kbuild: document the KBUILD_KCONFIG env. variable

Add usage info for the Kbuild environment variable KBUILD_KCONFIG.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Cao jin <caoj.fnst@cn.fujitsu.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Randy Dunlap 2018-07-04 19:47:39 -07:00 committed by Masahiro Yamada
parent 452d4c8673
commit 00e0793f83

View File

@ -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=...".