diff options
Diffstat (limited to 'tools/objtool/arch')
| -rw-r--r-- | tools/objtool/arch/x86/special.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/objtool/arch/x86/special.c b/tools/objtool/arch/x86/special.c index 823561e4015c..34e0e162e6fd 100644 --- a/tools/objtool/arch/x86/special.c +++ b/tools/objtool/arch/x86/special.c @@ -35,3 +35,16 @@ void arch_handle_alternative(unsigned short feature, struct special_alt *alt) break; } } + +bool arch_support_alt_relocation(struct special_alt *special_alt, + struct instruction *insn, + struct reloc *reloc) +{ + /* + * The x86 alternatives code adjusts the offsets only when it + * encounters a branch instruction at the very beginning of the + * replacement group. + */ + return insn->offset == special_alt->new_off && + (insn->type == INSN_CALL || is_static_jump(insn)); +} |