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authorJanosch Frank <frankja@linux.ibm.com>2018-09-28 11:34:35 +0200
committerCornelia Huck <cohuck@redhat.com>2018-10-04 10:32:39 +0200
commit28221f9c999a9b34f58d94599da9c229df9a4fed (patch)
tree175191aa874838eae396108e6be32b2a289c58d6 /hw/hyperv/hyperv_testdev.c
parentcb89b349074310ff9eb7ebe18a8ae24d7d9ea3fb (diff)
downloadfocaccia-qemu-28221f9c999a9b34f58d94599da9c229df9a4fed.tar.gz
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s390x: Fence huge pages prior to 3.1
As the kernel has no way of disallowing the start of a huge page
backed VM, we can migrate a running huge backed VM to a host that has
no huge page KVM support.

Let's glue huge page support support to the 3.1 machine, so we do not
migrate to a destination host that doesn't have QEMU huge page support
and can stop migration if KVM doesn't indicate support.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Message-Id: <20180928093435.198573-1-frankja@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'hw/hyperv/hyperv_testdev.c')
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