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atomic-fallback.h
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// SPDX-License-Identifier: GPL-2.0
// Generated by scripts/atomic/gen-atomic-fallback.sh
// DO NOT MODIFY THIS FILE DIRECTLY
#ifndef _LINUX_ATOMIC_FALLBACK_H
#define _LINUX_ATOMIC_FALLBACK_H
#ifndef xchg_relaxed
#define xchg_relaxed xchg
#define xchg_acquire xchg
#define xchg_release xchg
#else /* xchg_relaxed */
#ifndef xchg_acquire
#define xchg_acquire(...) \
__atomic_op_acquire(xchg, __VA_ARGS__)
#endif
#ifndef xchg_release
#define xchg_release(...) \
__atomic_op_release(xchg, __VA_ARGS__)
#endif
#ifndef xchg
#define xchg(...) \
__atomic_op_fence(xchg, __VA_ARGS__)
#endif
#endif /* xchg_relaxed */
#ifndef cmpxchg_relaxed
#define cmpxchg_relaxed cmpxchg
#define cmpxchg_acquire cmpxchg
#define cmpxchg_release cmpxchg
#else /* cmpxchg_relaxed */
#ifndef cmpxchg_acquire
#define cmpxchg_acquire(...) \
__atomic_op_acquire(cmpxchg, __VA_ARGS__)
#endif
#ifndef cmpxchg_release
#define cmpxchg_release(...) \
__atomic_op_release(cmpxchg, __VA_ARGS__)
#endif
#ifndef cmpxchg
#define cmpxchg(...) \
__atomic_op_fence(cmpxchg, __VA_ARGS__)
#endif
#endif /* cmpxchg_relaxed */
#ifndef cmpxchg64_relaxed
#define cmpxchg64_relaxed cmpxchg64
#define cmpxchg64_acquire cmpxchg64
#define cmpxchg64_release cmpxchg64
#else /* cmpxchg64_relaxed */
#ifndef cmpxchg64_acquire
#define cmpxchg64_acquire(...) \
__atomic_op_acquire(cmpxchg64, __VA_ARGS__)
#endif
#ifndef cmpxchg64_release
#define cmpxchg64_release(...) \
__atomic_op_release(cmpxchg64, __VA_ARGS__)
#endif
#ifndef cmpxchg64
#define cmpxchg64(...) \
__atomic_op_fence(cmpxchg64, __VA_ARGS__)
#endif
#endif /* cmpxchg64_relaxed */
#ifndef atomic_read_acquire
static inline int
atomic_read_acquire(const atomic_t *v)
{
return smp_load_acquire(&(v)->counter);
}
#define atomic_read_acquire atomic_read_acquire
#endif
#ifndef atomic_set_release
static inline void
atomic_set_release(atomic_t *v, int i)
{
smp_store_release(&(v)->counter, i);
}
#define atomic_set_release atomic_set_release
#endif
#ifndef atomic_add_return_relaxed
#define atomic_add_return_acquire atomic_add_return
#define atomic_add_return_release atomic_add_return
#define atomic_add_return_relaxed atomic_add_return
#else /* atomic_add_return_relaxed */
#ifndef atomic_add_return_acquire
static inline int
atomic_add_return_acquire(int i, atomic_t *v)
{
int ret = atomic_add_return_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_add_return_acquire atomic_add_return_acquire
#endif
#ifndef atomic_add_return_release
static inline int
atomic_add_return_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_add_return_relaxed(i, v);
}
#define atomic_add_return_release atomic_add_return_release
#endif
#ifndef atomic_add_return
static inline int
atomic_add_return(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_add_return_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_add_return atomic_add_return
#endif
#endif /* atomic_add_return_relaxed */
#ifndef atomic_fetch_add_relaxed
#define atomic_fetch_add_acquire atomic_fetch_add
#define atomic_fetch_add_release atomic_fetch_add
#define atomic_fetch_add_relaxed atomic_fetch_add
#else /* atomic_fetch_add_relaxed */
#ifndef atomic_fetch_add_acquire
static inline int
atomic_fetch_add_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_add_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_add_acquire atomic_fetch_add_acquire
#endif
#ifndef atomic_fetch_add_release
static inline int
atomic_fetch_add_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_add_relaxed(i, v);
}
#define atomic_fetch_add_release atomic_fetch_add_release
#endif
#ifndef atomic_fetch_add
static inline int
atomic_fetch_add(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_add_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_add atomic_fetch_add
#endif
#endif /* atomic_fetch_add_relaxed */
#ifndef atomic_sub_return_relaxed
#define atomic_sub_return_acquire atomic_sub_return
#define atomic_sub_return_release atomic_sub_return
#define atomic_sub_return_relaxed atomic_sub_return
#else /* atomic_sub_return_relaxed */
#ifndef atomic_sub_return_acquire
static inline int
atomic_sub_return_acquire(int i, atomic_t *v)
{
int ret = atomic_sub_return_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_sub_return_acquire atomic_sub_return_acquire
#endif
#ifndef atomic_sub_return_release
static inline int
atomic_sub_return_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_sub_return_relaxed(i, v);
}
#define atomic_sub_return_release atomic_sub_return_release
#endif
#ifndef atomic_sub_return
static inline int
atomic_sub_return(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_sub_return_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_sub_return atomic_sub_return
#endif
#endif /* atomic_sub_return_relaxed */
#ifndef atomic_fetch_sub_relaxed
#define atomic_fetch_sub_acquire atomic_fetch_sub
#define atomic_fetch_sub_release atomic_fetch_sub
#define atomic_fetch_sub_relaxed atomic_fetch_sub
#else /* atomic_fetch_sub_relaxed */
#ifndef atomic_fetch_sub_acquire
static inline int
atomic_fetch_sub_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_sub_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_sub_acquire atomic_fetch_sub_acquire
#endif
#ifndef atomic_fetch_sub_release
static inline int
atomic_fetch_sub_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_sub_relaxed(i, v);
}
#define atomic_fetch_sub_release atomic_fetch_sub_release
#endif
#ifndef atomic_fetch_sub
static inline int
atomic_fetch_sub(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_sub_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_sub atomic_fetch_sub
#endif
#endif /* atomic_fetch_sub_relaxed */
#ifndef atomic_inc
static inline void
atomic_inc(atomic_t *v)
{
atomic_add(1, v);
}
#define atomic_inc atomic_inc
#endif
#ifndef atomic_inc_return_relaxed
#ifdef atomic_inc_return
#define atomic_inc_return_acquire atomic_inc_return
#define atomic_inc_return_release atomic_inc_return
#define atomic_inc_return_relaxed atomic_inc_return
#endif /* atomic_inc_return */
#ifndef atomic_inc_return
static inline int
atomic_inc_return(atomic_t *v)
{
return atomic_add_return(1, v);
}
#define atomic_inc_return atomic_inc_return
#endif
#ifndef atomic_inc_return_acquire
static inline int
atomic_inc_return_acquire(atomic_t *v)
{
return atomic_add_return_acquire(1, v);
}
#define atomic_inc_return_acquire atomic_inc_return_acquire
#endif
#ifndef atomic_inc_return_release
static inline int
atomic_inc_return_release(atomic_t *v)
{
return atomic_add_return_release(1, v);
}
#define atomic_inc_return_release atomic_inc_return_release
#endif
#ifndef atomic_inc_return_relaxed
static inline int
atomic_inc_return_relaxed(atomic_t *v)
{
return atomic_add_return_relaxed(1, v);
}
#define atomic_inc_return_relaxed atomic_inc_return_relaxed
#endif
#else /* atomic_inc_return_relaxed */
#ifndef atomic_inc_return_acquire
static inline int
atomic_inc_return_acquire(atomic_t *v)
{
int ret = atomic_inc_return_relaxed(v);
__atomic_acquire_fence();
return ret;
}
#define atomic_inc_return_acquire atomic_inc_return_acquire
#endif
#ifndef atomic_inc_return_release
static inline int
atomic_inc_return_release(atomic_t *v)
{
__atomic_release_fence();
return atomic_inc_return_relaxed(v);
}
#define atomic_inc_return_release atomic_inc_return_release
#endif
#ifndef atomic_inc_return
static inline int
atomic_inc_return(atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_inc_return_relaxed(v);
__atomic_post_full_fence();
return ret;
}
#define atomic_inc_return atomic_inc_return
#endif
#endif /* atomic_inc_return_relaxed */
#ifndef atomic_fetch_inc_relaxed
#ifdef atomic_fetch_inc
#define atomic_fetch_inc_acquire atomic_fetch_inc
#define atomic_fetch_inc_release atomic_fetch_inc
#define atomic_fetch_inc_relaxed atomic_fetch_inc
#endif /* atomic_fetch_inc */
#ifndef atomic_fetch_inc
static inline int
atomic_fetch_inc(atomic_t *v)
{
return atomic_fetch_add(1, v);
}
#define atomic_fetch_inc atomic_fetch_inc
#endif
#ifndef atomic_fetch_inc_acquire
static inline int
atomic_fetch_inc_acquire(atomic_t *v)
{
return atomic_fetch_add_acquire(1, v);
}
#define atomic_fetch_inc_acquire atomic_fetch_inc_acquire
#endif
#ifndef atomic_fetch_inc_release
static inline int
atomic_fetch_inc_release(atomic_t *v)
{
return atomic_fetch_add_release(1, v);
}
#define atomic_fetch_inc_release atomic_fetch_inc_release
#endif
#ifndef atomic_fetch_inc_relaxed
static inline int
atomic_fetch_inc_relaxed(atomic_t *v)
{
return atomic_fetch_add_relaxed(1, v);
}
#define atomic_fetch_inc_relaxed atomic_fetch_inc_relaxed
#endif
#else /* atomic_fetch_inc_relaxed */
#ifndef atomic_fetch_inc_acquire
static inline int
atomic_fetch_inc_acquire(atomic_t *v)
{
int ret = atomic_fetch_inc_relaxed(v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_inc_acquire atomic_fetch_inc_acquire
#endif
#ifndef atomic_fetch_inc_release
static inline int
atomic_fetch_inc_release(atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_inc_relaxed(v);
}
#define atomic_fetch_inc_release atomic_fetch_inc_release
#endif
#ifndef atomic_fetch_inc
static inline int
atomic_fetch_inc(atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_inc_relaxed(v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_inc atomic_fetch_inc
#endif
#endif /* atomic_fetch_inc_relaxed */
#ifndef atomic_dec
static inline void
atomic_dec(atomic_t *v)
{
atomic_sub(1, v);
}
#define atomic_dec atomic_dec
#endif
#ifndef atomic_dec_return_relaxed
#ifdef atomic_dec_return
#define atomic_dec_return_acquire atomic_dec_return
#define atomic_dec_return_release atomic_dec_return
#define atomic_dec_return_relaxed atomic_dec_return
#endif /* atomic_dec_return */
#ifndef atomic_dec_return
static inline int
atomic_dec_return(atomic_t *v)
{
return atomic_sub_return(1, v);
}
#define atomic_dec_return atomic_dec_return
#endif
#ifndef atomic_dec_return_acquire
static inline int
atomic_dec_return_acquire(atomic_t *v)
{
return atomic_sub_return_acquire(1, v);
}
#define atomic_dec_return_acquire atomic_dec_return_acquire
#endif
#ifndef atomic_dec_return_release
static inline int
atomic_dec_return_release(atomic_t *v)
{
return atomic_sub_return_release(1, v);
}
#define atomic_dec_return_release atomic_dec_return_release
#endif
#ifndef atomic_dec_return_relaxed
static inline int
atomic_dec_return_relaxed(atomic_t *v)
{
return atomic_sub_return_relaxed(1, v);
}
#define atomic_dec_return_relaxed atomic_dec_return_relaxed
#endif
#else /* atomic_dec_return_relaxed */
#ifndef atomic_dec_return_acquire
static inline int
atomic_dec_return_acquire(atomic_t *v)
{
int ret = atomic_dec_return_relaxed(v);
__atomic_acquire_fence();
return ret;
}
#define atomic_dec_return_acquire atomic_dec_return_acquire
#endif
#ifndef atomic_dec_return_release
static inline int
atomic_dec_return_release(atomic_t *v)
{
__atomic_release_fence();
return atomic_dec_return_relaxed(v);
}
#define atomic_dec_return_release atomic_dec_return_release
#endif
#ifndef atomic_dec_return
static inline int
atomic_dec_return(atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_dec_return_relaxed(v);
__atomic_post_full_fence();
return ret;
}
#define atomic_dec_return atomic_dec_return
#endif
#endif /* atomic_dec_return_relaxed */
#ifndef atomic_fetch_dec_relaxed
#ifdef atomic_fetch_dec
#define atomic_fetch_dec_acquire atomic_fetch_dec
#define atomic_fetch_dec_release atomic_fetch_dec
#define atomic_fetch_dec_relaxed atomic_fetch_dec
#endif /* atomic_fetch_dec */
#ifndef atomic_fetch_dec
static inline int
atomic_fetch_dec(atomic_t *v)
{
return atomic_fetch_sub(1, v);
}
#define atomic_fetch_dec atomic_fetch_dec
#endif
#ifndef atomic_fetch_dec_acquire
static inline int
atomic_fetch_dec_acquire(atomic_t *v)
{
return atomic_fetch_sub_acquire(1, v);
}
#define atomic_fetch_dec_acquire atomic_fetch_dec_acquire
#endif
#ifndef atomic_fetch_dec_release
static inline int
atomic_fetch_dec_release(atomic_t *v)
{
return atomic_fetch_sub_release(1, v);
}
#define atomic_fetch_dec_release atomic_fetch_dec_release
#endif
#ifndef atomic_fetch_dec_relaxed
static inline int
atomic_fetch_dec_relaxed(atomic_t *v)
{
return atomic_fetch_sub_relaxed(1, v);
}
#define atomic_fetch_dec_relaxed atomic_fetch_dec_relaxed
#endif
#else /* atomic_fetch_dec_relaxed */
#ifndef atomic_fetch_dec_acquire
static inline int
atomic_fetch_dec_acquire(atomic_t *v)
{
int ret = atomic_fetch_dec_relaxed(v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_dec_acquire atomic_fetch_dec_acquire
#endif
#ifndef atomic_fetch_dec_release
static inline int
atomic_fetch_dec_release(atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_dec_relaxed(v);
}
#define atomic_fetch_dec_release atomic_fetch_dec_release
#endif
#ifndef atomic_fetch_dec
static inline int
atomic_fetch_dec(atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_dec_relaxed(v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_dec atomic_fetch_dec
#endif
#endif /* atomic_fetch_dec_relaxed */
#ifndef atomic_fetch_and_relaxed
#define atomic_fetch_and_acquire atomic_fetch_and
#define atomic_fetch_and_release atomic_fetch_and
#define atomic_fetch_and_relaxed atomic_fetch_and
#else /* atomic_fetch_and_relaxed */
#ifndef atomic_fetch_and_acquire
static inline int
atomic_fetch_and_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_and_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_and_acquire atomic_fetch_and_acquire
#endif
#ifndef atomic_fetch_and_release
static inline int
atomic_fetch_and_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_and_relaxed(i, v);
}
#define atomic_fetch_and_release atomic_fetch_and_release
#endif
#ifndef atomic_fetch_and
static inline int
atomic_fetch_and(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_and_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_and atomic_fetch_and
#endif
#endif /* atomic_fetch_and_relaxed */
#ifndef atomic_andnot
static inline void
atomic_andnot(int i, atomic_t *v)
{
atomic_and(~i, v);
}
#define atomic_andnot atomic_andnot
#endif
#ifndef atomic_fetch_andnot_relaxed
#ifdef atomic_fetch_andnot
#define atomic_fetch_andnot_acquire atomic_fetch_andnot
#define atomic_fetch_andnot_release atomic_fetch_andnot
#define atomic_fetch_andnot_relaxed atomic_fetch_andnot
#endif /* atomic_fetch_andnot */
#ifndef atomic_fetch_andnot
static inline int
atomic_fetch_andnot(int i, atomic_t *v)
{
return atomic_fetch_and(~i, v);
}
#define atomic_fetch_andnot atomic_fetch_andnot
#endif
#ifndef atomic_fetch_andnot_acquire
static inline int
atomic_fetch_andnot_acquire(int i, atomic_t *v)
{
return atomic_fetch_and_acquire(~i, v);
}
#define atomic_fetch_andnot_acquire atomic_fetch_andnot_acquire
#endif
#ifndef atomic_fetch_andnot_release
static inline int
atomic_fetch_andnot_release(int i, atomic_t *v)
{
return atomic_fetch_and_release(~i, v);
}
#define atomic_fetch_andnot_release atomic_fetch_andnot_release
#endif
#ifndef atomic_fetch_andnot_relaxed
static inline int
atomic_fetch_andnot_relaxed(int i, atomic_t *v)
{
return atomic_fetch_and_relaxed(~i, v);
}
#define atomic_fetch_andnot_relaxed atomic_fetch_andnot_relaxed
#endif
#else /* atomic_fetch_andnot_relaxed */
#ifndef atomic_fetch_andnot_acquire
static inline int
atomic_fetch_andnot_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_andnot_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_andnot_acquire atomic_fetch_andnot_acquire
#endif
#ifndef atomic_fetch_andnot_release
static inline int
atomic_fetch_andnot_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_andnot_relaxed(i, v);
}
#define atomic_fetch_andnot_release atomic_fetch_andnot_release
#endif
#ifndef atomic_fetch_andnot
static inline int
atomic_fetch_andnot(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_andnot_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_andnot atomic_fetch_andnot
#endif
#endif /* atomic_fetch_andnot_relaxed */
#ifndef atomic_fetch_or_relaxed
#define atomic_fetch_or_acquire atomic_fetch_or
#define atomic_fetch_or_release atomic_fetch_or
#define atomic_fetch_or_relaxed atomic_fetch_or
#else /* atomic_fetch_or_relaxed */
#ifndef atomic_fetch_or_acquire
static inline int
atomic_fetch_or_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_or_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_or_acquire atomic_fetch_or_acquire
#endif
#ifndef atomic_fetch_or_release
static inline int
atomic_fetch_or_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_or_relaxed(i, v);
}
#define atomic_fetch_or_release atomic_fetch_or_release
#endif
#ifndef atomic_fetch_or
static inline int
atomic_fetch_or(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_or_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_or atomic_fetch_or
#endif
#endif /* atomic_fetch_or_relaxed */
#ifndef atomic_fetch_xor_relaxed
#define atomic_fetch_xor_acquire atomic_fetch_xor
#define atomic_fetch_xor_release atomic_fetch_xor
#define atomic_fetch_xor_relaxed atomic_fetch_xor
#else /* atomic_fetch_xor_relaxed */
#ifndef atomic_fetch_xor_acquire
static inline int
atomic_fetch_xor_acquire(int i, atomic_t *v)
{
int ret = atomic_fetch_xor_relaxed(i, v);
__atomic_acquire_fence();
return ret;
}
#define atomic_fetch_xor_acquire atomic_fetch_xor_acquire
#endif
#ifndef atomic_fetch_xor_release
static inline int
atomic_fetch_xor_release(int i, atomic_t *v)
{
__atomic_release_fence();
return atomic_fetch_xor_relaxed(i, v);
}
#define atomic_fetch_xor_release atomic_fetch_xor_release
#endif
#ifndef atomic_fetch_xor
static inline int
atomic_fetch_xor(int i, atomic_t *v)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_fetch_xor_relaxed(i, v);
__atomic_post_full_fence();
return ret;
}
#define atomic_fetch_xor atomic_fetch_xor
#endif
#endif /* atomic_fetch_xor_relaxed */
#ifndef atomic_xchg_relaxed
#define atomic_xchg_acquire atomic_xchg
#define atomic_xchg_release atomic_xchg
#define atomic_xchg_relaxed atomic_xchg
#else /* atomic_xchg_relaxed */
#ifndef atomic_xchg_acquire
static inline int
atomic_xchg_acquire(atomic_t *v, int i)
{
int ret = atomic_xchg_relaxed(v, i);
__atomic_acquire_fence();
return ret;
}
#define atomic_xchg_acquire atomic_xchg_acquire
#endif
#ifndef atomic_xchg_release
static inline int
atomic_xchg_release(atomic_t *v, int i)
{
__atomic_release_fence();
return atomic_xchg_relaxed(v, i);
}
#define atomic_xchg_release atomic_xchg_release
#endif
#ifndef atomic_xchg
static inline int
atomic_xchg(atomic_t *v, int i)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_xchg_relaxed(v, i);
__atomic_post_full_fence();
return ret;
}
#define atomic_xchg atomic_xchg
#endif
#endif /* atomic_xchg_relaxed */
#ifndef atomic_cmpxchg_relaxed
#define atomic_cmpxchg_acquire atomic_cmpxchg
#define atomic_cmpxchg_release atomic_cmpxchg
#define atomic_cmpxchg_relaxed atomic_cmpxchg
#else /* atomic_cmpxchg_relaxed */
#ifndef atomic_cmpxchg_acquire
static inline int
atomic_cmpxchg_acquire(atomic_t *v, int old, int new)
{
int ret = atomic_cmpxchg_relaxed(v, old, new);
__atomic_acquire_fence();
return ret;
}
#define atomic_cmpxchg_acquire atomic_cmpxchg_acquire
#endif
#ifndef atomic_cmpxchg_release
static inline int
atomic_cmpxchg_release(atomic_t *v, int old, int new)
{
__atomic_release_fence();
return atomic_cmpxchg_relaxed(v, old, new);
}
#define atomic_cmpxchg_release atomic_cmpxchg_release
#endif
#ifndef atomic_cmpxchg
static inline int
atomic_cmpxchg(atomic_t *v, int old, int new)
{
int ret;
__atomic_pre_full_fence();
ret = atomic_cmpxchg_relaxed(v, old, new);
__atomic_post_full_fence();
return ret;
}
#define atomic_cmpxchg atomic_cmpxchg
#endif
#endif /* atomic_cmpxchg_relaxed */
#ifndef atomic_try_cmpxchg_relaxed
#ifdef atomic_try_cmpxchg
#define atomic_try_cmpxchg_acquire atomic_try_cmpxchg
#define atomic_try_cmpxchg_release atomic_try_cmpxchg
#define atomic_try_cmpxchg_relaxed atomic_try_cmpxchg
#endif /* atomic_try_cmpxchg */
#ifndef atomic_try_cmpxchg
static inline bool
atomic_try_cmpxchg(atomic_t *v, int *old, int new)
{
int r, o = *old;
r = atomic_cmpxchg(v, o, new);
if (unlikely(r != o))
*old = r;
return likely(r == o);
}
#define atomic_try_cmpxchg atomic_try_cmpxchg
#endif
#ifndef atomic_try_cmpxchg_acquire
static inline bool
atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new)
{
int r, o = *old;
r = atomic_cmpxchg_acquire(v, o, new);
if (unlikely(r != o))
*old = r;
return likely(r == o);
}
#define atomic_try_cmpxchg_acquire atomic_try_cmpxchg_acquire
#endif
#ifndef atomic_try_cmpxchg_release
static inline bool
atomic_try_cmpxchg_release(atomic_t *v, int *old, int new)
{
int r, o = *old;
r = atomic_cmpxchg_release(v, o, new);
if (unlikely(r != o))
*old = r;
return likely(r == o);
}
#define atomic_try_cmpxchg_release atomic_try_cmpxchg_release
#endif
#ifndef atomic_try_cmpxchg_relaxed
static inline bool
atomic_try_cmpxchg_relaxed(atomic_t *v, int *old, int new)
{
int r, o = *old;
r = atomic_cmpxchg_relaxed(v, o, new);
if (unlikely(r != o))
*old = r;
return likely(r == o);
}
#define atomic_try_cmpxchg_relaxed atomic_try_cmpxchg_relaxed
#endif
#else /* atomic_try_cmpxchg_relaxed */
#ifndef atomic_try_cmpxchg_acquire
static inline bool
atomic_try_cmpxchg_acquire(atomic_t *v, int *old, int new)
{
bool ret = atomic_try_cmpxchg_relaxed(v, old, new);
__atomic_acquire_fence();
return ret;
}
#define atomic_try_cmpxchg_acquire atomic_try_cmpxchg_acquire
#endif
#ifndef atomic_try_cmpxchg_release
static inline bool
atomic_try_cmpxchg_release(atomic_t *v, int *old, int new)
{
__atomic_release_fence();
return atomic_try_cmpxchg_relaxed(v, old, new);
}
#define atomic_try_cmpxchg_release atomic_try_cmpxchg_release
#endif
#ifndef atomic_try_cmpxchg
static inline bool
atomic_try_cmpxchg(atomic_t *v, int *old, int new)
{
bool ret;
__atomic_pre_full_fence();
ret = atomic_try_cmpxchg_relaxed(v, old, new);
__atomic_post_full_fence();
return ret;
}
#define atomic_try_cmpxchg atomic_try_cmpxchg
#endif