[PATCH v4.4 backport 05/16] powerpc/pseries: Add H_GET_CPU_CHARACTERISTICS flags & wrapper

Greg KH greg at kroah.com
Sun Feb 4 21:52:37 AEDT 2018


On Sun, Feb 04, 2018 at 03:59:59PM +1100, Michael Ellerman wrote:
> From: Michael Neuling <mikey at neuling.org>
> 
> commit 191eccb1580939fb0d47deb405b82a85b0379070 upstream.
> 
> A new hypervisor call has been defined to communicate various
> characteristics of the CPU to guests. Add definitions for the hcall
> number, flags and a wrapper function.
> 
> Signed-off-by: Michael Neuling <mikey at neuling.org>
> Signed-off-by: Michael Ellerman <mpe at ellerman.id.au>
> [Balbir fixed conflicts in backport]
> Signed-off-by: Balbir Singh <bsingharora at gmail.com>
> ---
>  arch/powerpc/include/asm/hvcall.h         | 17 +++++++++++++++++
>  arch/powerpc/include/asm/plpar_wrappers.h | 14 ++++++++++++++
>  2 files changed, 31 insertions(+)

Also applied to 4.9.y as it was missing from there.

thanks,

greg k-h


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