diff options
author | Anton Blanchard <anton@samba.org> | 2010-05-17 14:33:53 +1000 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-17 07:57:27 -0700 |
commit | f3d46f9d3194e0329216002a8724d4c0957abc79 (patch) | |
tree | 6d9413e4a448d7b8d342c40297c4fbe0b9c4c2f0 /arch/x86/include/asm/atomic.h | |
parent | e40152ee1e1c7a63f4777791863215e3faa37a86 (diff) | |
download | linux-f3d46f9d3194e0329216002a8724d4c0957abc79.tar.bz2 |
atomic_t: Cast to volatile when accessing atomic variables
In preparation for removing volatile from the atomic_t definition, this
patch adds a volatile cast to all the atomic read functions.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/include/asm/atomic.h')
-rw-r--r-- | arch/x86/include/asm/atomic.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h index 8f8217b9bdac..37b39d27abe0 100644 --- a/arch/x86/include/asm/atomic.h +++ b/arch/x86/include/asm/atomic.h @@ -22,7 +22,7 @@ */ static inline int atomic_read(const atomic_t *v) { - return v->counter; + return (*(volatile int *)&(v)->counter); } /** |