diff options
| author |   Josh Poimboeuf <jpoimboe@kernel.org> | 2023-06-05 09:12:21 -0700 |
|---|---|---|
| committer | Josh Poimboeuf <jpoimboe@kernel.org> | 2023-06-07 10:03:11 -0700 |
| commit | 1e4b619185e83e54aca617cf5070c64a88fe936b (patch) | |
| tree | 41fd2c6f5afb7ccc77947cd8f36228967658c48a /tools/objtool/include | |
| parent | x86/entry: Move thunk restore code into thunk functions (diff) | |
| download | wireguard-linux-1e4b619185e83e54aca617cf5070c64a88fe936b.tar.xz wireguard-linux-1e4b619185e83e54aca617cf5070c64a88fe936b.zip | |
objtool: Allow stack operations in UNWIND_HINT_UNDEFINED regions
If the code specified UNWIND_HINT_UNDEFINED, skip the "undefined stack
state" warning due to a stack operation. Just ignore the stack op and
continue to propagate the undefined state.
Link: https://lore.kernel.org/r/820c5b433f17c84e8761fb7465a8d319d706b1cf.1685981486.git.jpoimboe@kernel.org
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Diffstat (limited to 'tools/objtool/include')
| -rw-r--r-- | tools/objtool/include/objtool/cfi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/objtool/include/objtool/cfi.h b/tools/objtool/include/objtool/cfi.h index b1258e79a1b7..c8a6bec4f6b9 100644 --- a/tools/objtool/include/objtool/cfi.h +++ b/tools/objtool/include/objtool/cfi.h @@ -36,6 +36,7 @@ struct cfi_state { bool drap; bool signal; bool end; + bool force_undefined; }; #endif /* _OBJTOOL_CFI_H */ |