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From: Anatoly Burakov <anatoly.burakov@intel.com>
To: dev@dpdk.org
Cc: andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com,
keith.wiles@intel.com, benjamin.walker@intel.com,
bruce.richardson@intel.com, thomas@monjalon.net
Date: Tue, 19 Dec 2017 11:14:34 +0000
Message-Id: <65cbd0ba86f5ab39b7f3567fe866a68ea04d7f71.1513681966.git.anatoly.burakov@intel.com>
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Subject: [dpdk-dev] [RFC v2 07/23] eal: make malloc_elem_join_adjacent_free
public
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We need this function to join newly allocated segments with the heap.
Signed-off-by: Anatoly Burakov <anatoly.burakov@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