tree efa9b199ef82067b8f030c6ffa062c061d4c732b
parent 5da24b7627ff821e154a3aaecd5d60e1d8e228a5
author Heiko Carstens <heiko.carstens@de.ibm.com> 1297944836 +0100
committer Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> 1297944838 +0100

[S390] atomic: use ACCESS_ONCE() for atomic_read()

Let's make atomic_read() and atomic_set() behave like on all/most other
architectures. Generated code is identical with gcc 4.5.2.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>