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KVM: s390: Improve pgste accesses
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Fri, 4 Apr 2008 14:03:34 +0000 (16:03 +0200)
committerAvi Kivity <avi@qumranet.com>
Sun, 27 Apr 2008 09:01:00 +0000 (12:01 +0300)
commitc71799c1f404c6e4f34fa64e6be39cd6149e5019
treecfc9b0d49e02156b0b9931363c21e957ff9caae1tree | snapshot (tar.gz zip)
parentf603f0731f43421403160f5f8b12e90f2e51f064commit | diff
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 <heiko.carstens@de.ibm.com>
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
include/asm-s390/pgtable.h diff | blob | blame | history