s390/kasan: optimize kasan vmemmap allocation

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Kasan implementation now supports memory hotplug operations. For that
reason regions of initially standby memory are now skipped from
shadow mapping and are mapped/unmapped dynamically upon bringing
memory online/offline.

Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Vasily Gorbik 2018-09-13 16:09:52 +02:00 • committed by Martin Schwidefsky

parent 296352397d

commit 12e55fa194

1 changed files with 2 additions and 1 deletions

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arch/s390/mm/kasan_init.c

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