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| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2026-04-11 22:23:07 +0300 |
|---|---|---|
| committer | Josh Poimboeuf <jpoimboe@kernel.org> | 2026-05-05 07:15:59 +0300 |
| commit | 8edec016255dcc74146b0486639f756f0ce75bf5 (patch) | |
| tree | 622e88ad30399e9099d2c4d5e1aca38db436645c /tools | |
| parent | ff529864e738f447ff4c019956319930fc274a23 (diff) | |
| download | linux-8edec016255dcc74146b0486639f756f0ce75bf5.tar.xz | |
objtool/klp: Don't correlate __ADDRESSABLE() symbols
Symbols created by __ADDRESSABLE() are only used to convince the
toolchain not to optimize out the referenced symbol.
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Acked-by: Song Liu <song@kernel.org>
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/objtool/klp-diff.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/objtool/klp-diff.c b/tools/objtool/klp-diff.c index cb26c1c92a74..36753eeba58c 100644 --- a/tools/objtool/klp-diff.c +++ b/tools/objtool/klp-diff.c @@ -353,6 +353,15 @@ static bool is_special_section_aux(struct section *sec) } /* + * Symbols created by ___ADDRESSABLE() are only used to convince the toolchain + * not to optimize out the referenced symbol. + */ +static bool is_addressable_sym(struct symbol *sym) +{ + return !strcmp(sym->sec->name, ".discard.addressable"); +} + +/* * These symbols should never be correlated, so their local patched versions * are used instead of linking to the originals. */ @@ -365,6 +374,7 @@ static bool dont_correlate(struct symbol *sym) is_uncorrelated_static_local(sym) || is_clang_tmp_label(sym) || is_string_sec(sym->sec) || + is_addressable_sym(sym) || is_special_section(sym->sec) || is_special_section_aux(sym->sec) || strstarts(sym->name, "__initcall__"); |