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-rw-r--r--scripts/kconfig/Makefile13
1 files changed, 12 insertions, 1 deletions
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 5ddf8becd7a2..e4d8394ff75e 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -2,7 +2,8 @@
# Kernel configuration targets
# These targets are used from top-level makefile
-PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config
+PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config \
+ localmodconfig
ifdef KBUILD_KCONFIG
Kconfig := $(KBUILD_KCONFIG)
@@ -28,6 +29,15 @@ oldconfig: $(obj)/conf
silentoldconfig: $(obj)/conf
$< -s $(Kconfig)
+localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
+ $(Q)perl $< $(Kconfig) > .tmp.config
+ $(Q)cmp -s .tmp.config .config || \
+ (mv -f .config .config.old.1; \
+ mv -f .tmp.config .config; \
+ $(obj)/conf -s $(Kconfig); \
+ mv -f .config.old.1 .config.old)
+ $(Q)rm -f .tmp.config
+
# Create new linux.pot file
# Adjust charset to UTF-8 in .po file to accept UTF-8 in Kconfig files
# The symlink is used to repair a deficiency in arch/um
@@ -83,6 +93,7 @@ help:
@echo ' xconfig - Update current config utilising a QT based front-end'
@echo ' gconfig - Update current config utilising a GTK based front-end'
@echo ' oldconfig - Update current config utilising a provided .config as base'
+ @echo ' localmodconfig - Update current config disabling modules not loaded'
@echo ' silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
@echo ' randconfig - New config with random answer to all options'
@echo ' defconfig - New config with default answer to all options'

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