diff options
Diffstat (limited to 'include/linux/atomic.h')
| -rw-r--r-- | include/linux/atomic.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/atomic.h b/include/linux/atomic.h index a9852fa1..79cf5aa9 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -32,6 +32,8 @@ typedef struct { #define __ATOMIC_SUB(v, p) uatomic_sub(p, v) #define __ATOMIC_INC(p) uatomic_inc(p) #define __ATOMIC_DEC(p) uatomic_dec(p) +#define __ATOMIC_AND(v, p) uatomic_and(p, v) +#define __ATOMIC_OR(v, p) uatomic_or(p, v) #define xchg(p, v) uatomic_xchg(p, v) #define xchg_acquire(p, v) uatomic_xchg(p, v) @@ -56,6 +58,8 @@ typedef struct { #define __ATOMIC_SUB_RETURN(v, p) __atomic_sub_fetch(p, v, __ATOMIC_RELAXED) #define __ATOMIC_SUB_RETURN_RELEASE(v, p) \ __atomic_sub_fetch(p, v, __ATOMIC_RELEASE) +#define __ATOMIC_AND(p) __atomic_and_fetch(p, v, __ATOMIC_RELAXED) +#define __ATOMIC_OR(p) __atomic_or_fetch(p, v, __ATOMIC_RELAXED) #define xchg(p, v) __atomic_exchange_n(p, v, __ATOMIC_SEQ_CST) #define xchg_acquire(p, v) __atomic_exchange_n(p, v, __ATOMIC_ACQUIRE) @@ -244,6 +248,16 @@ static inline bool a_type##_inc_not_zero(a_type##_t *v) \ return a_type##_add_unless(v, 1, 0); \ } \ \ +static inline void a_type##_and(i_type a, a_type##_t *v) \ +{ \ + __ATOMIC_AND(a, v); \ +} \ + \ +static inline void a_type##_or(i_type a, a_type##_t *v) \ +{ \ + __ATOMIC_OR(a, v); \ +} \ + \ static inline i_type a_type##_xchg(a_type##_t *v, i_type i) \ { \ return xchg(&v->counter, i); \ |