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-rw-r--r--src/plugins/dpdk/buffer.c108
1 files changed, 61 insertions, 47 deletions
diff --git a/src/plugins/dpdk/buffer.c b/src/plugins/dpdk/buffer.c
index 34afd7c2a5f..d0e13ae001a 100644
--- a/src/plugins/dpdk/buffer.c
+++ b/src/plugins/dpdk/buffer.c
@@ -491,18 +491,59 @@ dpdk_packet_template_init (vlib_main_t * vm,
}
clib_error_t *
+dpdk_pool_create (vlib_main_t * vm, u8 * pool_name, u32 elt_size,
+ u32 num_elts, u32 pool_priv_size, u16 cache_size, u8 numa,
+ struct rte_mempool **_mp, vlib_physmem_region_index_t * pri)
+{
+ struct rte_mempool *mp;
+ vlib_physmem_region_t *pr;
+ clib_error_t *error = 0;
+ u32 size, obj_size;
+ i32 ret;
+
+ obj_size = rte_mempool_calc_obj_size (elt_size, 0, 0);
+ size = rte_mempool_xmem_size (num_elts, obj_size, 21);
+
+ error =
+ vlib_physmem_region_alloc (vm, (i8 *) pool_name, size, numa, 0, pri);
+ if (error)
+ return error;
+
+ pr = vlib_physmem_get_region (vm, pri[0]);
+
+ mp =
+ rte_mempool_create_empty ((i8 *) pool_name, num_elts, elt_size,
+ 512, pool_priv_size, numa, 0);
+ if (!mp)
+ return clib_error_return (0, "failed to create %s", pool_name);
+
+ rte_mempool_set_ops_byname (mp, RTE_MBUF_DEFAULT_MEMPOOL_OPS, NULL);
+
+ ret =
+ rte_mempool_populate_phys_tab (mp, pr->mem, pr->page_table, pr->n_pages,
+ pr->log2_page_size, NULL, NULL);
+ if (ret != (i32) mp->size)
+ {
+ rte_mempool_free (mp);
+ return clib_error_return (0, "failed to populate %s", pool_name);
+ }
+
+ _mp[0] = mp;
+
+ return 0;
+}
+
+clib_error_t *
dpdk_buffer_pool_create (vlib_main_t * vm, unsigned num_mbufs,
unsigned socket_id)
{
dpdk_main_t *dm = &dpdk_main;
struct rte_mempool *rmp;
dpdk_mempool_private_t priv;
- vlib_physmem_region_t *pr;
vlib_physmem_region_index_t pri;
+ clib_error_t *error = 0;
u8 *pool_name;
- unsigned elt_size;
- u32 size, obj_size;
- i32 i, ret;
+ u32 elt_size, i;
vec_validate_aligned (dm->pktmbuf_pools, socket_id, CLIB_CACHE_LINE_BYTES);
@@ -516,61 +557,34 @@ dpdk_buffer_pool_create (vlib_main_t * vm, unsigned num_mbufs,
VLIB_BUFFER_HDR_SIZE /* priv size */ +
VLIB_BUFFER_PRE_DATA_SIZE + VLIB_BUFFER_DATA_SIZE; /*data room size */
- obj_size = rte_mempool_calc_obj_size (elt_size, 0, 0);
- size = rte_mempool_xmem_size (num_mbufs, obj_size, 21);
-
- clib_error_t *error = 0;
- error = vlib_physmem_region_alloc (vm, (char *) pool_name, size, socket_id,
- 0, &pri);
- if (error)
- clib_error_report (error);
-
- pr = vlib_physmem_get_region (vm, pri);
+ error =
+ dpdk_pool_create (vm, pool_name, elt_size, num_mbufs,
+ sizeof (dpdk_mempool_private_t), 512, socket_id,
+ &rmp, &pri);
- priv.mbp_priv.mbuf_data_room_size = VLIB_BUFFER_PRE_DATA_SIZE +
- VLIB_BUFFER_DATA_SIZE;
- priv.mbp_priv.mbuf_priv_size = VLIB_BUFFER_HDR_SIZE;
+ vec_free (pool_name);
-#if 0
- /* Check that pg_shift parameter is valid. */
- if (pg_shift > MEMPOOL_PG_SHIFT_MAX)
+ if (!error)
{
- rte_errno = EINVAL;
- return NULL;
- }
-#endif
- rmp = rte_mempool_create_empty ((char *) pool_name, /* pool name */
- num_mbufs, /* number of mbufs */
- elt_size, 512, /* cache size */
- sizeof (dpdk_mempool_private_t), /* private data size */
- socket_id, 0); /* flags */
- if (rmp)
- {
- rte_mempool_set_ops_byname (rmp, RTE_MBUF_DEFAULT_MEMPOOL_OPS, NULL);
+ priv.mbp_priv.mbuf_data_room_size = VLIB_BUFFER_PRE_DATA_SIZE +
+ VLIB_BUFFER_DATA_SIZE;
+ priv.mbp_priv.mbuf_priv_size = VLIB_BUFFER_HDR_SIZE;
/* call the mempool priv initializer */
rte_pktmbuf_pool_init (rmp, &priv);
- ret = rte_mempool_populate_phys_tab (rmp, pr->mem, pr->page_table,
- pr->n_pages, pr->log2_page_size,
- NULL, NULL);
- if (ret == (i32) rmp->size)
- {
- /* call the object initializers */
- rte_mempool_obj_iter (rmp, rte_pktmbuf_init, 0);
+ /* call the object initializers */
+ rte_mempool_obj_iter (rmp, rte_pktmbuf_init, 0);
- dpdk_mempool_private_t *privp = rte_mempool_get_priv (rmp);
- privp->buffer_pool_index = vlib_buffer_add_physmem_region (vm, pri);
+ dpdk_mempool_private_t *privp = rte_mempool_get_priv (rmp);
+ privp->buffer_pool_index = vlib_buffer_add_physmem_region (vm, pri);
- dm->pktmbuf_pools[socket_id] = rmp;
+ dm->pktmbuf_pools[socket_id] = rmp;
- return 0;
- }
-
- rte_mempool_free (rmp);
+ return 0;
}
- vec_free (pool_name);
+ clib_error_report (error);
/* no usable pool for this socket, try to use pool from another one */
for (i = 0; i < vec_len (dm->pktmbuf_pools); i++)