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authorMatthew Wilcox <matthew@wil.cx>2009-01-07 01:40:39 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-07 02:59:10 +0300
commitea435467500612636f8f4fb639ff6e76b2496e4b (patch)
treefdf5cb7ca3834f0a4120fb3cce5a631dd2769f26 /arch/parisc
parentf99ebf0a86de13f77bc4ee349de96db9f2f67f2e (diff)
downloadlinux-ea435467500612636f8f4fb639ff6e76b2496e4b.tar.xz
atomic_t: unify all arch definitions
The atomic_t type cannot currently be used in some header files because it would create an include loop with asm/atomic.h. Move the type definition to linux/types.h to break the loop. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Cc: Huang Ying <ying.huang@intel.com> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/atomic.h11
1 files changed, 3 insertions, 8 deletions
diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h
index 57fcc4a5ebb4..edbfe25c5fc1 100644
--- a/arch/parisc/include/asm/atomic.h
+++ b/arch/parisc/include/asm/atomic.h
@@ -155,14 +155,11 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr,
#define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n))
#endif
-/* Note that we need not lock read accesses - aligned word writes/reads
- * are atomic, so a reader never sees unconsistent values.
- *
- * Cache-line alignment would conflict with, for example, linux/module.h
+/*
+ * Note that we need not lock read accesses - aligned word writes/reads
+ * are atomic, so a reader never sees inconsistent values.
*/
-typedef struct { volatile int counter; } atomic_t;
-
/* It's possible to reduce all atomic operations to either
* __atomic_add_return, atomic_set and atomic_read (the latter
* is there only for consistency).
@@ -260,8 +257,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
#ifdef CONFIG_64BIT
-typedef struct { volatile s64 counter; } atomic64_t;
-
#define ATOMIC64_INIT(i) ((atomic64_t) { (i) })
static __inline__ int