am 573eb55d: am 29447fa7: am ff157c76: am 368faf83: Merge "Add usage comment to explain how to limit modules in mmm."

* commit '573eb55db562854d66426706b1e6e34b4d15fb77':
  Add usage comment to explain how to limit modules in mmm.
diff --git a/envsetup.sh b/envsetup.sh
index f8a13a1..bda1c45 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -7,6 +7,7 @@
 - m:       Makes from the top of the tree.
 - mm:      Builds all of the modules in the current directory, but not their dependencies.
 - mmm:     Builds all of the modules in the supplied directories, but not their dependencies.
+           To limit the modules being built use the syntax: mmm dir/:target1,target2.
 - mma:     Builds all of the modules in the current directory, and their dependencies.
 - mmma:    Builds all of the modules in the supplied directories, and their dependencies.
 - cgrep:   Greps on all local C/C++ files.