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kconfig: Add transitional symbol attribute for migration support

Kees Cook linux-doc linux-hardening linux-kbuild lkml 4 versions – In review

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Versions newest first · linked by author and title

  1. v3 Latest posting 2/23 patches 3 repliesIn review
  2. v3 posting 1/21 patch 0 repliesSuperseded
  3. v21 patch 17 repliesSuperseded
Earlier versions · 1
VersionPostedPatchesRepliesStatus
v11 patch1 replySuperseded

Patches in v3 posting 2/2 No applies recorded yet

#Subject and filesSizeRepliesApplied
1/3kconfig: Fix BrokenPipeError warnings in selftestsscripts/kconfig/tests/conftest.py+16 -11 reply
2/3kconfig: Add transitional symbol attribute for migration supportDocumentation/kbuild/kconfig-language.rst scripts/kconfig/expr.h scripts/kconfig/lexer.l +9 more+306 -11 reply
3/3kcfi: Rename CONFIG_CFI_CLANG to CONFIG_CFIMakefile arch/Kconfig arch/arm/Kconfig +53 more+100 -901 reply

Reviews trailers per patch

All 3 patches have a Reviewed-by or Acked-by.

PatchLinus WalleijNathan Chancellor
1/3R-b T-b
2/3R-b T-b
3/3R-b R-b

Trailers given in replies are filled; those carried in the patches from earlier versions are outlined with dashes.

Read the v3 thread

Cover letter [PATCH v3 0/3] kconfig: Add transitional symbol attribute for migration support

Hi,

Add the new "transitional" keyword to kconfig and use it to rename CONFIG_CFI_CLANG to CONFIG_CFI.

v3: use Vegard's approach, add selftests
v2: https://lore.kernel.org/lkml/[email protected]/
v1: https://lore.kernel.org/all/[email protected]/

-Kees

Kees Cook (3):
kconfig: Fix BrokenPipeError warnings in selftests
kconfig: Add transitional symbol attribute for migration support
kcfi: Rename CONFIG_CFI_CLANG to CONFIG_CFI

 arch/Kconfig                                  |  36 ++++---
 arch/arm/Kconfig                              |   2 +-
 arch/arm64/Kconfig                            |   4 +-
 arch/riscv/Kconfig                            |   6 +-
 arch/x86/Kconfig                              |  12 +--
 init/Kconfig                                  |   4 +-
 kernel/module/Kconfig                         |   2 +-
 .../kconfig/tests/err_transitional/Kconfig    |  52 +++++++++
 scripts/kconfig/tests/transitional/Kconfig    | 100 ++++++++++++++++++
 lib/Kconfig.debug                             |   2 +-
 Makefile                                      |   2 +-
 arch/arm/mm/Makefile                          |   2 +-
 arch/riscv/kernel/Makefile                    |   2 +-
 arch/riscv/purgatory/Makefile                 |   2 +-
 arch/x86/kernel/Makefile                      |   2 +-
 arch/x86/purgatory/Makefile                   |   2 +-
 kernel/Makefile                               |   2 +-
 scripts/kconfig/expr.h                        |   1 +
 scripts/kconfig/lexer.l                       |   1 +
 scripts/kconfig/parser.y                      |  47 ++++++++
 scripts/kconfig/symbol.c                      |   7 +-
 scripts/kconfig/tests/conftest.py             |  17 ++-
 .../tests/err_transitional/__init__.py        |  14 +++
 .../tests/err_transitional/expected_stderr    |   7 ++
 .../kconfig/tests/transitional/__init__.py    |  18 ++++
 .../tests/transitional/expected_config        |  12 +++
 .../kconfig/tests/transitional/initial_config |  16 +++
 Documentation/kbuild/kconfig-language.rst     |  32 ++++++
 arch/riscv/include/asm/cfi.h                  |   4 +-
 arch/x86/include/asm/cfi.h                    |   4 +-
 include/asm-generic/vmlinux.lds.h             |   2 +-
 include/linux/cfi.h                           |   6 +-
 include/linux/cfi_types.h                     |   8 +-
 include/linux/compiler.h                      |   2 +-
 include/linux/compiler_types.h                |   2 +-
 tools/include/linux/cfi_types.h               |   6 +-
 tools/perf/util/include/linux/linkage.h       |   2 +-
 arch/arm/mm/cache-fa.S                        |   2 +-
 arch/arm/mm/cache-v4.S                        |   2 +-
 arch/arm/mm/cache-v4wb.S                      |   4 +-
 arch/arm/mm/cache-v4wt.S                      |   2 +-
 arch/arm/mm/cache-v6.S                        |   2 +-
 arch/arm/mm/cache-v7.S                        |   2 +-
 arch/arm/mm/cache-v7m.S                       |   2 +-
 arch/arm/mm/proc-arm1020.S                    |   2 +-
 arch/arm/mm/proc-arm1020e.S                   |   2 +-
 arch/arm/mm/proc-arm1022.S                    |   2 +-
 arch/arm/mm/proc-arm1026.S                    |   2 +-
 arch/arm/mm/proc-arm920.S                     |   2 +-
 arch/arm/mm/proc-arm922.S                     |   2 +-
 arch/arm/mm/proc-arm925.S                     |   2 +-
 arch/arm/mm/proc-arm926.S                     |   2 +-
 arch/arm/mm/proc-arm940.S                     |   2 +-
 arch/arm/mm/proc-arm946.S                     |   2 +-
 arch/arm/mm/proc-feroceon.S                   |   2 +-
 arch/arm/mm/proc-mohawk.S                     |   2 +-
 arch/arm/mm/proc-xsc3.S                       |   2 +-
 arch/arm/mm/tlb-v4.S                          |   2 +-
 arch/arm/kernel/hw_breakpoint.c               |   2 +-
 arch/arm64/kernel/debug-monitors.c            |   2 +-
 arch/arm64/kernel/traps.c                     |   4 +-
 arch/arm64/kvm/handle_exit.c                  |   2 +-
 arch/arm64/net/bpf_jit_comp.c                 |   2 +-
 arch/riscv/net/bpf_jit_comp64.c               |   4 +-
 arch/x86/kernel/alternative.c                 |   4 +-
 arch/x86/kernel/kprobes/core.c                |   2 +-
 drivers/misc/lkdtm/cfi.c                      |   2 +-
 kernel/module/tree_lookup.c                   |   2 +-
 kernel/configs/hardening.config               |   2 +-
 69 files changed, 422 insertions(+), 92 deletions(-)
 create mode 100644 scripts/kconfig/tests/err_transitional/Kconfig
 create mode 100644 scripts/kconfig/tests/transitional/Kconfig
 create mode 100644 scripts/kconfig/tests/err_transitional/__init__.py
 create mode 100644 scripts/kconfig/tests/err_transitional/expected_stderr
 create mode 100644 scripts/kconfig/tests/transitional/__init__.py
 create mode 100644 scripts/kconfig/tests/transitional/expected_config
 create mode 100644 scripts/kconfig/tests/transitional/initial_config
Signature · 1 line
2.34.1