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From: Phil Yang <phil.yang@arm.com>
To: konstantin.ananyev@intel.com, david.marchand@redhat.com,
olivier.matz@6wind.com, dev@dpdk.org
Cc: Honnappa.Nagarahalli@arm.com, Ruifeng.Wang@arm.com, nd@arm.com,
John McNamara <john.mcnamara@intel.com>,
Marko Kovacevic <marko.kovacevic@intel.com>
Date: Fri, 11 Sep 2020 15:35:52 +0800
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Subject: [dpdk-dev] [PATCH 2/2] mbuf: remove external buffer atomically
accessed refcnt
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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