Due to an upcoming fix to allow the timer library to safely free its
allocations during the finalize() call[1], an ABI change will be
required. A new lock will be added to the rte_mem_config structure,
which will be used by the timer library to synchronize init/finalize
calls among multiple processes.

[1] http://patches.dpdk.org/patch/53334/

Signed-off-by: Erik Gabriel Carrillo <erik.g.carri...@intel.com>
---
 doc/guides/rel_notes/deprecation.rst | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/guides/rel_notes/deprecation.rst 
b/doc/guides/rel_notes/deprecation.rst
index b47c8c2..7551383 100644
--- a/doc/guides/rel_notes/deprecation.rst
+++ b/doc/guides/rel_notes/deprecation.rst
@@ -31,6 +31,10 @@ Deprecation Notices
 
     + ``rte_eal_devargs_type_count``
 
+* eal: the ``rte_mem_config`` struct will change to include a new lock that
+  will allow the timer subsystem to safely release its allocations at cleanup
+  time. This will result in an ABI break.
+
 * vfio: removal of ``rte_vfio_dma_map`` and ``rte_vfio_dma_unmap`` APIs which
   have been replaced with ``rte_dev_dma_map`` and ``rte_dev_dma_unmap``
   functions.  The due date for the removal targets DPDK 20.02.
-- 
2.6.4

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