Mention that /dev/urandom is needed.

[sliver-openvswitch.git] / PORTING

diff --git a/PORTING b/PORTING
index c9c5369..3b3e150 100644 (file)
--- a/PORTING
+++ b/PORTING
@@ -202,6 +202,13 @@ during a port:
       vSwitch datapath module for the Linux kernel.  They may serve as
       a model for minimal netdev implementations.
 
+Miscellaneous Notes
+-------------------
+
+lib/uuid.c, used in OVSDB, assumes that it can obtain a high-quality
+random number seed at startup by reading from /dev/urandom.  You may
+need to modify it if this is not true on your platform.
+
 Questions
 ---------