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kbuild: mark help target as PHONY 

Obviously, the "help" should be a PHONY target.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
This commit is contained in:
Masahiro Yamada 2016-03-13 09:39:55 +09:00 committed by Michal Marek
parent 612e47cec4
commit fe69b420d3
1 changed files with 2 additions and 0 deletions
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2
Makefile
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@ -1300,6 +1300,7 @@ boards := $(sort $(notdir $(boards)))
board-dirs := $(dir $(wildcard $(srctree)/arch/$(SRCARCH)/configs/*/*_defconfig))
board-dirs := $(sort $(notdir $(board-dirs:/=)))
PHONY += help
help:
@echo 'Cleaning targets:'
@echo ' clean - Remove most generated files but keep the config and'
@ -1470,6 +1471,7 @@ $(clean-dirs):
clean: rm-dirs := $(MODVERDIR)
clean: rm-files := $(KBUILD_EXTMOD)/Module.symvers
PHONY += help
help:
@echo ' Building external modules.'
@echo ' Syntax: make -C path/to/kernel/src M=$$PWD target'