Commit f2346278 authored by Masahiro Yamada's avatar Masahiro Yamada
Browse files

modpost: show offset from symbol for section mismatch warnings 



Currently, modpost only shows the symbol names and section names, so it
repeats the same message if there are multiple relocations in the same
symbol. It is common the relocation spans across multiple instructions.

It is better to show the offset from the symbol.

Signed-off-by: default avatarMasahiro Yamada <masahiroy@kernel.org>
Reviewed-by: default avatarNick Desaulniers <ndesaulniers@google.com>
parent 78dac1a2

scripts/mod/modpost.c

+2 −2
Original line number Diff line number Diff line
@@ -1147,8 +1147,8 @@ static void default_mismatch_handler(const char *modname, struct elf_info *elf, 


	sec_mismatch_count++;



	warn("%s: section mismatch in reference: %s (section: %s) -> %s (section: %s)\n",

	     modname, fromsym, fromsec, tosym, tosec);

	warn("%s: section mismatch in reference: %s+0x%x (section: %s) -> %s (section: %s)\n",

	     modname, fromsym, (unsigned int)(faddr - from->st_value), fromsec, tosym, tosec);



	if (mismatch->mismatch == EXTABLE_TO_NON_TEXT) {

		if (match(tosec, mismatch->bad_tosec))