[Skiboot] [PATCH 1/4] ELOG: Disable event notification during kexec
hegdevasant at linux.vnet.ibm.com
Thu Jun 30 18:17:20 AEST 2016
On 06/24/2016 04:09 PM, Vasant Hegde wrote:
> ELOG enables event notification once new log is available. And this
> will be disabled after host completes reading logs (it has to complete
> both fsp_opal_elog_info and fsp_opal_elog_read).
> In some corner cases like kexec, host may endup reading same ELOG id twice
> (calling fsp_opal_elog_info twice because of resend request). Host finds it
> as duplicate and it will not read actual log (fsp_opal_elog_read()). In such
> situations we fails to disable event notification :-(
We have to fix fsp-elog-write.c (OPAL generated logs) as well. I will send v2 soon.
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