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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-09-27 08:45:06 (GMT)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-10-09 12:16:55 (GMT)
commit85e9d0e5ffabfede5facbac5b0d9b90768bc6e90 (patch)
treeb158c8bde347cd8cabd24265dfe65884a08db701 /drivers
parent3c7ef08bba65d1fef0b7486b30b5bbcdb42c5d9c (diff)
downloadlinux-85e9d0e5ffabfede5facbac5b0d9b90768bc6e90.tar.xz
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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