[Skiboot] [PATCH 1/2] opal/hmi: Fix TB reside and HDEC parity error recovery for power9
stewart at linux.vnet.ibm.com
Tue Oct 24 07:44:43 AEDT 2017
Mahesh J Salgaonkar <mahesh at linux.vnet.ibm.com> writes:
> From: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
> On TB/HDEC errors, all 4 threads on the affected receives HMI. On power9,
> every thread on the core has its own copy of TB/HDEC and hence every thread
> has to clear the dirty data from its own TB/HDEC register before we clear tb
> errors through TFMR. The HMI recovery would fail even if one thread
> do not cleanup the respective TB/HDEC register.
> Signed-off-by: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
> core/hmi.c | 105
Thanks, series merged to master as of 00f2540c3c69c922771a73fda2ef83f49aaee0b6
OPAL Architect, IBM.
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