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kbuild: process mixture of clean/build targets one by one 

Support parallel building of clean, config, and build targets in a
single command.

For example,

  make -j<N> clean all

or

  make -j<N> mrproper defconfig all

They should be handled one by one.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2018-02-11 17:40:29 +09:00
parent f49821ee32
commit 22340a0653
1 changed files with 10 additions and 1 deletions
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11
Makefile
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@ -220,7 +220,8 @@ export srctree objtree VPATH
version_h := include/generated/uapi/linux/version.h
old_version_h := include/linux/version.h
no-dot-config-targets := clean mrproper distclean \
clean-targets := %clean mrproper cleandocs
no-dot-config-targets := $(clean-targets) \
cscope gtags TAGS tags help% %docs check% coccicheck \
$(version_h) headers_% archheaders archscripts \
kernelversion %src-pkg
@ -243,6 +244,14 @@ ifeq ($(KBUILD_EXTMOD),)
endif
endif
endif
# For "make -j clean all", "make -j mrproper defconfig all", etc.
ifneq ($(filter $(clean-targets),$(MAKECMDGOALS)),)
ifneq ($(filter-out $(clean-targets),$(MAKECMDGOALS)),)
mixed-targets := 1
endif
endif
# install and modules_install need also be processed one by one
ifneq ($(filter install,$(MAKECMDGOALS)),)
ifneq ($(filter modules_install,$(MAKECMDGOALS)),)