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authorMasahiro Yamada <yamada.masahiro@socionext.com>2019-06-04 19:14:01 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2019-06-15 19:57:02 +0900
commitbdd7714b6f4cca75dd1b234306077150060c2f45 (patch)
treeef761c0ab1e841c7d05596058e91498f1dabb117 /Makefile
parentkbuild: remove build_unifdef target in scripts/Makefile (diff)
downloadwireguard-linux-bdd7714b6f4cca75dd1b234306077150060c2f45.tar.xz
wireguard-linux-bdd7714b6f4cca75dd1b234306077150060c2f45.zip
kbuild: build all prerequisites of headers_install simultaneously
Currently, scripts/unifdef is compiled after scripts_basic, uapi-asm-generic, archheaders, and archscripts. The proper dependency is just scripts_basic. There is no problem to compile scripts/unifdef and other headers at the same time. Split scripts_unifdef out in order to allow more parallel building. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile7
1 files changed, 5 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index 6abcacface9c..39ee585b52b1 100644
--- a/Makefile
+++ b/Makefile
@@ -1181,8 +1181,7 @@ export INSTALL_HDR_PATH = $(objtree)/usr
PHONY += archheaders archscripts
PHONY += __headers
-__headers: $(version_h) scripts_basic uapi-asm-generic archheaders archscripts
- $(Q)$(MAKE) $(build)=scripts scripts/unifdef
+__headers: $(version_h) scripts_unifdef uapi-asm-generic archheaders archscripts
PHONY += headers_install
headers_install: __headers
@@ -1204,6 +1203,10 @@ ifdef CONFIG_HEADERS_CHECK
all: headers_check
endif
+PHONY += scripts_unifdef
+scripts_unifdef: scripts_basic
+ $(Q)$(MAKE) $(build)=scripts scripts/unifdef
+
# ---------------------------------------------------------------------------
# Kernel selftest