On Wed, 2015-06-17 at 19:45 +1000, Michael Ellerman wrote: > On Wed, 2015-06-17 at 08:21 +0530, Aneesh Kumar K.V wrote: > > "Aneesh Kumar K.V" <aneesh.ku...@linux.vnet.ibm.com> writes: > > > > > > Hi Scott, > > > > > Current swap encoding in pte can't support large pfns > > > above 4TB. Change the swap encoding such that we put > > > the swap type in the PTE bits. Also add build checks > > > to make sure we don't overlap with HPTEFLAGS. > > > > > > > Can you please review this w.r.t 64bit booke ?
It looks OK. I'm curious why _PAGE_BIT_SWAP_TYPE is 2 -- it seems like it could be any value >= 1 that isn't large enough to cause a conflict. Does something get stored in that second bit? > I booted it on our p5020ds FWIW. Actively using swap? -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
