KVM: s390: Improve pgste accesses

There is no need to use interlocked updates when the rcp
lock is held. Therefore the simple bitops variants can be
used. This should improve performance.

Signed-off-by: Heiko Carstens <[email protected]>
Signed-off-by: Carsten Otte <[email protected]>
Signed-off-by: Avi Kivity <[email protected]>
1 file changed