Merge branch 'maint-r14' into maint-r15

* maint-r14:
  Prepare release
  [snmp/agent] Add proper release notes
  [snmp/agent] Wrong OID used for error message reply
  [snmp/agent] Added backup check for local_db
  [snmp/agent] Simultaneous snmpa:backup/1,2 calls interfere

Conflicts:
	erts/doc/src/notes.xml
	erts/vsn.mk

1 files changed, 61 insertions, 27 deletions

diff --git a/lib/snmp/src/app/snmp.appup.src b/lib/snmp/src/app/snmp.appup.src
index 254e697039..c8e5eec6db 100644
--- a/lib/snmp/src/app/snmp.appup.src
+++ b/lib/snmp/src/app/snmp.appup.src
@@ -22,15 +22,24 @@
 %% ----- U p g r a d e -------------------------------------------------------
 
  [
+  {"4.21.6",
+   [
+    {update, snmpa_local_db, soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, []}
+   ]
+  },
   {"4.21.5",
    [
     {load_module, snmpa, soft_purge, soft_purge, []}, 
-    {load_module, snmp_target_mib, soft_purge, soft_purge, [snmpa_mib_lib]}, 
-    {load_module, snmpa_mib_lib, soft_purge, soft_purge, []}, 
-    {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
-    {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
+    {load_module, snmp_target_mib,   soft_purge, soft_purge, [snmpa_mib_lib]}, 
+    {load_module, snmpa_mib_lib,     soft_purge, soft_purge, []}, 
+    {load_module, snmpa_trap,        soft_purge, soft_purge, []}, 
+    {load_module, snmpa_vacm,        soft_purge, soft_purge, []}, 
+    {update,      snmpa_local_db,   soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_mib,        soft, soft_purge, soft_purge, []}, 
     {update,      snmpa_supervisor, soft, soft_purge, soft_purge, []}, 
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update,      snmpa_agent,      soft, soft_purge, soft_purge, []}
    ]
   },
   {"4.21.4", 
@@ -44,7 +53,9 @@
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {load_module, snmp_view_based_acm_mib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update,      snmpa_local_db, soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.3", 
@@ -59,7 +70,8 @@
     {load_module, snmp_view_based_acm_mib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
     {update,      snmpa_local_db, soft, soft_purge, soft_purge, []}, 
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update,      snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.2", 
@@ -76,7 +88,8 @@
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update,      snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update,      snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.1", 
@@ -92,8 +105,9 @@
     {load_module, snmpa_set_lib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
-    {update,      snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_local_db,  soft, soft_purge, soft_purge, []},
+    {update,      snmpa_mib,       soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,     soft, soft_purge, soft_purge, []}, 
     {update,      snmp_note_store, soft, soft_purge, soft_purge, []}
    ]
   }, 
@@ -110,8 +124,9 @@
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_target_mib, soft_purge, soft_purge, [snmpa_mib_lib]},
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
-    {update,      snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_local_db,  soft, soft_purge, soft_purge, []},
+    {update,      snmpa_mib,       soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,     soft, soft_purge, soft_purge, []}, 
     {update,      snmp_note_store, soft, soft_purge, soft_purge, []}
    ]
   }, 
@@ -138,7 +153,8 @@
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update,      snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, [snmpa_mpd]}, 
+    {update,      snmpa_mib,    soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,  soft, soft_purge, soft_purge, [snmpa_mpd]}, 
     {update,      snmpm_config, soft, soft_purge, soft_purge, [snmp_conf]}, 
     {update,      snmpm_server, soft, soft_purge, soft_purge, 
      [snmpm_net_if, snmpm_mpd, snmpm_config]}, 
@@ -170,6 +186,7 @@
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update,      snmpa_local_db, soft, soft_purge, soft_purge, []},
+    {update,      snmpa_mib,    soft, soft_purge, soft_purge, []}, 
     {update,      snmpa_agent, soft, soft_purge, soft_purge, [snmpa_mpd]}, 
     {update,      snmpm_config, soft, soft_purge, soft_purge, [snmp_conf]}, 
     {update,      snmpm_server, soft, soft_purge, soft_purge, 
@@ -183,15 +200,24 @@
 %% ------D o w n g r a d e ---------------------------------------------------
 
  [
+  {"4.21.6",
+   [
+    {update, snmpa_local_db, soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, []}
+   ]
+  },
   {"4.21.5",
    [
     {load_module, snmpa, soft_purge, soft_purge, []}, 
-    {load_module, snmp_target_mib, soft_purge, soft_purge, [snmpa_mib_lib]}, 
-    {load_module, snmpa_mib_lib, soft_purge, soft_purge, []}, 
-    {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
-    {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
+    {load_module, snmp_target_mib,   soft_purge, soft_purge, [snmpa_mib_lib]}, 
+    {load_module, snmpa_mib_lib,     soft_purge, soft_purge, []}, 
+    {load_module, snmpa_trap,        soft_purge, soft_purge, []}, 
+    {load_module, snmpa_vacm,        soft_purge, soft_purge, []}, 
     {update,      snmpa_supervisor, soft, soft_purge, soft_purge, []}, 
-    {update,      snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update,      snmpa_local_db,   soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_mib,        soft, soft_purge, soft_purge, []}, 
+    {update,      snmpa_agent,      soft, soft_purge, soft_purge, []}
    ]
   },
   {"4.21.4", 
@@ -205,7 +231,9 @@
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {load_module, snmp_view_based_acm_mib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
-    {update, snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update, snmpa_local_db, soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.3", 
@@ -220,7 +248,8 @@
     {load_module, snmp_view_based_acm_mib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_vacm, soft_purge, soft_purge, []}, 
     {update, snmpa_local_db, soft, soft_purge, soft_purge, []}, 
-    {update, snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.2", 
@@ -237,7 +266,8 @@
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update, snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update, snmpa_agent, soft, soft_purge, soft_purge, []}
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, []}
    ]
   }, 
   {"4.21.1", 
@@ -253,8 +283,9 @@
     {load_module, snmpa_set_lib, soft_purge, soft_purge, []}, 
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
-    {update, snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update, snmpa_agent, soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_local_db,  soft, soft_purge, soft_purge, []},
+    {update, snmpa_mib,       soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,     soft, soft_purge, soft_purge, []}, 
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}
    ]
   }, 
@@ -271,8 +302,9 @@
     {load_module, snmpa_trap, soft_purge, soft_purge, []}, 
     {load_module, snmp_target_mib, soft_purge, soft_purge, []},
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
-    {update, snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update, snmpa_agent, soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_local_db,  soft, soft_purge, soft_purge, []},
+    {update, snmpa_mib,       soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,     soft, soft_purge, soft_purge, []}, 
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}
    ]
   }, 
@@ -299,7 +331,8 @@
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update, snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update, snmpa_agent, soft, soft_purge, soft_purge, [snmpa_mpd]}, 
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, [snmpa_mpd]}, 
     {update, snmpm_config, soft, soft_purge, soft_purge, [snmp_conf]}, 
     {update, snmpm_server, soft, soft_purge, soft_purge, 
      [snmpm_net_if, snmpm_mpd, snmpm_config]}, 
@@ -330,7 +363,8 @@
     {update, snmp_note_store, soft, soft_purge, soft_purge, []}, 
     {load_module, snmp_generic_mnesia, soft_purge, soft_purge, []}, 
     {update, snmpa_local_db, soft, soft_purge, soft_purge, []},
-    {update, snmpa_agent, soft, soft_purge, soft_purge, [snmpa_mpd]}, 
+    {update, snmpa_mib,      soft, soft_purge, soft_purge, []}, 
+    {update, snmpa_agent,    soft, soft_purge, soft_purge, [snmpa_mpd]}, 
     {update, snmpm_config, soft, soft_purge, soft_purge, [snmp_conf]}, 
     {update, snmpm_server, soft, soft_purge, soft_purge, 
      [snmpm_net_if, snmpm_mpd, snmpm_config]},