Re: [GIT PULL] arm64 spectre and meltdown mitigations for -stable

From: Greg KH
Date: Fri Feb 09 2018 - 08:50:05 EST


On Fri, Feb 09, 2018 at 01:48:11PM +0000, Will Deacon wrote:
> Hi Greg,
>
> I've put together a tag which includes all of the upstream arm64 spectre and
> meltdown mitigations based on v4.15. Please could you consider taking this
> into the 4.15 stable tree?
>
> I understand that Ard (cc'd) is using this stack to create a version for 4.14
> too.
>
> Note that there are two commits in here that are already in stable:
>
> 9c9345fb26ff [Variant 1/Spectre-v1] Documentation: Document array_index_nospec
> 60d6c8a8e54e [Variant 1/Spectre-v1] array_index_nospec: Sanitize speculative array de-references
>
> so you can skip those when applying.
>
> Please shout if you run into trouble.

Ah, nice, thanks for this. I'll use this for the next 4.15.y kernel
release after the one I _just_ sent out for review a few minutes ago.

greg k-h