s390/mm,vmem: use 2GB frames for identity mapping
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 8 Oct 2012 07:18:26 +0000 (09:18 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 23 Nov 2012 10:14:24 +0000 (11:14 +0100)
Use 2GB frames for indentity mapping if EDAT2 is
available to reduce TLB pressure.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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