[Skiboot] [PATCH RFC v2 00/12] opal-prd updates for p9

Stewart Smith stewart at linux.vnet.ibm.com
Tue Jun 6 18:29:10 AEST 2017

Vasant Hegde <hegdevasant at linux.vnet.ibm.com> writes:
> On 06/05/2017 01:27 PM, Stewart Smith wrote:
>> Jeremy Kerr <jk at ozlabs.org> writes:
>>> Hi all,
>>> The following changes implement opal-prd functionality for P9. The core
>>> change is the hostboot interface updates, and some base-level support
>>> for the new callbacks.
>>> Part of this series is the introduction of the opaque firmware <--> HBRT
>>> channel, which means we should be able to avoid userspace (and kernel)
>>> updates for future feature additions.
>>> These patches are RFC only at this stage, and have ony had light
>>> testing. Please let me know if you have any comments/changes.
>> On witherspoon, with hostboot-d96098e (current op-build version as of
>> "today"), opal-prd still segfaults somewhere in call_hbrt_init (i.e. the
>> HBRT code).
> Stewart,
> Which distro are you running? If you compile (standard compilation)  and run 
> opal-prd
> on Ubuntu 17.04 it segfaults. I had observed this earlier.

Yep, that'd be it.

> Basically some flags in default compilation changes and which is causing this 
> issue. Ihad asked Breno to follow up with Canonical.


Stewart Smith
OPAL Architect, IBM.

More information about the Skiboot mailing list