1 files changed, 5 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index 007d89e0..70287a48 100644
--- a/NEWS
+++ b/NEWS
@@ -65,6 +65,11 @@
        SYSTEMTAP_RUNTIME, SYSTEMTAP_TAPSET, SYSTEMTAP_DEBUGINFO_PATH
   - nss and nss-tools are required to use this feature.
 
+- A new experimental transport mechanism, using ftrace's ring_buffer,
+  has been added.  This may become the default transport mechanism in
+  future versions of systemtap.  To test this new transport mechanism,
+  define 'STP_USE_RING_BUFFER'.
+
 * What's new in version 0.9.9
 
 - Systemwide kernel .function.return (kretprobe) maxactive defaults may