diff mbox

[dpdk-dev,v2,7/7] abi: announce mbuf addition for ieee1588 in DPDK 2.2

Message ID 1435585344-26652-8-git-send-email-john.mcnamara@intel.com (mailing list archive)
State Changes Requested, archived
Headers

Commit Message

John McNamara June 29, 2015, 1:42 p.m. UTC 
  Add announcement of a dedicated additional field in the mbuf
to support ieee1588 in DPDK 2.2.

Signed-off-by: John McNamara <john.mcnamara@intel.com>
---
 doc/guides/rel_notes/abi.rst | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/doc/guides/rel_notes/abi.rst b/doc/guides/rel_notes/abi.rst
index f00a6ee..51dacb2 100644
--- a/doc/guides/rel_notes/abi.rst
+++ b/doc/guides/rel_notes/abi.rst
@@ -38,3 +38,8 @@  Examples of Deprecation Notices
 
 Deprecation Notices
 -------------------
+
+* In DPDK 2.1 the IEEE1588/802.1AS support in the i40e driver makes use of the
+  ``udata64`` field in the mbuf to pass the timesync register index to the
+  user. In DPDK 2.2 this will be moved to a new field in the mbuf.
+