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16 #ifndef included_clib_lock_h
17 #define included_clib_lock_h
23 #define CLIB_PAUSE() __builtin_ia32_pause ()
24 #elif defined (__aarch64__) || defined (__arm__)
25 #define CLIB_PAUSE() __asm__ ("yield")
31 #define CLIB_LOCK_DBG(_p) \
33 (*_p)->frame_address = __builtin_frame_address (0); \
34 (*_p)->pid = getpid (); \
35 (*_p)->thread_index = os_get_thread_index (); \
37 #define CLIB_LOCK_DBG_CLEAR(_p) \
39 (*_p)->frame_address = 0; \
41 (*_p)->thread_index = 0; \
44 #define CLIB_LOCK_DBG(_p)
45 #define CLIB_LOCK_DBG_CLEAR(_p)
48 #define CLIB_SPINLOCK_IS_LOCKED(_p) (*(_p))->lock
49 #define CLIB_SPINLOCK_ASSERT_LOCKED(_p) ASSERT(CLIB_SPINLOCK_IS_LOCKED((_p)))
179 (&(*p)->rw_cnt, &cnt, cnt + 1, 1));
186 ASSERT ((*p)->rw_cnt > 0);
static void clib_spinlock_init(clib_spinlock_t *p)
#define clib_atomic_cmp_and_swap_acq_relax_n(addr, exp, new, weak)
static_always_inline void clib_spinlock_lock_if_init(clib_spinlock_t *p)
static void clib_mem_free(void *p)
CLIB_CACHE_LINE_ALIGN_MARK(cacheline0)
struct clib_rw_lock_ * clib_rwlock_t
static void clib_rwlock_reader_lock(clib_rwlock_t *p)
struct clib_spinlock_s * clib_spinlock_t
static void clib_rwlock_reader_unlock(clib_rwlock_t *p)
#define clib_atomic_release(a)
static void clib_rwlock_writer_unlock(clib_rwlock_t *p)
#define CLIB_LOCK_DBG_CLEAR(_p)
static_always_inline void clib_spinlock_lock(clib_spinlock_t *p)
#define static_always_inline
static void clib_rwlock_writer_lock(clib_rwlock_t *p)
static_always_inline int clib_spinlock_trylock(clib_spinlock_t *p)
static void clib_spinlock_free(clib_spinlock_t *p)
CLIB_CACHE_LINE_ALIGN_MARK(cacheline0)
#define CLIB_CACHE_LINE_BYTES
#define CLIB_LOCK_DBG(_p)
static void clib_rwlock_init(clib_rwlock_t *p)
#define clib_atomic_fetch_sub_rel(a, b)
#define CLIB_SPINLOCK_IS_LOCKED(_p)
#define clib_atomic_load_relax_n(a)
static_always_inline void clib_spinlock_unlock(clib_spinlock_t *p)
static_always_inline int clib_spinlock_trylock_if_init(clib_spinlock_t *p)
clib_memset(h->entries, 0, sizeof(h->entries[0]) *entries)
static void clib_rwlock_free(clib_rwlock_t *p)
static void * clib_mem_alloc_aligned(uword size, uword align)
static_always_inline void clib_spinlock_unlock_if_init(clib_spinlock_t *p)