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-rw-r--r--lib/librte_ring/rte_ring.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/lib/librte_ring/rte_ring.h b/lib/librte_ring/rte_ring.h
index eb45e414..f928324d 100644
--- a/lib/librte_ring/rte_ring.h
+++ b/lib/librte_ring/rte_ring.h
@@ -100,6 +100,7 @@ extern "C" {
#include <rte_lcore.h>
#include <rte_atomic.h>
#include <rte_branch_prediction.h>
+#include <rte_memzone.h>
#define RTE_TAILQ_RING_NAME "RTE_RING"
@@ -126,8 +127,10 @@ struct rte_ring_debug_stats {
} __rte_cache_aligned;
#endif
-#define RTE_RING_NAMESIZE 32 /**< The maximum length of a ring name. */
#define RTE_RING_MZ_PREFIX "RG_"
+/**< The maximum length of a ring name. */
+#define RTE_RING_NAMESIZE (RTE_MEMZONE_NAMESIZE - \
+ sizeof(RTE_RING_MZ_PREFIX) + 1)
#ifndef RTE_RING_PAUSE_REP_COUNT
#define RTE_RING_PAUSE_REP_COUNT 0 /**< Yield after pause num of times, no yield
@@ -147,7 +150,12 @@ struct rte_memzone; /* forward declaration, so as not to require memzone.h */
* a problem.
*/
struct rte_ring {
- char name[RTE_RING_NAMESIZE]; /**< Name of the ring. */
+ /*
+ * Note: this field kept the RTE_MEMZONE_NAMESIZE size due to ABI
+ * compatibility requirements, it could be changed to RTE_RING_NAMESIZE
+ * next time the ABI changes
+ */
+ char name[RTE_MEMZONE_NAMESIZE]; /**< Name of the ring. */
int flags; /**< Flags supplied at creation. */
const struct rte_memzone *memzone;
/**< Memzone, if any, containing the rte_ring */
@@ -748,7 +756,7 @@ __rte_ring_sc_do_dequeue(struct rte_ring *r, void **obj_table,
/* copy in table */
DEQUEUE_PTRS();
- rte_smp_rmb();
+ rte_smp_wmb();
__RING_STAT_ADD(r, deq_success, n);
r->cons.tail = cons_next;