kbuild: document the KBUILD_KCONFIG env. variable

Add usage info for the Kbuild environment variable KBUILD_KCONFIG. Signed-off-by: Randy Dunlap <[email protected]> Reviewed-by: Cao jin <[email protected]> Signed-off-by: Masahiro Yamada <[email protected]>
mstram · Jul 6, 2018 · 00e0793 · 00e0793
1 parent 452d4c8
commit 00e0793
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
@@ -50,6 +50,11 @@ LDFLAGS_MODULE
 --------------------------------------------------
 Additional options used for $(LD) when linking modules.
 
+KBUILD_KCONFIG
+--------------------------------------------------
+Set the top-level Kconfig file to the value of this environment
+variable.  The default name is "Kconfig".
+
 KBUILD_VERBOSE
 --------------------------------------------------
 Set the kbuild verbosity. Can be assigned same values as "V=...".