Re: [PATCH v9 29/29] arm64: mte: Add Memory Tagging Extension documentation

Catalin Marinas
2020-09-22T16:06:15Z

On Thu, Sep 17, 2020 at 05:15:53PM +0100, Dave P Martin wrote:
> On Thu, Sep 17, 2020 at 10:02:30AM +0100, Catalin Marinas wrote:
> > On Thu, Sep 17, 2020 at 09:11:08AM +0100, Will Deacon wrote:
> > > Wasn't there a man page kicking around too? Would be good to see that
> > > go upstream (to the manpages project, of course).
> >
> > Dave started writing one for the tagged address ABI, not sure where that
> > is. For the MTE additions, we are waiting for the ABI to be upstreamed.
>
> The tagged address ABI control stuff is upstream in the man-pages-5.08
> release.
>
> I don't think anyone drafted anything for MTE yet. Do we consider the
> MTE ABI to be sufficiently stable now for it to be worth starting
> drafting something?

Yes, the ABI is stable. The patches are in linux-next and, unless
something broken is found, we aim for 5.10.

--
Catalin