mon: addition to MonCaps docs mentioning how perms are used

diff --git a/src/mon/MonCaps.h b/src/mon/MonCaps.h
index 63cb76e5e78d3f2ea57ae713b984ee318508e2d4..fe6cc5570ab623ce08d9c450e95fb2f3a5d7353f 100644 (file)
--- a/src/mon/MonCaps.h
+++ b/src/mon/MonCaps.h
@@ -17,6 +17,12 @@
  * "allow rw service_name" (which allows reading and writing to the named
  *                          service type)
  * "allow *" (which allows full access to EVERYTHING)
+ *
+ * When the monitor is checking permissions, besides the obvious read and write
+ * it generally equates having an execute permission with being of the
+ * associated type. So, in instances where it only wants to receive a
+ * certain kind of message from OSDs, it will require a MON_CAP_X on
+ * PAXOS_OSDMAP.
  */
 
 #ifndef __MONCAPS_H