Martin Schwidefsky 5614dd920a s390/mm: implement soft-dirty bits for user memory change tracking ...

Use bit 2**1 of the pte and bit 2**14 of the pmd for the soft dirty
bit. The fault mechanism to do dirty tracking is already in place.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

2015-10-14 14:32:05 +02:00

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