[PATCH v3 0/8] objtool: warning improvements

From: Josh Poimboeuf
Date: Tue Apr 18 2023 - 17:28:16 EST


v3:
- dropped merged patches and rebased on tip/objtool/core
- moved list of noreturn functions to separate file
- improved WARN_INSN() to do single evaluation of insn arg

Josh Poimboeuf (8):
objtool: Limit unreachable warnings to once per function
objtool: Add verbose option for disassembling affected functions
objtool: Include backtrace in verbose mode
objtool: Detect missing __noreturn annotations
objtool: Ignore exc_double_fault() __noreturn warnings
objtool: Remove superfluous global_noreturns entries
tools/lib/subcmd: Replace NORETURN usage with __noreturn
objtool: Move noreturn function list to separate file

tools/lib/subcmd/parse-options.h | 8 +-
tools/lib/subcmd/subcmd-util.h | 5 +-
tools/objtool/Documentation/objtool.txt | 10 ++
tools/objtool/builtin-check.c | 5 +
tools/objtool/check.c | 195 ++++++++++++++++--------
tools/objtool/include/objtool/builtin.h | 1 +
tools/objtool/include/objtool/elf.h | 1 +
tools/objtool/include/objtool/warn.h | 21 ++-
tools/objtool/noreturns.h | 45 ++++++
9 files changed, 214 insertions(+), 77 deletions(-)
create mode 100644 tools/objtool/noreturns.h

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2.39.2