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-rw-r--r--Makefile27
1 files changed, 20 insertions, 7 deletions
diff --git a/Makefile b/Makefile
index 6a222e21ca6d..8ca9e0b114f1 100644
--- a/Makefile
+++ b/Makefile
@@ -225,10 +225,12 @@ no-dot-config-targets := $(clean-targets) \
cscope gtags TAGS tags help% %docs check% coccicheck \
$(version_h) headers_% archheaders archscripts \
kernelversion %src-pkg
+no-sync-config-targets := $(no-dot-config-targets) install %install
-config-targets := 0
-mixed-targets := 0
-dot-config := 1
+config-targets := 0
+mixed-targets := 0
+dot-config := 1
+may-sync-config := 1
ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),)
ifeq ($(filter-out $(no-dot-config-targets), $(MAKECMDGOALS)),)
@@ -236,6 +238,16 @@ ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),)
endif
endif
+ifneq ($(filter $(no-sync-config-targets), $(MAKECMDGOALS)),)
+ ifeq ($(filter-out $(no-sync-config-targets), $(MAKECMDGOALS)),)
+ may-sync-config := 0
+ endif
+endif
+
+ifneq ($(KBUILD_EXTMOD),)
+ may-sync-config := 0
+endif
+
ifeq ($(KBUILD_EXTMOD),)
ifneq ($(filter config %config,$(MAKECMDGOALS)),)
config-targets := 1
@@ -606,7 +618,7 @@ ARCH_CFLAGS :=
include arch/$(SRCARCH)/Makefile
ifeq ($(dot-config),1)
-ifeq ($(KBUILD_EXTMOD),)
+ifeq ($(may-sync-config),1)
# Read in dependencies to all Kconfig* files, make sure to run syncconfig if
# changes are detected. This should be included after arch/$(SRCARCH)/Makefile
# because some architectures define CROSS_COMPILE there.
@@ -621,8 +633,9 @@ $(KCONFIG_CONFIG) include/config/auto.conf.cmd: ;
include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
$(Q)$(MAKE) -f $(srctree)/Makefile syncconfig
else
-# external modules needs include/generated/autoconf.h and include/config/auto.conf
-# but do not care if they are up-to-date. Use auto.conf to trigger the test
+# External modules and some install targets need include/generated/autoconf.h
+# and include/config/auto.conf but do not care if they are up-to-date.
+# Use auto.conf to trigger the test
PHONY += include/config/auto.conf
include/config/auto.conf:
@@ -634,7 +647,7 @@ include/config/auto.conf:
echo >&2 ; \
/bin/false)
-endif # KBUILD_EXTMOD
+endif # may-sync-config
else
# Dummy target needed, because used as prerequisite