[OpenPower-Firmware] security fixes for meltdown/spectre on P8

[Michael Ellerman]

On 5 March 2018 10:27:37 am ACDT, Stewart Smith <stewart at linux.vnet.ibm.com> wrote:
>Nathan Whitehorn <nwhitehorn at freebsd.org> writes:
>> To hijack the thread slightly, is there an overview somewhere of what
>
>> needs to be done at the OS level to support these fixes? We would 
>> obviously like to implement the OS-level changes for FreeBSD, but the
>
>> only reference for even what the exposure of P8/9 to Spectre is seems
>to 
>> be some moderately cryptic Linux commits.
>> -Nathan
>
>(bringing in the powerpc linux kernel maintainer)
>
>Umm... is there?

Nothing public that I'm aware of. We are hoping to change that, but I can't promise anything.

I thought the Linux commit messages were pretty descriptive, is there anything specific that's not clear? I might be able to fill in the blanks.

cheers