[dpdk-dev] [PATCH 2/2] mbuf: remove external buffer atomically accessed refcnt

[Phil Yang <phil.yang@arm.com>]

Remove the deprecated refcnt_atomic union fields in
rte_mbuf_ext_shared_info structure.

Signed-off-by: Phil Yang <phil.yang@arm.com>
Reviewed-by: Ruifeng wang <ruifeng.wang@arm.com>
---
 doc/guides/rel_notes/release_20_11.rst | 4 ++--
 lib/librte_mbuf/rte_mbuf_core.h        | 6 +-----
 2 files changed, 3 insertions(+), 7 deletions(-)

diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst
index 6eeeffc..6c90d75 100644
--- a/doc/guides/rel_notes/release_20_11.rst
+++ b/doc/guides/rel_notes/release_20_11.rst
@@ -100,8 +100,8 @@ ABI Changes
    Also, make sure to start the actual text at the margin.
    =======================================================
 
-* mbuf: The field ``refcnt_atomic`` has been removed from structure
-  ``rte_mbuf``.
+* mbuf: The field ``refcnt_atomic`` has been removed from structures
+  ``rte_mbuf`` and ``rte_mbuf_ext_shared_info``.
 
 Known Issues
 ------------
diff --git a/lib/librte_mbuf/rte_mbuf_core.h b/lib/librte_mbuf/rte_mbuf_core.h
index 71fd6f5..cee3d5a 100644
--- a/lib/librte_mbuf/rte_mbuf_core.h
+++ b/lib/librte_mbuf/rte_mbuf_core.h
@@ -674,11 +674,7 @@ typedef void (*rte_mbuf_extbuf_free_callback_t)(void *addr, void *opaque);
 struct rte_mbuf_ext_shared_info {
 	rte_mbuf_extbuf_free_callback_t free_cb; /**< Free callback function */
 	void *fcb_opaque;                        /**< Free callback argument */
-	RTE_STD_C11
-	union {
-		rte_atomic16_t refcnt_atomic; /**< Atomically accessed refcnt */
-		uint16_t refcnt;
-	};
+	uint16_t refcnt;
 };
 
 /**< Maximum number of nb_segs allowed. */
-- 
2.7.4