Re: [PATCH RFC 3/3] powerpc/64: Enable use of radix MMU under hypervisor on POWER9

2016-12-05 Thread Paul Mackerras
On Mon, Dec 05, 2016 at 07:55:32PM +1100, Benjamin Herrenschmidt wrote: > On Mon, 2016-12-05 at 19:04 +1100, Paul Mackerras wrote: > > +   vec5 = of_get_flat_dt_prop(chosen, "ibm,architecture-vec-5", &size); > > +   if (!vec5 || size <= OV5_INDX(OV5_MMU_RADIX_300)) > > +   retur

Re: [PATCH RFC 3/3] powerpc/64: Enable use of radix MMU under hypervisor on POWER9

2016-12-05 Thread Benjamin Herrenschmidt
On Mon, 2016-12-05 at 19:04 +1100, Paul Mackerras wrote: > +   vec5 = of_get_flat_dt_prop(chosen, "ibm,architecture-vec-5", &size); > +   if (!vec5 || size <= OV5_INDX(OV5_MMU_RADIX_300)) > +   return; Could be bike shedding but shouldn't we first check if we are in an LPAR and