[PATCH v4.4 backport 14/16] powerpc/powernv: Check device-tree for RFI flush settings

[Greg KH]

On Sun, Feb 04, 2018 at 04:00:08PM +1100, Michael Ellerman wrote:
> From: Oliver O'Halloran <oohall at gmail.com>
> 
> commit 6e032b350cd1fdb830f18f8320ef0e13b4e24094 upstream.
> 
> New device-tree properties are available which tell the hypervisor
> settings related to the RFI flush. Use them to determine the
> appropriate flush instruction to use, and whether the flush is
> required.
> 
> Signed-off-by: Oliver O'Halloran <oohall at gmail.com>
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
> ---
>  arch/powerpc/platforms/powernv/setup.c | 50 ++++++++++++++++++++++++++++++++++
>  1 file changed, 50 insertions(+)

Also applied to 4.9.y