1 files changed, 4 insertions, 0 deletions

diff --git a/Documentation/networking/mac80211-injection.txt b/Documentation/networking/mac80211-injection.txt
index b30e81ad5307..3a930072b161 100644
--- a/Documentation/networking/mac80211-injection.txt
+++ b/Documentation/networking/mac80211-injection.txt
@@ -23,6 +23,10 @@ radiotap headers and used to control injection:
    IEEE80211_RADIOTAP_F_FRAG: frame will be fragmented if longer than the
                               current fragmentation threshold.
 
+ * IEEE80211_RADIOTAP_TX_FLAGS
+
+   IEEE80211_RADIOTAP_F_TX_NOACK: frame should be sent without waiting for
+                                  an ACK even if it is a unicast frame
 
 The injection code can also skip all other currently defined radiotap fields
 facilitating replay of captured radiotap headers directly.