s390/vmemmap: fallback to PTEs if mapping large PMD fails
Let's fallback to single pages if short on huge pages. No need to stop memory hotplug. Cc: Vasily Gorbik <gor@linux.ibm.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by:David Hildenbrand <david@redhat.com> Message-Id: <20200722094558.9828-8-david@redhat.com> Signed-off-by:
Heiko Carstens <hca@linux.ibm.com>
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