diff options
Diffstat (limited to 'tools/objtool/check.c')
| -rw-r--r-- | tools/objtool/check.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 4b7c8b33069e..b118f588cd2b 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -376,6 +376,7 @@ static int decode_instructions(struct objtool_file *file) if (!strcmp(sec->name, ".noinstr.text") || !strcmp(sec->name, ".entry.text") || + !strcmp(sec->name, ".cpuidle.text") || !strncmp(sec->name, ".text.__x86.", 12)) sec->noinstr = true; @@ -1224,6 +1225,7 @@ static const char *uaccess_safe_builtin[] = { "__ubsan_handle_type_mismatch", "__ubsan_handle_type_mismatch_v1", "__ubsan_handle_shift_out_of_bounds", + "__ubsan_handle_load_invalid_value", /* misc */ "csum_partial_copy_generic", "copy_mc_fragile", @@ -3375,6 +3377,12 @@ static inline bool noinstr_call_dest(struct objtool_file *file, return true; /* + * If the symbol is a static_call trampoline, we can't tell. + */ + if (func->static_call_tramp) + return true; + + /* * The __ubsan_handle_*() calls are like WARN(), they only happen when * something 'BAD' happened. At the risk of taking the machine down, * let them proceed to get the message out. @@ -4171,6 +4179,12 @@ static int validate_noinstr_sections(struct objtool_file *file) warnings += validate_unwind_hints(file, sec); } + sec = find_section_by_name(file->elf, ".cpuidle.text"); + if (sec) { + warnings += validate_section(file, sec); + warnings += validate_unwind_hints(file, sec); + } + return warnings; } |