X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=docs%2Fusers_guide%2Fprofiling.xml;h=fb6049dc6e3c764f40ce1d7019d763839abc35ca;hb=455a8da72d0340c1e9b9c6c946ca2aba7c78e59a;hp=a88c8bbf4c7596749c0eb2c1ccbbaa3466aa079f;hpb=0065d5ab628975892cea1ec7303f968c3338cbe1;p=ghc-hetmet.git

diff --git a/docs/users_guide/profiling.xml b/docs/users_guide/profiling.xml
index a88c8bb..fb6049d 100644
--- a/docs/users_guide/profiling.xml
+++ b/docs/users_guide/profiling.xml
@@ -710,7 +710,7 @@ x = nfib 25
       currently support mixing the <option>-hr</option> and
       <option>-hb</option> options.</para>
 
-      <para>There are two more options which relate to heap
+      <para>There are three more options which relate to heap
       profiling:</para>
 
       <variablelist>
@@ -750,6 +750,19 @@ x = nfib 25
 	    by closure description or type description.</para>
 	  </listitem>
 	</varlistentry>
+
+	<varlistentry>
+	  <term>
+            <option>-L<replaceable>num</replaceable></option>
+            <indexterm><primary><option>-L</option></primary><secondary>RTS option</secondary></indexterm>
+          </term>
+	  <listitem>
+	    <para>
+          Sets the maximum length of a cost-centre stack name in a
+          heap profile. Defaults to 25.
+	    </para>
+	  </listitem>
+	</varlistentry>
       </variablelist>
 
     </sect2>
@@ -1314,9 +1327,9 @@ to re-read its input file:
     profiling system, intended for all users everywhere.</para>
 
     <para>To be able to use ticky-ticky profiling, you will need to
-    have built appropriate libraries and things when you made the
-    system.  See &ldquo;Customising what libraries to build,&rdquo; in
-    the installation guide.</para>
+    have built the ticky RTS. (This should be described in 
+    the building guide, but amounts to building the RTS with way
+    "t" enabled.)</para>
 
     <para>To get your compiled program to spit out the ticky-ticky
     numbers, use a <option>-r</option> RTS