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Diffstat (limited to 'lib/librte_kni/rte_kni.c')
-rw-r--r--lib/librte_kni/rte_kni.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/librte_kni/rte_kni.c b/lib/librte_kni/rte_kni.c
index ea9baf4c..3028fd43 100644
--- a/lib/librte_kni/rte_kni.c
+++ b/lib/librte_kni/rte_kni.c
@@ -323,6 +323,7 @@ rte_kni_alloc(struct rte_mempool *pktmbuf_pool,
char intf_name[RTE_KNI_NAMESIZE];
char mz_name[RTE_MEMZONE_NAMESIZE];
const struct rte_memzone *mz;
+ const struct rte_mempool *mp;
struct rte_kni_memzone_slot *slot = NULL;
if (!pktmbuf_pool || !conf || !conf->name[0])
@@ -415,12 +416,17 @@ rte_kni_alloc(struct rte_mempool *pktmbuf_pool,
/* MBUF mempool */
- snprintf(mz_name, sizeof(mz_name), RTE_MEMPOOL_OBJ_NAME,
+ snprintf(mz_name, sizeof(mz_name), RTE_MEMPOOL_MZ_FORMAT,
pktmbuf_pool->name);
mz = rte_memzone_lookup(mz_name);
KNI_MEM_CHECK(mz == NULL);
- dev_info.mbuf_va = mz->addr;
- dev_info.mbuf_phys = mz->phys_addr;
+ mp = (struct rte_mempool *)mz->addr;
+ /* KNI currently requires to have only one memory chunk */
+ if (mp->nb_mem_chunks != 1)
+ goto kni_fail;
+
+ dev_info.mbuf_va = STAILQ_FIRST(&mp->mem_list)->addr;
+ dev_info.mbuf_phys = STAILQ_FIRST(&mp->mem_list)->phys_addr;
ctx->pktmbuf_pool = pktmbuf_pool;
ctx->group_id = conf->group_id;
ctx->slot_id = slot->id;