[dpdk-dev] [PATCH v3 3/4] mempool: allow rte_pktmbuf_pool_create switch between memool handlers
David Hunt
david.hunt at intel.com
Wed Mar 9 10:50:36 CET 2016
If the user wants to have rte_pktmbuf_pool_create() use an external mempool
handler, they define RTE_MEMPOOL_HANDLER_NAME to be the name of the
mempool handler they wish to use, and change RTE_MEMPOOL_HANDLER_EXT to 'y'
Signed-off-by: David Hunt <david.hunt at intel.com>
---
config/common_base | 2 ++
lib/librte_mbuf/rte_mbuf.c | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/config/common_base b/config/common_base
index 1af28c8..9d70cf4 100644
--- a/config/common_base
+++ b/config/common_base
@@ -350,6 +350,8 @@ CONFIG_RTE_RING_PAUSE_REP_COUNT=0
CONFIG_RTE_LIBRTE_MEMPOOL=y
CONFIG_RTE_MEMPOOL_CACHE_MAX_SIZE=512
CONFIG_RTE_LIBRTE_MEMPOOL_DEBUG=n
+CONFIG_RTE_MEMPOOL_HANDLER_EXT=n
+CONFIG_RTE_MEMPOOL_HANDLER_NAME="custom_handler"
#
# Compile librte_mbuf
diff --git a/lib/librte_mbuf/rte_mbuf.c b/lib/librte_mbuf/rte_mbuf.c
index c18b438..42b0cd1 100644
--- a/lib/librte_mbuf/rte_mbuf.c
+++ b/lib/librte_mbuf/rte_mbuf.c
@@ -167,10 +167,18 @@ rte_pktmbuf_pool_create(const char *name, unsigned n,
mbp_priv.mbuf_data_room_size = data_room_size;
mbp_priv.mbuf_priv_size = priv_size;
+#ifdef RTE_MEMPOOL_HANDLER_EXT
+ return rte_mempool_create_ext(name, n, elt_size,
+ cache_size, sizeof(struct rte_pktmbuf_pool_private),
+ rte_pktmbuf_pool_init, &mbp_priv, rte_pktmbuf_init, NULL,
+ socket_id, 0,
+ RTE_MEMPOOL_HANDLER_NAME);
+#else
return rte_mempool_create(name, n, elt_size,
cache_size, sizeof(struct rte_pktmbuf_pool_private),
rte_pktmbuf_pool_init, &mbp_priv, rte_pktmbuf_init, NULL,
socket_id, 0);
+#endif
}
/* do some sanity checks on a mbuf: panic if it fails */
--
2.5.0
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