s390/mm: enable split page table lock for PMD level
authorMartin Schwidefsky <schwidefsky@de.ibm.com>
Wed, 12 Feb 2014 13:16:18 +0000 (14:16 +0100)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Fri, 21 Feb 2014 07:50:22 +0000 (08:50 +0100)
commitec66ad66a0de87866be347b5ecc83bd46427f53b
tree5b11472a765b1da2ccd67ceb5f51cf53c46369e7
parent634391ace193d00c59a691e9fc227b0f8942bad7
s390/mm: enable split page table lock for PMD level

Add the pgtable_pmd_page_ctor/pgtable_pmd_page_dtor calls to the pmd
allocation and free functions and enable ARCH_ENABLE_SPLIT_PMD_PTLOCK
for 64 bit.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/Kconfig
arch/s390/include/asm/pgalloc.h
arch/s390/mm/pgtable.c