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-rw-r--r--kernel/include/asm-generic/atomic-long.h298
1 files changed, 115 insertions, 183 deletions
diff --git a/kernel/include/asm-generic/atomic-long.h b/kernel/include/asm-generic/atomic-long.h
index b7babf020..eb1973bad 100644
--- a/kernel/include/asm-generic/atomic-long.h
+++ b/kernel/include/asm-generic/atomic-long.h
@@ -23,236 +23,168 @@
typedef atomic64_t atomic_long_t;
#define ATOMIC_LONG_INIT(i) ATOMIC64_INIT(i)
+#define ATOMIC_LONG_PFX(x) atomic64 ## x
-static inline long atomic_long_read(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_read(v);
-}
-
-static inline void atomic_long_set(atomic_long_t *l, long i)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- atomic64_set(v, i);
-}
-
-static inline void atomic_long_inc(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- atomic64_inc(v);
-}
-
-static inline void atomic_long_dec(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- atomic64_dec(v);
-}
-
-static inline void atomic_long_add(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- atomic64_add(i, v);
-}
-
-static inline void atomic_long_sub(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- atomic64_sub(i, v);
-}
-
-static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return atomic64_sub_and_test(i, v);
-}
-
-static inline int atomic_long_dec_and_test(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return atomic64_dec_and_test(v);
-}
-
-static inline int atomic_long_inc_and_test(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return atomic64_inc_and_test(v);
-}
-
-static inline int atomic_long_add_negative(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return atomic64_add_negative(i, v);
-}
-
-static inline long atomic_long_add_return(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_add_return(i, v);
-}
-
-static inline long atomic_long_sub_return(long i, atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_sub_return(i, v);
-}
-
-static inline long atomic_long_inc_return(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_inc_return(v);
-}
-
-static inline long atomic_long_dec_return(atomic_long_t *l)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_dec_return(v);
-}
-
-static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
-{
- atomic64_t *v = (atomic64_t *)l;
-
- return (long)atomic64_add_unless(v, a, u);
-}
-
-#define atomic_long_inc_not_zero(l) atomic64_inc_not_zero((atomic64_t *)(l))
-
-#define atomic_long_cmpxchg(l, old, new) \
- (atomic64_cmpxchg((atomic64_t *)(l), (old), (new)))
-#define atomic_long_xchg(v, new) \
- (atomic64_xchg((atomic64_t *)(v), (new)))
-
-#else /* BITS_PER_LONG == 64 */
+#else
typedef atomic_t atomic_long_t;
#define ATOMIC_LONG_INIT(i) ATOMIC_INIT(i)
-static inline long atomic_long_read(atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- return (long)atomic_read(v);
-}
-
-static inline void atomic_long_set(atomic_long_t *l, long i)
-{
- atomic_t *v = (atomic_t *)l;
-
- atomic_set(v, i);
-}
+#define ATOMIC_LONG_PFX(x) atomic ## x
+
+#endif
+
+#define ATOMIC_LONG_READ_OP(mo) \
+static inline long atomic_long_read##mo(const atomic_long_t *l) \
+{ \
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \
+ \
+ return (long)ATOMIC_LONG_PFX(_read##mo)(v); \
+}
+ATOMIC_LONG_READ_OP()
+ATOMIC_LONG_READ_OP(_acquire)
+
+#undef ATOMIC_LONG_READ_OP
+
+#define ATOMIC_LONG_SET_OP(mo) \
+static inline void atomic_long_set##mo(atomic_long_t *l, long i) \
+{ \
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \
+ \
+ ATOMIC_LONG_PFX(_set##mo)(v, i); \
+}
+ATOMIC_LONG_SET_OP()
+ATOMIC_LONG_SET_OP(_release)
+
+#undef ATOMIC_LONG_SET_OP
+
+#define ATOMIC_LONG_ADD_SUB_OP(op, mo) \
+static inline long \
+atomic_long_##op##_return##mo(long i, atomic_long_t *l) \
+{ \
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \
+ \
+ return (long)ATOMIC_LONG_PFX(_##op##_return##mo)(i, v); \
+}
+ATOMIC_LONG_ADD_SUB_OP(add,)
+ATOMIC_LONG_ADD_SUB_OP(add, _relaxed)
+ATOMIC_LONG_ADD_SUB_OP(add, _acquire)
+ATOMIC_LONG_ADD_SUB_OP(add, _release)
+ATOMIC_LONG_ADD_SUB_OP(sub,)
+ATOMIC_LONG_ADD_SUB_OP(sub, _relaxed)
+ATOMIC_LONG_ADD_SUB_OP(sub, _acquire)
+ATOMIC_LONG_ADD_SUB_OP(sub, _release)
+
+#undef ATOMIC_LONG_ADD_SUB_OP
+
+#define atomic_long_cmpxchg_relaxed(l, old, new) \
+ (ATOMIC_LONG_PFX(_cmpxchg_relaxed)((ATOMIC_LONG_PFX(_t) *)(l), \
+ (old), (new)))
+#define atomic_long_cmpxchg_acquire(l, old, new) \
+ (ATOMIC_LONG_PFX(_cmpxchg_acquire)((ATOMIC_LONG_PFX(_t) *)(l), \
+ (old), (new)))
+#define atomic_long_cmpxchg_release(l, old, new) \
+ (ATOMIC_LONG_PFX(_cmpxchg_release)((ATOMIC_LONG_PFX(_t) *)(l), \
+ (old), (new)))
+#define atomic_long_cmpxchg(l, old, new) \
+ (ATOMIC_LONG_PFX(_cmpxchg)((ATOMIC_LONG_PFX(_t) *)(l), (old), (new)))
+
+#define atomic_long_xchg_relaxed(v, new) \
+ (ATOMIC_LONG_PFX(_xchg_relaxed)((ATOMIC_LONG_PFX(_t) *)(v), (new)))
+#define atomic_long_xchg_acquire(v, new) \
+ (ATOMIC_LONG_PFX(_xchg_acquire)((ATOMIC_LONG_PFX(_t) *)(v), (new)))
+#define atomic_long_xchg_release(v, new) \
+ (ATOMIC_LONG_PFX(_xchg_release)((ATOMIC_LONG_PFX(_t) *)(v), (new)))
+#define atomic_long_xchg(v, new) \
+ (ATOMIC_LONG_PFX(_xchg)((ATOMIC_LONG_PFX(_t) *)(v), (new)))
static inline void atomic_long_inc(atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- atomic_inc(v);
+ ATOMIC_LONG_PFX(_inc)(v);
}
static inline void atomic_long_dec(atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- atomic_dec(v);
+ ATOMIC_LONG_PFX(_dec)(v);
}
-static inline void atomic_long_add(long i, atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- atomic_add(i, v);
+#define ATOMIC_LONG_OP(op) \
+static inline void \
+atomic_long_##op(long i, atomic_long_t *l) \
+{ \
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \
+ \
+ ATOMIC_LONG_PFX(_##op)(i, v); \
}
-static inline void atomic_long_sub(long i, atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
+ATOMIC_LONG_OP(add)
+ATOMIC_LONG_OP(sub)
+ATOMIC_LONG_OP(and)
+ATOMIC_LONG_OP(or)
+ATOMIC_LONG_OP(xor)
+ATOMIC_LONG_OP(andnot)
- atomic_sub(i, v);
-}
+#undef ATOMIC_LONG_OP
static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- return atomic_sub_and_test(i, v);
+ return ATOMIC_LONG_PFX(_sub_and_test)(i, v);
}
static inline int atomic_long_dec_and_test(atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- return atomic_dec_and_test(v);
+ return ATOMIC_LONG_PFX(_dec_and_test)(v);
}
static inline int atomic_long_inc_and_test(atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- return atomic_inc_and_test(v);
+ return ATOMIC_LONG_PFX(_inc_and_test)(v);
}
static inline int atomic_long_add_negative(long i, atomic_long_t *l)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- return atomic_add_negative(i, v);
+ return ATOMIC_LONG_PFX(_add_negative)(i, v);
}
-static inline long atomic_long_add_return(long i, atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- return (long)atomic_add_return(i, v);
+#define ATOMIC_LONG_INC_DEC_OP(op, mo) \
+static inline long \
+atomic_long_##op##_return##mo(atomic_long_t *l) \
+{ \
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l; \
+ \
+ return (long)ATOMIC_LONG_PFX(_##op##_return##mo)(v); \
}
+ATOMIC_LONG_INC_DEC_OP(inc,)
+ATOMIC_LONG_INC_DEC_OP(inc, _relaxed)
+ATOMIC_LONG_INC_DEC_OP(inc, _acquire)
+ATOMIC_LONG_INC_DEC_OP(inc, _release)
+ATOMIC_LONG_INC_DEC_OP(dec,)
+ATOMIC_LONG_INC_DEC_OP(dec, _relaxed)
+ATOMIC_LONG_INC_DEC_OP(dec, _acquire)
+ATOMIC_LONG_INC_DEC_OP(dec, _release)
-static inline long atomic_long_sub_return(long i, atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- return (long)atomic_sub_return(i, v);
-}
-
-static inline long atomic_long_inc_return(atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- return (long)atomic_inc_return(v);
-}
-
-static inline long atomic_long_dec_return(atomic_long_t *l)
-{
- atomic_t *v = (atomic_t *)l;
-
- return (long)atomic_dec_return(v);
-}
+#undef ATOMIC_LONG_INC_DEC_OP
static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
{
- atomic_t *v = (atomic_t *)l;
+ ATOMIC_LONG_PFX(_t) *v = (ATOMIC_LONG_PFX(_t) *)l;
- return (long)atomic_add_unless(v, a, u);
+ return (long)ATOMIC_LONG_PFX(_add_unless)(v, a, u);
}
-#define atomic_long_inc_not_zero(l) atomic_inc_not_zero((atomic_t *)(l))
-
-#define atomic_long_cmpxchg(l, old, new) \
- (atomic_cmpxchg((atomic_t *)(l), (old), (new)))
-#define atomic_long_xchg(v, new) \
- (atomic_xchg((atomic_t *)(v), (new)))
-
-#endif /* BITS_PER_LONG == 64 */
+#define atomic_long_inc_not_zero(l) \
+ ATOMIC_LONG_PFX(_inc_not_zero)((ATOMIC_LONG_PFX(_t) *)(l))
#endif /* _ASM_GENERIC_ATOMIC_LONG_H */