diff options
| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2025-09-17 09:03:39 -0700 |
|---|---|---|
| committer | Josh Poimboeuf <jpoimboe@kernel.org> | 2025-10-14 14:46:47 -0700 |
| commit | a1526bcfcb6cb7cb601b9ff8e24d08881ef9afb8 (patch) | |
| tree | 32d43845f4ee4fafb3e9877cfcdfedf5ef21efac /tools/objtool/elf.c | |
| parent | c9e9b85d41f9079d6a10faabf70a0b18d5c0f177 (diff) | |
objtool: Mark prefix functions
In preparation for the objtool klp diff subcommand, introduce a flag to
identify __pfx_*() and __cfi_*() functions in advance so they don't need
to be manually identified every time a check is needed.
Acked-by: Petr Mladek <pmladek@suse.com>
Tested-by: Joe Lawrence <joe.lawrence@redhat.com>
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Diffstat (limited to 'tools/objtool/elf.c')
| -rw-r--r-- | tools/objtool/elf.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c index 59568381486c..775d017b1b79 100644 --- a/tools/objtool/elf.c +++ b/tools/objtool/elf.c @@ -442,6 +442,13 @@ static void elf_add_symbol(struct elf *elf, struct symbol *sym) elf_hash_add(symbol, &sym->hash, sym->idx); elf_hash_add(symbol_name, &sym->name_hash, str_hash(sym->name)); + if (is_func_sym(sym) && + (strstarts(sym->name, "__pfx_") || + strstarts(sym->name, "__cfi_") || + strstarts(sym->name, "__pi___pfx_") || + strstarts(sym->name, "__pi___cfi_"))) + sym->prefix = 1; + if (is_func_sym(sym) && strstr(sym->name, ".cold")) sym->cold = 1; sym->pfunc = sym->cfunc = sym; |