bootconfig: Add bootconfig magic word for indicating bootconfig explicitly

[linux-2.6-microblaze.git] / init / Kconfig

diff --git a/init/Kconfig b/init/Kconfig
index a34064a..a84e7aa 100644 (file)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1215,6 +1215,18 @@ source "usr/Kconfig"
 
 endif
 
+config BOOT_CONFIG
+       bool "Boot config support"
+       depends on BLK_DEV_INITRD
+       help
+         Extra boot config allows system admin to pass a config file as
+         complemental extension of kernel cmdline when booting.
+         The boot config file must be attached at the end of initramfs
+         with checksum, size and magic word.
+         See <file:Documentation/admin-guide/bootconfig.rst> for details.
+
+         If unsure, say Y.
+
 choice
        prompt "Compiler optimization level"
        default CC_OPTIMIZE_FOR_PERFORMANCE