ACK[zesty]: [PATCH] powerpc/powernv: Fix TCE kill on NVLink2

[Seth Forshee]

On Thu, May 11, 2017 at 09:46:57AM -0500, Seth Forshee wrote:
> On Thu, May 11, 2017 at 11:26:21AM -0300, Breno Leitao wrote:
> > From: Alistair Popple <alistair at popple.id.au>
> > 
> > BugLink: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1690155
> > 
> > Commit 616badd2fb49 ("powerpc/powernv: Use OPAL call for TCE kill on
> > NVLink2") forced all TCE kills to go via the OPAL call for
> > NVLink2. However the PHB3 implementation of TCE kill was still being
> > called directly from some functions which in some circumstances caused
> > a machine check.
> > 
> > This patch adds an equivalent IODA2 version of the function which uses
> > the correct invalidation method depending on PHB model and changes all
> > external callers to use it instead.
> > 
> > Fixes: 616badd2fb49 ("powerpc/powernv: Use OPAL call for TCE kill on NVLink2")
> > Cc: stable at vger.kernel.org # v4.11+
> > Signed-off-by: Alistair Popple <alistair at popple.id.au>
> > Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
> > (cherry picked from commit 6b3d12a948d27977816a15eb48409a298902a548)
> > Signed-off-by: Breno Leitao <breno.leitao at gmail.com>
> 
> Applied to artful master-next.

Forgot to include an ack for zesty.

Acked-by: Seth Forshee <seth.forshee at canonical.com>