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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-09-27 10:45:06 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-10-09 14:16:55 +0200
commit85e9d0e5ffabfede5facbac5b0d9b90768bc6e90 (patch)
treeb158c8bde347cd8cabd24265dfe65884a08db701 /drivers
parent3c7ef08bba65d1fef0b7486b30b5bbcdb42c5d9c (diff)
s390/mm: use pfmf instruction to initialize storage keys
Make use of the pfmf instruction, if available, to initialize storage keys of whole 1MB or 2GB frames instead of initializing every single page with the sske instruction. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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