Re: [PATCH 1/4] kconfig: introduce the "imply" keyword

diff --git a/Documentation/kbuild/kconfig-language.txt b/Documentation/kbuild/kconfig-language.txt
index 069fcb3eef..c96127f648 100644
--- a/Documentation/kbuild/kconfig-language.txt
+++ b/Documentation/kbuild/kconfig-language.txt

@@ -113,6 +113,33 @@ applicable everywhere (see syntax).
        That will limit the usefulness but on the other hand avoid
        the illegal configurations all over.

+- weak reverse dependencies: "imply" <symbol> ["if" <expr>]
+  This is similar to "select" as it enforces a lower limit on another
+  symbol except that the "implied" config symbol's value may still be
+  set to n from a direct dependency or with a visible prompt.
+  Given the following example:
+
+  config FOO
+       tristate
+       imply BAZ
+
+  config BAZ
+       tristate
+       depends on BAr