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| author | Josh Poimboeuf <jpoimboe@kernel.org> | 2022-06-24 12:52:40 +0200 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2022-06-27 10:34:00 +0200 |
| commit | 8faea26e611189e933ea2281975ff4dc7c1106b6 (patch) | |
| tree | bf9fe4d4748f6ae1dff2f015f9507bc04d17dfe0 /tools/objtool/include | |
| parent | acac5e98ef8d638a411cfa2ee676c87e1973f126 (diff) | |
| download | lwn-8faea26e611189e933ea2281975ff4dc7c1106b6.tar.gz lwn-8faea26e611189e933ea2281975ff4dc7c1106b6.zip | |
objtool: Re-add UNWIND_HINT_{SAVE_RESTORE}
Commit
c536ed2fffd5 ("objtool: Remove SAVE/RESTORE hints")
removed the save/restore unwind hints because they were no longer
needed. Now they're going to be needed again so re-add them.
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'tools/objtool/include')
| -rw-r--r-- | tools/objtool/include/objtool/check.h | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/tools/objtool/include/objtool/check.h b/tools/objtool/include/objtool/check.h index 0eeedeacbefb..036129cebeee 100644 --- a/tools/objtool/include/objtool/check.h +++ b/tools/objtool/include/objtool/check.h @@ -46,18 +46,19 @@ struct instruction { enum insn_type type; unsigned long immediate; - u8 dead_end : 1, - ignore : 1, - ignore_alts : 1, - hint : 1, - retpoline_safe : 1, - noendbr : 1, - entry : 1; - /* 1 bit hole */ + u16 dead_end : 1, + ignore : 1, + ignore_alts : 1, + hint : 1, + save : 1, + restore : 1, + retpoline_safe : 1, + noendbr : 1, + entry : 1; + /* 7 bit hole */ s8 instr; u8 visited; - /* u8 hole */ struct alt_group *alt_group; struct symbol *call_dest; |