LAPDm: Add an extra queue for UI frames
The extra queue is used to transmit the UI frame only when there is no
frame in the regular TX queue. This allows to give LAPD frames prioity
over UI frame.
Related: OS#4074
Change-Id: I00c8ee73be8b7c564a4dee3fca3e893484f567da
diff --git a/TODO-RELEASE b/TODO-RELEASE
index 226450b..fa7bc57 100644
--- a/TODO-RELEASE
+++ b/TODO-RELEASE
@@ -11,3 +11,4 @@
core ADD gsmtap_inst_fd2() core, DEPRECATE gsmtap_inst_fd()
isdn ABI change add states and flags for external T200 handling
gsm ABI change add T200 timer states to lapdm_datalink
+gsm ABI change add UI queue to struct lapdm_datalink