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(parent: 0248785) | patch
s390/mm: use pfmf instruction to initialize storage keys
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Thu, 27 Sep 2012 08:45:06 +0000 (10:45 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 9 Oct 2012 12:16:55 +0000 (14:16 +0200)
commite2387513e0adca0ad3547564b78e538bca219190
treeb158c8bde347cd8cabd24265dfe65884a08db701tree | snapshot
parent02487853d083f81fe5343a869cdf1346c1ccc38acommit | 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>
arch/s390/include/asm/page.h diff | blob | history
arch/s390/include/asm/setup.h diff | blob | history
arch/s390/kernel/early.c diff | blob | history
arch/s390/kernel/setup.c diff | blob | history
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