Subject: Re: [PATCH] powerpc/powernv: Read OPAL error log and export it through sysfs

From: Stewart Smith <[email-masked]>
Date: Wed, 05 Mar 2014 15:05:46 +1100

Benjamin Herrenschmidt <[email-masked]> writes:
> On Wed, 2014-03-05 at 08:56 +0530, Vasant Hegde wrote:
>> On 03/05/2014 07:26 AM, Stewart Smith wrote:
>> > Vasant Hegde <[email-masked]> writes:
>> >>> +int64_t opal_send_ack_elog(uint64_t log_id);
>> >>
>> >> Stewart,
>> >>
>> >> Why are you creating 64bit log ID  when actual ID is 32bit ?
>> >
>> > IIRC it's what OPAL gives us, even though FSP MBOX spec says 32bit.
>> >
>> 
>> Stewart,
>> 
>> Better ask OPAL folks to fix in firmware ?
>
> Why bother ? That way if future versions of OPAL want to use 64-bit IDs,
> they can.

Yeah, that was my thought. The number of error logs on some POWER8
systems almost needs 64bit already :)