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SubjectRE: [RFC][PATCH]ACPI,APEI,ERST, back end driver for NVRAM
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On Fri, 2011-12-16 at 00:03 +0800, Seiji Aguchi wrote:
> Hi,
>
> >
> >No. I have different understanding.
> >
> >Because error log address range resides in NVRAM, the contents will be
> >reserved even after reboot. So we do not need read/clear operations at
> >all, and should place all records in error log address range.
>
> I have a quick question about your comment above.
> Do you know whether this optimization of read/clear operations works
> on machines which APEI is enabled by WHEA _OSC call?

I have no machine with

!!(erst_erange.attr & ERST_RANGE_NVRAM) == 1

Do you have?

Best Regards,
Huang Ying




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