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| 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/h8300/include | |
| parent | e40152ee1e1c7a63f4777791863215e3faa37a86 (diff) | |
| download | linux-3.10-f3d46f9d3194e0329216002a8724d4c0957abc79.tar.gz linux-3.10-f3d46f9d3194e0329216002a8724d4c0957abc79.tar.bz2 linux-3.10-f3d46f9d3194e0329216002a8724d4c0957abc79.zip | |
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/h8300/include')
| -rw-r--r-- | arch/h8300/include/asm/atomic.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/h8300/include/asm/atomic.h b/arch/h8300/include/asm/atomic.h index 33c8c0fa958..e936804b750 100644 --- a/arch/h8300/include/asm/atomic.h +++ b/arch/h8300/include/asm/atomic.h @@ -10,7 +10,7 @@ #define ATOMIC_INIT(i) { (i) } -#define atomic_read(v) ((v)->counter) +#define atomic_read(v) (*(volatile int *)&(v)->counter) #define atomic_set(v, i) (((v)->counter) = i) #include <asm/system.h> |