From 6fdcb401a0de580fba38eec63a92b45ee73c8b64 Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Mon, 9 Jul 2018 18:23:35 +0200
Subject: erts: Fix spec and docs for process_info 'monitored_by'

to include ports and NIF resources.

Added new opaque type 'nif_resource'.
---
 erts/doc/src/erl_nif.xml |  2 +-
 erts/doc/src/erlang.xml  | 15 ++++++++++++---
 2 files changed, 13 insertions(+), 4 deletions(-)

(limited to 'erts/doc/src')

diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml
index a8eff43623..0fff8f7cad 100644
--- a/erts/doc/src/erl_nif.xml
+++ b/erts/doc/src/erl_nif.xml
@@ -194,7 +194,7 @@ ok
         <p>Binaries are sequences of whole bytes. Bitstrings with an arbitrary
           bit length have no support yet.</p>
       </item>
-      <tag>Resource objects</tag>
+      <tag><marker id="resource_objects"/>Resource objects</tag>
       <item>
         <p>The use of resource objects is a safe way to return pointers to
           native data structures from a NIF. A resource object is
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 73800687b7..8e014c3010 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -197,6 +197,15 @@
       </desc>
     </datatype>
 
+    <datatype>
+      <name name="nif_resource"></name>
+      <desc>
+        <p>An opaque handle identifing a
+	<seealso marker="erl_nif#resource_objects">NIF resource object
+	</seealso>.</p>
+      </desc>
+    </datatype>
+
   </datatypes>
 
   <funcs>
@@ -5288,10 +5297,10 @@ RealSystem = system + MissedSystem</code>
             <p><c><anno>MinBinVHeapSize</anno></c> is the minimum binary virtual
               heap size for the process.</p>
           </item>
-          <tag><c>{monitored_by, <anno>Pids</anno>}</c></tag>
+          <tag><c>{monitored_by, <anno>MonitoredBy</anno>}</c></tag>
           <item>
-            <p>A list of process identifiers monitoring the process (with
-              <c>monitor/2</c>).</p>
+            <p>A list of identifiers for all the processes, ports and NIF
+	    resources, that are monitoring the process.</p>
           </item>
           <tag><c>{monitors, <anno>Monitors</anno>}</c></tag>
           <item>
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