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| /openbmc/linux/arch/s390/kvm/ |
| H A D | kvm-s390.c | diff 76a6dd7241ae03c47f44a9605dcd525f31b2124a Tue Nov 24 06:33:49 CST 2015 David Hildenbrand <dahi@linux.vnet.ibm.com> KVM: s390: handle missing 64-bit-SCAO facility
Without that facility, we may only use scaol. So fallback
to DMA allocation in that case, so we won't overwrite random memory
via the SIE.
Also disallow ESCA, so we don't have to handle that allocation case.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
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