On Mon, 11 Dec 2017 13:21:46 +0100 Christian Borntraeger <borntrae...@de.ibm.com> wrote:
> KVM does not allow memory regions > KVM_MEM_MAX_NR_PAGES, basically > limiting the memory per slot to 8TB-4k. As memory slots on s390/kvm must > be a multiple of 1MB we need start a new memory region if we cross > 8TB-1M. > > With that (and optimistic overcommitment in the kernel) I was able to > start a 24TB guest on a 1TB system. > > Signed-off-by: Christian Borntraeger <borntrae...@de.ibm.com> > --- > hw/s390x/s390-virtio-ccw.c | 28 +++++++++++++++++++++++++--- > 1 file changed, 25 insertions(+), 3 deletions(-) Thanks, applied (with 1UL -> 1ULL).