diff options
| author | Masahiro Yamada <masahiroy@kernel.org> | 2024-11-12 02:17:41 +0900 |
|---|---|---|
| committer | Masahiro Yamada <masahiroy@kernel.org> | 2024-11-28 08:11:55 +0900 |
| commit | 91ca8be3c402c566de75685ce99c714b0e8638bf (patch) | |
| tree | d72370eedae5d65279cf640e1798efe9023af6ee /scripts | |
| parent | c2386abf55616b979b07a63b4eb2a14eedb4c9e5 (diff) | |
kbuild: remove support for single %.symtypes build rule
This rule is unnecessary because you can generate foo/bar.symtypes
as a side effect using:
$ make KBUILD_SYMTYPES=1 foo/bar.o
While compiling *.o is slower than preprocessing, the impact is
negligible. I prioritize keeping the code simpler.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/Makefile.build | 22 |
1 files changed, 4 insertions, 18 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 628e0ce28dc8..15a88f4d6ef6 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -108,19 +108,13 @@ $(obj)/%.i: $(obj)/%.c FORCE $(call if_changed_dep,cpp_i_c) genksyms = $(objtree)/scripts/genksyms/genksyms \ - $(if $(1), -T $(2)) \ - $(if $(KBUILD_PRESERVE), -p) \ - $(addprefix -r , $(wildcard $(2:.symtypes=.symref))) + $(if $(KBUILD_SYMTYPES), -T $(@:.o=.symtypes)) \ + $(if $(KBUILD_PRESERVE), -p) \ + $(addprefix -r , $(wildcard $(@:.o=.symref))) # These mirror gensymtypes_S and co below, keep them in synch. cmd_gensymtypes_c = $(CPP) -D__GENKSYMS__ $(c_flags) $< | $(genksyms) -quiet_cmd_cc_symtypes_c = SYM $(quiet_modtag) $@ - cmd_cc_symtypes_c = $(call cmd_gensymtypes_c,true,$@) >/dev/null - -$(obj)/%.symtypes : $(obj)/%.c FORCE - $(call cmd,cc_symtypes_c) - # LLVM assembly # Generate .ll files from .c quiet_cmd_cc_ll_c = CC $(quiet_modtag) $@ @@ -158,8 +152,7 @@ ifdef CONFIG_MODVERSIONS gen_symversions = \ if $(NM) $@ 2>/dev/null | grep -q ' __export_symbol_'; then \ - $(call cmd_gensymtypes_$(1),$(KBUILD_SYMTYPES),$(@:.o=.symtypes)) \ - >> $(dot-target).cmd; \ + $(cmd_gensymtypes_$1) >> $(dot-target).cmd; \ fi cmd_gen_symversions_c = $(call gen_symversions,c) @@ -323,13 +316,6 @@ cmd_gensymtypes_S = \ $(NM) $@ | sed -n 's/.* __export_symbol_\(.*\)/EXPORT_SYMBOL(\1);/p' ; } | \ $(CPP) -D__GENKSYMS__ $(c_flags) -xc - | $(genksyms) -quiet_cmd_cc_symtypes_S = SYM $(quiet_modtag) $@ - cmd_cc_symtypes_S = $(call cmd_gensymtypes_S,true,$@) >/dev/null - -$(obj)/%.symtypes : $(obj)/%.S FORCE - $(call cmd,cc_symtypes_S) - - quiet_cmd_cpp_s_S = CPP $(quiet_modtag) $@ cmd_cpp_s_S = $(CPP) $(a_flags) -o $@ $< |