On Tue, 2017-09-12 at 15:43 +0530, Aneesh Kumar K.V wrote: > Yes. I added the limit to radix after I observed that we have MSR[SF] = > 0. > > IIRC it was PACA access that was causing it to crash on return from RTAS. > > hmm the commit also explains that. > > powerpc/mm/radix: Limit paca allocation in radix > > On return from RTAS we access the paca variables and we have 64 bit > disabled. This requires us to limit paca in 32 bit range. > > Fix this by setting ppc64_rma_size to first_memblock_size/1G range.
That should be fixable with better use of temporaries... Ben.
