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kbuild: warn when a moduled uses a symbol marked UNUSED

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We now have infrastructure in place to mark an EXPORTed symbol
as unused. So the natural next step is to warn during buildtime when
a module uses a symbol marked UNUSED.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Sam Ravnborg
2006-07-01 11:44:23 +02:00
parent 534b89a9f6
commit c96fca2137
2 changed files with 64 additions and 23 deletions
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scripts/mod/modpost.h
+2
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@@ -117,7 +117,9 @@ struct elf_info {
Elf_Sym *symtab_start;
Elf_Sym *symtab_stop;
Elf_Section export_sec;
Elf_Section export_unused_sec;
Elf_Section export_gpl_sec;
Elf_Section export_unused_gpl_sec;
Elf_Section export_gpl_future_sec;
const char *strtab;
char *modinfo;