diff options
Diffstat (limited to 'lib/librte_ring/rte_ring.h')
| -rw-r--r-- | lib/librte_ring/rte_ring.h | 14 |
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; |