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. cheers
