From: Yann E. MORIN <yann.morin.1998@free.fr>
Date: Wed, 19 Dec 2012 18:17:00 +0000 (+0100)
Subject: kconfig: document use of CONFIG_ environment variable
X-Git-Tag: firefly_0821_release~3680^2~1002^2~9
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=169743264f8100a39042a4d6bec44dabb2e2e624;p=firefly-linux-kernel-4.4.55.git

kconfig: document use of CONFIG_ environment variable

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
---

diff --git a/Documentation/kbuild/kconfig.txt b/Documentation/kbuild/kconfig.txt
index a09f1a6a830c..b8b77bbc784f 100644
--- a/Documentation/kbuild/kconfig.txt
+++ b/Documentation/kbuild/kconfig.txt
@@ -46,6 +46,12 @@ KCONFIG_OVERWRITECONFIG
 If you set KCONFIG_OVERWRITECONFIG in the environment, Kconfig will not
 break symlinks when .config is a symlink to somewhere else.
 
+CONFIG_
+--------------------------------------------------
+If you set CONFIG_ in the environment, Kconfig will prefix all symbols
+with its value when saving the configuration, instead of using the default,
+"CONFIG_".
+
 ______________________________________________________________________
 Environment variables for '{allyes/allmod/allno/rand}config'