down into the c file and provide a forwards
> definition only in the header.
>
> struct cper_sec_prot_err;
>

I haven't done this in my v2. In efi/cper.c, I'm calculating the size of
the struct. I think forward
structure cannot be laid out there as size isn't known. Please correct
me if I'm wrong. I can
incorporate changes accordingly in my v3.

Thanks,
Smita

>> +
>> +void cper_print_prot_err(const char *pfx, const struct cper_sec_prot_err *prot_err);
>> +
>> +#endif //__CPER_CXL_