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kbuild: use pattern rule for building built-in.a in sub-directories

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The built-in.a in a sub-directory is created by descending into that
directory. It does not depend on the other sub-directories. Loosen
the dependency.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
This commit is contained in:
Masahiro Yamada 2019-12-19 01:05:14 +09:00
parent 56d5893615
commit a749926797
1 changed files with 1 additions and 1 deletions
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2
scripts/Makefile.build
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@ -372,7 +372,7 @@ $(obj)/%.asn1.c $(obj)/%.asn1.h: $(src)/%.asn1 $(objtree)/scripts/asn1_compiler
# ---------------------------------------------------------------------------
# To build objects in subdirs, we need to descend into the directories
$(sort $(subdir-obj-y)): $(subdir-ym) ;
$(obj)/%/built-in.a: $(obj)/% ;
#
# Rule to compile a set of .o files into one .a file (without symbol table)