Messages in this thread | | | Subject | Re: mmotm 2020-07-27-18-18 uploaded (mm/page_alloc.c) | From | David Hildenbrand <> | Date | Wed, 29 Jul 2020 18:14:22 +0200 |
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On 29.07.20 16:38, David Hildenbrand wrote: > On 29.07.20 16:18, Michael S. Tsirkin wrote: >> On Tue, Jul 28, 2020 at 03:31:43PM -0700, Andrew Morton wrote: >>> On Wed, 29 Jul 2020 08:20:53 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote: >>> >>>> Hi Andrew, >>>> >>>> On Tue, 28 Jul 2020 14:55:53 -0700 Andrew Morton <akpm@linux-foundation.org> wrote: >>>>> config CONTIG_ALLOC >>>>> def_bool (MEMORY_ISOLATION && COMPACTION) || CMA >>>>> >>>>> says this is an improper combination. And `make oldconfig' fixes it up. >>>>> >>>>> What's happening here? >>>> >>>> CONFIG_VIRTIO_MEM selects CONFIG_CONTIG_ALLOC ... >>> >>> Argh, select strikes again. >>> >>> So I guess VIRTIO_MEM should also select COMPACTION? >> >> +Cc the maintainer. >> > > We had select CONFIG_CONTIG_ALLOC before and that seemed to be wrong. I > was told select might be the wrong approach. > > We want memory isolation and contig_alloc with virtio-mem (which depends > on memory hot(un)plug). What would be the right way to achieve this? >
Okay, I think I am confused. I thought we had that already fixed. @mst what happened to
https://lkml.kernel.org/r/d03c88ea-200d-54ab-d7f3-f3e5b7a0a9dd@redhat.com
That patch is almost a month old, can you pick it, I already acked it.
-- Thanks,
David / dhildenb
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