#define ATOMIC64_INIT(i) { (i) }
-extern s64 atomic64_read(const atomic64_t *v);
-extern void atomic64_set(atomic64_t *v, s64 i);
-
-#define atomic64_set_release(v, i) atomic64_set((v), (i))
+extern s64 generic_atomic64_read(const atomic64_t *v);
+extern void generic_atomic64_set(atomic64_t *v, s64 i);
#define ATOMIC64_OP(op) \
-extern void atomic64_##op(s64 a, atomic64_t *v);
+extern void generic_atomic64_##op(s64 a, atomic64_t *v);
#define ATOMIC64_OP_RETURN(op) \
-extern s64 atomic64_##op##_return(s64 a, atomic64_t *v);
+extern s64 generic_atomic64_##op##_return(s64 a, atomic64_t *v);
#define ATOMIC64_FETCH_OP(op) \
-extern s64 atomic64_fetch_##op(s64 a, atomic64_t *v);
+extern s64 generic_atomic64_fetch_##op(s64 a, atomic64_t *v);
#define ATOMIC64_OPS(op) ATOMIC64_OP(op) ATOMIC64_OP_RETURN(op) ATOMIC64_FETCH_OP(op)
#undef ATOMIC64_OP_RETURN
#undef ATOMIC64_OP
-extern s64 atomic64_dec_if_positive(atomic64_t *v);
-#define atomic64_dec_if_positive atomic64_dec_if_positive
-extern s64 atomic64_cmpxchg(atomic64_t *v, s64 o, s64 n);
-extern s64 atomic64_xchg(atomic64_t *v, s64 new);
-extern s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u);
-#define atomic64_fetch_add_unless atomic64_fetch_add_unless
+extern s64 generic_atomic64_dec_if_positive(atomic64_t *v);
+extern s64 generic_atomic64_cmpxchg(atomic64_t *v, s64 o, s64 n);
+extern s64 generic_atomic64_xchg(atomic64_t *v, s64 new);
+extern s64 generic_atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u);
+
+#ifdef CONFIG_ARCH_ATOMIC
+
+#define arch_atomic64_read generic_atomic64_read
+#define arch_atomic64_set generic_atomic64_set
+#define arch_atomic64_set_release generic_atomic64_set
+
+#define arch_atomic64_add generic_atomic64_add
+#define arch_atomic64_add_return generic_atomic64_add_return
+#define arch_atomic64_fetch_add generic_atomic64_fetch_add
+#define arch_atomic64_sub generic_atomic64_sub
+#define arch_atomic64_sub_return generic_atomic64_sub_return
+#define arch_atomic64_fetch_sub generic_atomic64_fetch_sub
+
+#define arch_atomic64_and generic_atomic64_and
+#define arch_atomic64_fetch_and generic_atomic64_fetch_and
+#define arch_atomic64_or generic_atomic64_or
+#define arch_atomic64_fetch_or generic_atomic64_fetch_or
+#define arch_atomic64_xor generic_atomic64_xor
+#define arch_atomic64_fetch_xor generic_atomic64_fetch_xor
+
+#define arch_atomic64_dec_if_positive generic_atomic64_dec_if_positive
+#define arch_atomic64_cmpxchg generic_atomic64_cmpxchg
+#define arch_atomic64_xchg generic_atomic64_xchg
+#define arch_atomic64_fetch_add_unless generic_atomic64_fetch_add_unless
+
+#else /* CONFIG_ARCH_ATOMIC */
+
+#define atomic64_read generic_atomic64_read
+#define atomic64_set generic_atomic64_set
+#define atomic64_set_release generic_atomic64_set
+
+#define atomic64_add generic_atomic64_add
+#define atomic64_add_return generic_atomic64_add_return
+#define atomic64_fetch_add generic_atomic64_fetch_add
+#define atomic64_sub generic_atomic64_sub
+#define atomic64_sub_return generic_atomic64_sub_return
+#define atomic64_fetch_sub generic_atomic64_fetch_sub
+
+#define atomic64_and generic_atomic64_and
+#define atomic64_fetch_and generic_atomic64_fetch_and
+#define atomic64_or generic_atomic64_or
+#define atomic64_fetch_or generic_atomic64_fetch_or
+#define atomic64_xor generic_atomic64_xor
+#define atomic64_fetch_xor generic_atomic64_fetch_xor
+
+#define atomic64_dec_if_positive generic_atomic64_dec_if_positive
+#define atomic64_cmpxchg generic_atomic64_cmpxchg
+#define atomic64_xchg generic_atomic64_xchg
+#define atomic64_fetch_add_unless generic_atomic64_fetch_add_unless
+
+#endif /* CONFIG_ARCH_ATOMIC */
#endif /* _ASM_GENERIC_ATOMIC64_H */
return &atomic64_lock[addr & (NR_LOCKS - 1)].lock;
}
-s64 atomic64_read(const atomic64_t *v)
+s64 generic_atomic64_read(const atomic64_t *v)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
raw_spin_unlock_irqrestore(lock, flags);
return val;
}
-EXPORT_SYMBOL(atomic64_read);
+EXPORT_SYMBOL(generic_atomic64_read);
-void atomic64_set(atomic64_t *v, s64 i)
+void generic_atomic64_set(atomic64_t *v, s64 i)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
v->counter = i;
raw_spin_unlock_irqrestore(lock, flags);
}
-EXPORT_SYMBOL(atomic64_set);
+EXPORT_SYMBOL(generic_atomic64_set);
#define ATOMIC64_OP(op, c_op) \
-void atomic64_##op(s64 a, atomic64_t *v) \
+void generic_atomic64_##op(s64 a, atomic64_t *v) \
{ \
unsigned long flags; \
raw_spinlock_t *lock = lock_addr(v); \
v->counter c_op a; \
raw_spin_unlock_irqrestore(lock, flags); \
} \
-EXPORT_SYMBOL(atomic64_##op);
+EXPORT_SYMBOL(generic_atomic64_##op);
#define ATOMIC64_OP_RETURN(op, c_op) \
-s64 atomic64_##op##_return(s64 a, atomic64_t *v) \
+s64 generic_atomic64_##op##_return(s64 a, atomic64_t *v) \
{ \
unsigned long flags; \
raw_spinlock_t *lock = lock_addr(v); \
raw_spin_unlock_irqrestore(lock, flags); \
return val; \
} \
-EXPORT_SYMBOL(atomic64_##op##_return);
+EXPORT_SYMBOL(generic_atomic64_##op##_return);
#define ATOMIC64_FETCH_OP(op, c_op) \
-s64 atomic64_fetch_##op(s64 a, atomic64_t *v) \
+s64 generic_atomic64_fetch_##op(s64 a, atomic64_t *v) \
{ \
unsigned long flags; \
raw_spinlock_t *lock = lock_addr(v); \
raw_spin_unlock_irqrestore(lock, flags); \
return val; \
} \
-EXPORT_SYMBOL(atomic64_fetch_##op);
+EXPORT_SYMBOL(generic_atomic64_fetch_##op);
#define ATOMIC64_OPS(op, c_op) \
ATOMIC64_OP(op, c_op) \
#undef ATOMIC64_OP_RETURN
#undef ATOMIC64_OP
-s64 atomic64_dec_if_positive(atomic64_t *v)
+s64 generic_atomic64_dec_if_positive(atomic64_t *v)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
raw_spin_unlock_irqrestore(lock, flags);
return val;
}
-EXPORT_SYMBOL(atomic64_dec_if_positive);
+EXPORT_SYMBOL(generic_atomic64_dec_if_positive);
-s64 atomic64_cmpxchg(atomic64_t *v, s64 o, s64 n)
+s64 generic_atomic64_cmpxchg(atomic64_t *v, s64 o, s64 n)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
raw_spin_unlock_irqrestore(lock, flags);
return val;
}
-EXPORT_SYMBOL(atomic64_cmpxchg);
+EXPORT_SYMBOL(generic_atomic64_cmpxchg);
-s64 atomic64_xchg(atomic64_t *v, s64 new)
+s64 generic_atomic64_xchg(atomic64_t *v, s64 new)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
raw_spin_unlock_irqrestore(lock, flags);
return val;
}
-EXPORT_SYMBOL(atomic64_xchg);
+EXPORT_SYMBOL(generic_atomic64_xchg);
-s64 atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u)
+s64 generic_atomic64_fetch_add_unless(atomic64_t *v, s64 a, s64 u)
{
unsigned long flags;
raw_spinlock_t *lock = lock_addr(v);
return val;
}
-EXPORT_SYMBOL(atomic64_fetch_add_unless);
+EXPORT_SYMBOL(generic_atomic64_fetch_add_unless);