documentation/dev-manual/dev-manual-common-tasks.xml: edits to BBMASK

Some edits to the text of this moved section.

(From yocto-docs rev: 69ba05bbdc8a6fb74efdfbb3214a562e564f5a68)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 10 insertions, 3 deletions

diff --git a/documentation/dev-manual/dev-manual-common-tasks.xml b/documentation/dev-manual/dev-manual-common-tasks.xml
index 793b4c78c6..89e98daf8b 100644
--- a/documentation/dev-manual/dev-manual-common-tasks.xml
+++ b/documentation/dev-manual/dev-manual-common-tasks.xml
@@ -1994,9 +1994,16 @@ so that there are some definite steps on how to do this.  I need more detail her
         <title>Excluding Packages From the Build</title>
 
         <para>
+            You might find that there are groups of recipes you want to filter 
+            out of the build process.
+            For example, recipes you know you will never use or want should not 
+            be part of the build.
+            Removing these recipes from parsing speeds up parts of the build.
+        </para>
+
+        <para>
             It is possible to filter or mask out <filename>.bb</filename> and 
-            <filename>.bbappend</filename> files such that BitBake ignores them during 
-            the build.  
+            <filename>.bbappend</filename> files. 
             You can do this by providing an expression with the 
             <filename><ulink url='&YOCTO_DOCS_REF_URL;#var-BBMASK'>BBMASK</ulink></filename> 
             variable. 
@@ -2006,7 +2013,7 @@ so that there are some definite steps on how to do this.  I need more detail her
             </literallayout>
             Here, all <filename>.bb</filename> and <filename>.bbappend</filename> files
             in the directory that match the expression are ignored during the build
-            process - BitBake does not even parse them.
+            process.
         </para>
     </section>
 </chapter>