+ and / or during kernel upgrade to rebuild a new .config
+ svn : <update|diff|commit|dist>
+ update <rev> : Loads the latest source files from svn or if <rev> is given
+ it loads this revision.
+ diff : Mainly produce a diff from previous version to track wich
+ files have been changed
+ commit : Applies your changes to the svn.
+ dist <rev> : Tar the source code from revision.