[PATCH 18/23] make atomic_read() and atomic_set() behavior consistent on sh

2007-08-13 Thread Chris Snook 
From: Chris Snook <[EMAIL PROTECTED]>

Use volatile consistently in atomic.h on sh.

Signed-off-by: Chris Snook <[EMAIL PROTECTED]>

--- linux-2.6.23-rc3-orig/include/asm-sh/atomic.h   2007-07-08 
19:32:17.0 -0400
+++ linux-2.6.23-rc3/include/asm-sh/atomic.h2007-08-13 06:07:16.0 
-0400
@@ -7,12 +7,19 @@
  *
  */
 
-typedef struct { volatile int counter; } atomic_t;
+typedef struct { int counter; } atomic_t;
 
 #define ATOMIC_INIT(i) ( (atomic_t) { (i) } )
 
-#define atomic_read(v) ((v)->counter)
-#define atomic_set(v,i)((v)->counter = (i))
+static inline int atomic_read(atomic_t *v)
+{
+return *(volatile int *)>counter;
+}
+
+static inline void atomic_set(atomic_t *v, int i)
+{
+*(volatile int *)>counter = i;
+}
 
 #include 
 #include 
-
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[PATCH 18/23] make atomic_read() and atomic_set() behavior consistent on sh

2007-08-13 Thread Chris Snook 
From: Chris Snook [EMAIL PROTECTED]

Use volatile consistently in atomic.h on sh.

Signed-off-by: Chris Snook [EMAIL PROTECTED]

--- linux-2.6.23-rc3-orig/include/asm-sh/atomic.h   2007-07-08 
19:32:17.0 -0400
+++ linux-2.6.23-rc3/include/asm-sh/atomic.h2007-08-13 06:07:16.0 
-0400
@@ -7,12 +7,19 @@
  *
  */
 
-typedef struct { volatile int counter; } atomic_t;
+typedef struct { int counter; } atomic_t;
 
 #define ATOMIC_INIT(i) ( (atomic_t) { (i) } )
 
-#define atomic_read(v) ((v)-counter)
-#define atomic_set(v,i)((v)-counter = (i))
+static inline int atomic_read(atomic_t *v)
+{
+return *(volatile int *)v-counter;
+}
+
+static inline void atomic_set(atomic_t *v, int i)
+{
+*(volatile int *)v-counter = i;
+}
 
 #include linux/compiler.h
 #include asm/system.h
-
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