atomic.h: complete atomic_long operations in asm-generic
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -9,6 +9,7 @@
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*/
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#include <asm/types.h>
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#include <asm/system.h>
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/*
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* Suppport for atomic_long_t
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@ -66,6 +67,72 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
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atomic64_sub(i, v);
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}
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static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return atomic64_sub_and_test(i, v);
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}
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static inline int atomic_long_dec_and_test(atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return atomic64_dec_and_test(v);
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}
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static inline int atomic_long_inc_and_test(atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return atomic64_inc_and_test(v);
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}
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static inline int atomic_long_add_negative(long i, atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return atomic64_add_negative(i, v);
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}
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static inline long atomic_long_add_return(long i, atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return (long)atomic64_add_return(i, v);
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}
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static inline long atomic_long_sub_return(long i, atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return (long)atomic64_sub_return(i, v);
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}
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static inline long atomic_long_inc_return(atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return (long)atomic64_inc_return(v);
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}
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static inline long atomic_long_dec_return(atomic_long_t *l)
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{
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atomic64_t *v = (atomic64_t *)l;
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return (long)atomic64_dec_return(v);
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}
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#define atomic_long_add_unless(l, a, u) \
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atomic64_add_unless((atomic64_t *)(l), (a), (u))
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#define atomic_long_inc_not_zero(l) atomic64_inc_not_zero((atomic64_t *)(l))
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#define atomic_long_cmpxchg(l, old, new) \
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(atomic_cmpxchg((atomic64_t *)(l), (old), (new)))
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#define atomic_long_xchg(v, new) \
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(atomic_xchg((atomic64_t *)(l), (new)))
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#else /* BITS_PER_LONG == 64 */
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typedef atomic_t atomic_long_t;
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@ -113,6 +180,72 @@ static inline void atomic_long_sub(long i, atomic_long_t *l)
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atomic_sub(i, v);
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}
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static inline int atomic_long_sub_and_test(long i, atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return atomic_sub_and_test(i, v);
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}
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static inline int atomic_long_dec_and_test(atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return atomic_dec_and_test(v);
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}
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static inline int atomic_long_inc_and_test(atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return atomic_inc_and_test(v);
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}
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static inline int atomic_long_add_negative(long i, atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return atomic_add_negative(i, v);
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}
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static inline long atomic_long_add_return(long i, atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return (long)atomic_add_return(i, v);
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}
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static inline long atomic_long_sub_return(long i, atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return (long)atomic_sub_return(i, v);
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}
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static inline long atomic_long_inc_return(atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return (long)atomic_inc_return(v);
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}
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static inline long atomic_long_dec_return(atomic_long_t *l)
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{
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atomic_t *v = (atomic_t *)l;
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return (long)atomic_dec_return(v);
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}
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#define atomic_long_add_unless(l, a, u) \
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atomic_add_unless((atomic_t *)(l), (a), (u))
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#define atomic_long_inc_not_zero(l) atomic_inc_not_zero((atomic_t *)(l))
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#define atomic_long_cmpxchg(l, old, new) \
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(atomic_cmpxchg((atomic_t *)(l), (old), (new)))
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#define atomic_long_xchg(v, new) \
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(atomic_xchg((atomic_t *)(l), (new)))
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#endif /* BITS_PER_LONG == 64 */
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#endif /* _ASM_GENERIC_ATOMIC_H */
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