#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_memzone.h>
+#include <rte_pause.h>
#define RTE_TAILQ_RING_NAME "RTE_RING"
* compatibility requirements, it could be changed to RTE_RING_NAMESIZE
* next time the ABI changes
*/
- char name[RTE_MEMZONE_NAMESIZE]; /**< Name of the ring. */
+ char name[RTE_MEMZONE_NAMESIZE] __rte_cache_aligned; /**< Name of the ring. */
int flags; /**< Flags supplied at creation. */
const struct rte_memzone *memzone;
/**< Memzone, if any, containing the rte_ring */
/** Ring consumer status. */
struct rte_ring_headtail cons __rte_aligned(CONS_ALIGN);
-} __rte_cache_aligned;
+};
#define RING_F_SP_ENQ 0x0001 /**< The default enqueue is "single-producer". */
#define RING_F_SC_DEQ 0x0002 /**< The default dequeue is "single-consumer". */
unsigned int i; \
const uint32_t size = (r)->size; \
uint32_t idx = prod_head & (r)->mask; \
- obj_type *ring = (void *)ring_start; \
+ obj_type *ring = (obj_type *)ring_start; \
if (likely(idx + n < size)) { \
for (i = 0; i < (n & ((~(unsigned)0x3))); i+=4, idx+=4) { \
ring[idx] = obj_table[i]; \
unsigned int i; \
uint32_t idx = cons_head & (r)->mask; \
const uint32_t size = (r)->size; \
- obj_type *ring = (void *)ring_start; \
+ obj_type *ring = (obj_type *)ring_start; \
if (likely(idx + n < size)) { \
for (i = 0; i < (n & (~(unsigned)0x3)); i+=4, idx+=4) {\
obj_table[i] = ring[idx]; \
} \
} while (0)
-static inline __attribute__((always_inline)) void
+static __rte_always_inline void
update_tail(struct rte_ring_headtail *ht, uint32_t old_val, uint32_t new_val,
uint32_t single)
{
* Actual number of objects enqueued.
* If behavior == RTE_RING_QUEUE_FIXED, this will be 0 or n only.
*/
-static inline __attribute__((always_inline)) unsigned int
+static __rte_always_inline unsigned int
__rte_ring_move_prod_head(struct rte_ring *r, int is_sp,
unsigned int n, enum rte_ring_queue_behavior behavior,
uint32_t *old_head, uint32_t *new_head,
* Actual number of objects enqueued.
* If behavior == RTE_RING_QUEUE_FIXED, this will be 0 or n only.
*/
-static inline __attribute__((always_inline)) unsigned int
+static __rte_always_inline unsigned int
__rte_ring_do_enqueue(struct rte_ring *r, void * const *obj_table,
unsigned int n, enum rte_ring_queue_behavior behavior,
int is_sp, unsigned int *free_space)
* - Actual number of objects dequeued.
* If behavior == RTE_RING_QUEUE_FIXED, this will be 0 or n only.
*/
-static inline __attribute__((always_inline)) unsigned int
+static __rte_always_inline unsigned int
__rte_ring_move_cons_head(struct rte_ring *r, int is_sc,
unsigned int n, enum rte_ring_queue_behavior behavior,
uint32_t *old_head, uint32_t *new_head,
* - Actual number of objects dequeued.
* If behavior == RTE_RING_QUEUE_FIXED, this will be 0 or n only.
*/
-static inline __attribute__((always_inline)) unsigned int
+static __rte_always_inline unsigned int
__rte_ring_do_dequeue(struct rte_ring *r, void **obj_table,
unsigned int n, enum rte_ring_queue_behavior behavior,
int is_sc, unsigned int *available)
* @return
* The number of objects enqueued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_mp_enqueue_bulk(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* @return
* The number of objects enqueued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_sp_enqueue_bulk(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* @return
* The number of objects enqueued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_enqueue_bulk(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* - 0: Success; objects enqueued.
* - -ENOBUFS: Not enough room in the ring to enqueue; no object is enqueued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_mp_enqueue(struct rte_ring *r, void *obj)
{
return rte_ring_mp_enqueue_bulk(r, &obj, 1, NULL) ? 0 : -ENOBUFS;
* - 0: Success; objects enqueued.
* - -ENOBUFS: Not enough room in the ring to enqueue; no object is enqueued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_sp_enqueue(struct rte_ring *r, void *obj)
{
return rte_ring_sp_enqueue_bulk(r, &obj, 1, NULL) ? 0 : -ENOBUFS;
* - 0: Success; objects enqueued.
* - -ENOBUFS: Not enough room in the ring to enqueue; no object is enqueued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_enqueue(struct rte_ring *r, void *obj)
{
return rte_ring_enqueue_bulk(r, &obj, 1, NULL) ? 0 : -ENOBUFS;
* @return
* The number of objects dequeued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_mc_dequeue_bulk(struct rte_ring *r, void **obj_table,
unsigned int n, unsigned int *available)
{
* @return
* The number of objects dequeued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_sc_dequeue_bulk(struct rte_ring *r, void **obj_table,
unsigned int n, unsigned int *available)
{
* @return
* The number of objects dequeued, either 0 or n
*/
-static inline unsigned int __attribute__((always_inline))
+static __rte_always_inline unsigned int
rte_ring_dequeue_bulk(struct rte_ring *r, void **obj_table, unsigned int n,
unsigned int *available)
{
* - -ENOENT: Not enough entries in the ring to dequeue; no object is
* dequeued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_mc_dequeue(struct rte_ring *r, void **obj_p)
{
- return rte_ring_mc_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOBUFS;
+ return rte_ring_mc_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOENT;
}
/**
* - -ENOENT: Not enough entries in the ring to dequeue, no object is
* dequeued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_sc_dequeue(struct rte_ring *r, void **obj_p)
{
- return rte_ring_sc_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOBUFS;
+ return rte_ring_sc_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOENT;
}
/**
* - -ENOENT: Not enough entries in the ring to dequeue, no object is
* dequeued.
*/
-static inline int __attribute__((always_inline))
+static __rte_always_inline int
rte_ring_dequeue(struct rte_ring *r, void **obj_p)
{
- return rte_ring_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOBUFS;
+ return rte_ring_dequeue_bulk(r, obj_p, 1, NULL) ? 0 : -ENOENT;
}
/**
* @return
* - n: Actual number of objects enqueued.
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_mp_enqueue_burst(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* @return
* - n: Actual number of objects enqueued.
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_sp_enqueue_burst(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* @return
* - n: Actual number of objects enqueued.
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_enqueue_burst(struct rte_ring *r, void * const *obj_table,
unsigned int n, unsigned int *free_space)
{
* @return
* - n: Actual number of objects dequeued, 0 if ring is empty
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_mc_dequeue_burst(struct rte_ring *r, void **obj_table,
unsigned int n, unsigned int *available)
{
* @return
* - n: Actual number of objects dequeued, 0 if ring is empty
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_sc_dequeue_burst(struct rte_ring *r, void **obj_table,
unsigned int n, unsigned int *available)
{
* @return
* - Number of objects dequeued
*/
-static inline unsigned __attribute__((always_inline))
+static __rte_always_inline unsigned
rte_ring_dequeue_burst(struct rte_ring *r, void **obj_table,
unsigned int n, unsigned int *available)
{