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    Subject[PATCH 13/23] make atomic_read() and atomic_set() behavior consistent on m68k
    From: Chris Snook <csnook@redhat.com>

    Use volatile consistently in atomic.h on m68k.

    Signed-off-by: Chris Snook <csnook@redhat.com>

    --- linux-2.6.23-rc3-orig/include/asm-m68k/atomic.h 2007-07-08 19:32:17.000000000 -0400
    +++ linux-2.6.23-rc3/include/asm-m68k/atomic.h 2007-08-13 05:45:43.000000000 -0400
    @@ -16,8 +16,15 @@
    typedef struct { int counter; } atomic_t;
    #define ATOMIC_INIT(i) { (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;
    +}

    static inline void atomic_add(int i, atomic_t *v)
    {
    -
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