Nicholas Piggin <npig...@gmail.com> writes:
> POWER9 CPUs have independent MMU contexts per thread so KVM
> does not have to bring sibling threads into real-mode when
> switching MMU mode to guest. This can simplify POWER9 sleep/wake
> paths and avoids hwsyncs.
> Signed-off-by: Nicholas Piggin <npig...@gmail.com>
> arch/powerpc/include/asm/kvm_book3s_asm.h | 4 ++++
> arch/powerpc/kernel/idle_book3s.S | 8 ++-----
> arch/powerpc/kvm/book3s_hv.c | 37
> arch/powerpc/kvm/book3s_hv_rmhandlers.S | 8 +++++++
This will need to go via, or at least be shared with Paul's tree.
So if it's possible, splitting it out of this series would be easier.