63 	unsigned int new, val = atomic_read(&r->refs);  in refcount_add_not_zero()  local
72 		new = val + i;  in refcount_add_not_zero()
73 		if (new < val)  in refcount_add_not_zero()
74 			new = UINT_MAX;  in refcount_add_not_zero()
76 	} while (!atomic_try_cmpxchg_relaxed(&r->refs, &val, new));  in refcount_add_not_zero()
78 	WARN_ONCE(new == UINT_MAX, "refcount_t: saturated; leaking memory.\n");  in refcount_add_not_zero()
120 	unsigned int new, val = atomic_read(&r->refs);  in refcount_inc_not_zero()  local
123 		new = val + 1;  in refcount_inc_not_zero()
128 		if (unlikely(!new))  in refcount_inc_not_zero()
131 	} while (!atomic_try_cmpxchg_relaxed(&r->refs, &val, new));  in refcount_inc_not_zero()
133 	WARN_ONCE(new == UINT_MAX, "refcount_t: saturated; leaking memory.\n");  in refcount_inc_not_zero()
179 	unsigned int new, val = atomic_read(&r->refs);  in refcount_sub_and_test()  local
185 		new = val - i;  in refcount_sub_and_test()
186 		if (new > val) {  in refcount_sub_and_test()
187 			WARN_ONCE(new > val, "refcount_t: underflow; use-after-free.\n");  in refcount_sub_and_test()
191 	} while (!atomic_try_cmpxchg_release(&r->refs, &val, new));  in refcount_sub_and_test()
193 	return !new;  in refcount_sub_and_test()
270 	unsigned int new, val = atomic_read(&r->refs);  in refcount_dec_not_one()  local
279 		new = val - 1;  in refcount_dec_not_one()
280 		if (new > val) {  in refcount_dec_not_one()
281 			WARN_ONCE(new > val, "refcount_t: underflow; use-after-free.\n");  in refcount_dec_not_one()
285 	} while (!atomic_try_cmpxchg_release(&r->refs, &val, new));  in refcount_dec_not_one()