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(parent: b9ff810) | patch
s390/vmemmap: fallback to PTEs if mapping large PMD fails
authorDavid Hildenbrand <david@redhat.com>
Wed, 22 Jul 2020 09:45:56 +0000 (11:45 +0200)
committerHeiko Carstens <hca@linux.ibm.com>
Mon, 27 Jul 2020 08:34:03 +0000 (10:34 +0200)
commitf2057b4266a6be469ea0630971cf3cd933e42cce
tree586d04fcf9fb067b5103c4755f19b30dc5705db5tree | snapshot
parentb9ff81003cf1a0b12b8d60b6ef33a34e84dfe7accommit | diff
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>
arch/s390/mm/vmem.c diff | blob | history