mempool: reduce wasted space on populate

[dpdk.git] / lib / librte_mempool / rte_mempool_ops.c

diff --git a/lib/librte_mempool/rte_mempool_ops.c b/lib/librte_mempool/rte_mempool_ops.c
index ea9be1e..22c5251 100644 (file)
--- a/lib/librte_mempool/rte_mempool_ops.c
+++ b/lib/librte_mempool/rte_mempool_ops.c
@@ -6,6 +6,7 @@
 #include <stdio.h>
 #include <string.h>
 
+#include <rte_string_fns.h>
 #include <rte_mempool.h>
 #include <rte_errno.h>
 #include <rte_dev.h>
@@ -51,7 +52,7 @@ rte_mempool_register_ops(const struct rte_mempool_ops *h)
 
        ops_index = rte_mempool_ops_table.num_ops++;
        ops = &rte_mempool_ops_table.ops[ops_index];
-       snprintf(ops->name, sizeof(ops->name), "%s", h->name);
+       strlcpy(ops->name, h->name, sizeof(ops->name));
        ops->alloc = h->alloc;
        ops->free = h->free;
        ops->enqueue = h->enqueue;
@@ -59,6 +60,8 @@ rte_mempool_register_ops(const struct rte_mempool_ops *h)
        ops->get_count = h->get_count;
        ops->calc_mem_size = h->calc_mem_size;
        ops->populate = h->populate;
+       ops->get_info = h->get_info;
+       ops->dequeue_contig_blocks = h->dequeue_contig_blocks;
 
        rte_spinlock_unlock(&rte_mempool_ops_table.sl);
 
@@ -97,7 +100,9 @@ rte_mempool_ops_get_count(const struct rte_mempool *mp)
        return ops->get_count(mp);
 }
 
-/* wrapper to notify new memory area to external mempool */
+/* wrapper to calculate the memory size required to store given number
+ * of objects
+ */
 ssize_t
 rte_mempool_ops_calc_mem_size(const struct rte_mempool *mp,
                                uint32_t obj_num, uint32_t pg_shift,
@@ -134,6 +139,20 @@ rte_mempool_ops_populate(struct rte_mempool *mp, unsigned int max_objs,
                             obj_cb_arg);
 }
 
+/* wrapper to get additional mempool info */
+int
+rte_mempool_ops_get_info(const struct rte_mempool *mp,
+                        struct rte_mempool_info *info)
+{
+       struct rte_mempool_ops *ops;
+
+       ops = rte_mempool_get_ops(mp->ops_index);
+
+       RTE_FUNC_PTR_OR_ERR_RET(ops->get_info, -ENOTSUP);
+       return ops->get_info(mp, info);
+}
+
+
 /* sets mempool ops previously registered by rte_mempool_register_ops. */
 int
 rte_mempool_set_ops_byname(struct rte_mempool *mp, const char *name,