On Mon, May 14, 2018 at 02:04:10PM +1000, Michael Ellerman wrote:
[snip]
> OK good, in commit:
>
> c17b98cf6028 ("KVM: PPC: Book3S HV: Remove code for PPC970 processors") (Dec
> 2014)
>
> So we should be able to do the patch below.
>
> cheers
>
>
> diff --git
Paul Mackerras writes:
> On Fri, Apr 06, 2018 at 04:12:32PM +1000, Michael Ellerman wrote:
>> Nicholas Piggin writes:
>> > diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
>> > b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
>> > index 78e6a392330f..0221a0f74f07
On Fri, Apr 06, 2018 at 04:12:32PM +1000, Michael Ellerman wrote:
> Nicholas Piggin writes:
> > diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> > b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> > index 78e6a392330f..0221a0f74f07 100644
> > --- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
Nicholas Piggin writes:
> diff --git a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> index 78e6a392330f..0221a0f74f07 100644
> --- a/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> +++ b/arch/powerpc/kvm/book3s_hv_rm_mmu.c
> @@ -439,6 +439,9 @@ static
On Fri, 6 Apr 2018 03:56:31 +1000
Nicholas Piggin wrote:
> tlbies to an LPAR do not have to be serialised since POWER4,
> MMU_FTR_LOCKLESS_TLBIE can be used to avoid the spin lock in
> do_tlbies.
>
> Testing was done on a POWER9 system in HPT mode, with a -smp 32 guest
> in