Christian Borntraeger a8f6e7f795 s390/pgtable: make pgste lock an explicit barrier
Getting and Releasing the pgste lock has lock semantics. Make the
code an explicit barrier.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-06-05 17:36:21 +02:00
..