1 files changed, 13 insertions, 7 deletions

diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 00d26d919459..9ac3af3ab739 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -1215,14 +1215,20 @@ flowlabel_consistency - BOOLEAN
         FALSE: disabled
         Default: TRUE
 
-auto_flowlabels - BOOLEAN
-        Automatically generate flow labels based based on a flow hash
-        of the packet. This allows intermediate devices, such as routers,
-        to idenfify packet flows for mechanisms like Equal Cost Multipath
+auto_flowlabels - INTEGER
+        Automatically generate flow labels based on a flow hash of the
+        packet. This allows intermediate devices, such as routers, to
+        identify packet flows for mechanisms like Equal Cost Multipath
         Routing (see RFC 6438).
-        TRUE: enabled
-        FALSE: disabled
-        Default: false
+        0: automatic flow labels are completely disabled
+        1: automatic flow labels are enabled by default, they can be
+           disabled on a per socket basis using the IPV6_AUTOFLOWLABEL
+           socket option
+        2: automatic flow labels are allowed, they may be enabled on a
+           per socket basis using the IPV6_AUTOFLOWLABEL socket option
+        3: automatic flow labels are enabled and enforced, they cannot
+           be disabled by the socket option
+        Default: 0
 
 flowlabel_state_ranges - BOOLEAN
         Split the flow label number space into two ranges. 0-0x7FFFF is