[dpdk-dev] [RFC 07/23] eal/malloc: make malloc_elem_join_adjacent_free public

[Anatoly Burakov]

We need this function to join newly allocated segments with the heap.

Signed-off-by: Anatoly Burakov <anatoly.bura...@intel.com>
---
 lib/librte_eal/common/malloc_elem.c | 6 +++---
 lib/librte_eal/common/malloc_elem.h | 3 +++
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/lib/librte_eal/common/malloc_elem.c 
b/lib/librte_eal/common/malloc_elem.c
index 7609a9b..782aaa7 100644
--- a/lib/librte_eal/common/malloc_elem.c
+++ b/lib/librte_eal/common/malloc_elem.c
@@ -349,8 +349,8 @@ join_elem(struct malloc_elem *elem1, struct malloc_elem 
*elem2)
        elem1->next = next;
 }
 
-static struct malloc_elem *
-elem_join_adjacent_free(struct malloc_elem *elem) {
+struct malloc_elem *
+malloc_elem_join_adjacent_free(struct malloc_elem *elem) {
        /*
         * check if next element exists, is adjacent and is free, if so join
         * with it, need to remove from free list.
@@ -411,7 +411,7 @@ malloc_elem_free(struct malloc_elem *elem)
        ptr = RTE_PTR_ADD(elem, sizeof(*elem));
        data_len = elem->size - MALLOC_ELEM_OVERHEAD;
 
-       elem = elem_join_adjacent_free(elem);
+       elem = malloc_elem_join_adjacent_free(elem);
 
        malloc_elem_free_list_insert(elem);
 
diff --git a/lib/librte_eal/common/malloc_elem.h 
b/lib/librte_eal/common/malloc_elem.h
index b3d39c0..cf27b59 100644
--- a/lib/librte_eal/common/malloc_elem.h
+++ b/lib/librte_eal/common/malloc_elem.h
@@ -167,6 +167,9 @@ malloc_elem_alloc(struct malloc_elem *elem, size_t size,
 int
 malloc_elem_free(struct malloc_elem *elem);
 
+struct malloc_elem *
+malloc_elem_join_adjacent_free(struct malloc_elem *elem);
+
 /*
  * attempt to resize a malloc_elem by expanding into any free space
  * immediately after it in memory.
-- 
2.7.4