diff options
Diffstat (limited to 'tools/objtool/special.c')
| -rw-r--r-- | tools/objtool/special.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tools/objtool/special.c b/tools/objtool/special.c index 07b21cfabf5c..bc925cf19e2d 100644 --- a/tools/objtool/special.c +++ b/tools/objtool/special.c @@ -23,6 +23,7 @@ struct special_entry { unsigned char size, orig, new; unsigned char orig_len, new_len; /* group only */ unsigned char feature; /* ALTERNATIVE macro CPU feature */ + unsigned char key; /* jump_label key */ }; struct special_entry entries[] = { @@ -42,6 +43,7 @@ struct special_entry entries[] = { .size = JUMP_ENTRY_SIZE, .orig = JUMP_ORIG_OFFSET, .new = JUMP_NEW_OFFSET, + .key = JUMP_KEY_OFFSET, }, { .sec = "__ex_table", @@ -122,6 +124,18 @@ static int get_alt_entry(struct elf *elf, struct special_entry *entry, alt->new_off -= 0x7ffffff0; } + if (entry->key) { + struct reloc *key_reloc; + + key_reloc = find_reloc_by_dest(elf, sec, offset + entry->key); + if (!key_reloc) { + WARN_FUNC("can't find key reloc", + sec, offset + entry->key); + return -1; + } + alt->key_addend = key_reloc->addend; + } + return 0; } |