UBUNTU: Ubuntu-4.4.0-115.138

Signed-off-by: Andy Whitcroft <apw@canonical.com>

debian.master/changelog

-linux (4.4.0-115.138) UNRELEASED; urgency=medium
+linux (4.4.0-115.138) xenial; urgency=medium
 
-  CHANGELOG: Do not edit directly. Autogenerated at release.
-  CHANGELOG: Use the printchanges target to see the curent changes.
-  CHANGELOG: Use the insertchanges target to create the final log.
+  * linux: 4.4.0-115.138 -proposed tracker (LP: #1748745)
+
+  * CVE-2017-5715 (Spectre v2 Intel)
+    - Revert "UBUNTU: SAUCE: turn off IBPB when full retpoline is present"
+    - SAUCE: turn off IBRS when full retpoline is present
+    - [Packaging] retpoline files must be sorted
+    - [Packaging] pull in retpoline files
 
  -- Andy Whitcroft <apw@canonical.com>  Sun, 11 Feb 2018 11:52:42 +0000