objtool

Most active threads (last 7 days)

No active threads in the last 7 days.

Recent patches

Latest 30 postings or standalone patches (up to 30), newest first. Counts below cover matching patches in linux-doc touching this subsystem.

• kbuild: significantly speed up kernel builds v4 · 4 matching patches

  Entire posting: SUPERSEDED · 11 of 22 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v4 16/22] objtool: do not hash DWARF relocations 2026-09-23
  • [PATCH v4 17/22] objtool: cache relocations, do less work, eliminate relocation hash 2026-09-23
  • [PATCH v4 18/22] objtool: size the instruction hash to the text 2026-09-23
  • [PATCH v4 19/22] objtool: decode instructions and resolve branch targets in parallel 2026-09-23
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• Orphaned Virtual Machines rfc · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH 11/46] liveupdate: Define CPU preservation linker sections 2026-09-20
  2026-09-20 · Pasha Tatashin <pasha.tatashin@soleen.com>
• kbuild: significantly speed up kernel builds v3 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 15/20] objtool: cache relocations, do less work, eliminate relocation hash 2026-09-17
  • [PATCH v3 16/20] objtool: size the instruction hash to the text 2026-09-17
  • [PATCH v3 17/20] objtool: decode instructions and resolve branch targets in parallel 2026-09-17
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• kbuild: significantly speed up kernel builds v2 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 15/21] objtool: cache relocations, do less work 2026-09-14
  • [PATCH v2 16/21] objtool: size the instruction hash to the text 2026-09-14
  • [PATCH v2 17/21] objtool: decode instructions and resolve branch targets in parallel 2026-09-14
  2026-09-14 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• kbuild: significantly speed up kernel builds v1 · 2 matching patches

  Entire posting: SUPERSEDED · 2 of 23 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 18/23] objtool: cache relocations and function dead end state, do less work 2026-09-08
  • [PATCH 19/23] objtool: decode instructions and resolve branch targets in parallel 2026-09-08
  2026-09-08 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• kcov: add per-task dataflow tracking for function arguments/return values v3 · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH RFC v3 1/8] kcov: add per-task dataflow tracking for function arguments/return values 2026-09-02
  2026-09-02 · Yunseong Kim <hidden>
• kthread, exit: clean up kernel thread exit paths v2 · 2 matching patches

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 1/2] kthread: remove kthread_exit() 2026-03-10
  • [PATCH v2 2/2] tree-wide: rename do_exit() to task_exit() 2026-03-10
  2026-03-10 · Christian Brauner <brauner@kernel.org>
• stackleak: Support Clang stack depth tracking v3 · 2 matching patches

  Entire posting: SUPERSEDED · 9 of 13 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 01/13] stackleak: Rename STACKLEAK to KSTACK_ERASE 2025-07-17
  • [PATCH v3 02/13] stackleak: Rename stackleak_track_stack to __sanitizer_cov_stack_depth 2025-07-17
  2025-07-17 · Kees Cook <kees@kernel.org>
• stackleak: Support Clang stack depth tracking v2 · 2 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 01/14] stackleak: Rename STACKLEAK to KSTACK_ERASE 2025-05-23
  • [PATCH v2 02/14] stackleak: Rename stackleak_track_stack to __sanitizer_cov_stack_depth 2025-05-23
  2025-05-23 · Kees Cook <kees@kernel.org>
• stackleak: Support Clang stack depth tracking v1 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 4/8] stackleak: Rename stackleak_track_stack to __sanitizer_cov_stack_depth 2025-05-07
  2025-05-07 · Kees Cook <kees@kernel.org>
• stackleak: Support Clang stack depth tracking rfc · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH RFC 2/4] stackleak: Rename stackleak_track_stack to __sanitizer_cov_stack_depth 2025-05-02
  2025-05-02 · Kees Cook <kees@kernel.org>
• context_tracking,x86: Defer some IPIs until a user->kernel transition v3 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH v3 01/15] objtool: Make validate_call() recognize indirect calls to pv_ops[] 2024-11-19
  • [RFC PATCH v3 02/15] objtool: Flesh out warning related to pv_ops[] calls 2024-11-19
  • [RFC PATCH v3 09/15] objtool: Warn about non __ro_after_init static key usage in .noinstr 2024-11-19
  2024-11-19 · Valentin Schneider <vschneid@redhat.com>
• Add AutoFDO and Propeller support for Clang build v7 · 3 matching patches

  Entire posting: REVIEWED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v7 1/7] Add AutoFDO support for Clang build 2024-11-02
  • [PATCH v7 2/7] objtool: Fix unreachable instruction warnings for weak functions 2024-11-02
  • [PATCH v7 7/7] Add Propeller configuration for kernel build 2024-11-02
  2024-11-02 · Rong Xu <xur@google.com>
• Add AutoFDO and Propeller support for Clang build v6 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v6 1/7] Add AutoFDO support for Clang build 2024-10-26
  • [PATCH v6 2/7] objtool: Fix unreachable instruction warnings for weak functions 2024-10-26
  • [PATCH v6 7/7] Add Propeller configuration for kernel build 2024-10-26
  2024-10-26 · Rong Xu <xur@google.com>
• Add AutoFDO and Propeller support for Clang build v5 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v5 1/7] Add AutoFDO support for Clang build 2024-10-23
  • [PATCH v5 2/7] objtool: Fix unreachable instruction warnings for weak functions 2024-10-23
  • [PATCH v5 7/7] Add Propeller configuration for kernel build 2024-10-23
  2024-10-23 · Rong Xu <xur@google.com>
• Add AutoFDO and Propeller support for Clang build v4 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v4 1/6] Add AutoFDO support for Clang build 2024-10-14
  • [PATCH v4 2/6] objtool: Fix unreachable instruction warnings for weak funcitons 2024-10-14
  • [PATCH v4 6/6] Add Propeller configuration for kernel build. 2024-10-14
  2024-10-14 · Rong Xu <xur@google.com>
• Add AutoFDO and Propeller support for Clang build v3 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v3 1/6] Add AutoFDO support for Clang build 2024-10-10
  • [PATCH v3 2/6] objtool: Fix unreachable instruction warnings for weak funcitons 2024-10-10
  • [PATCH v3 6/6] Add Propeller configuration for kernel build. 2024-10-10
  2024-10-10 · Rong Xu <xur@google.com>
• Add AutoFDO and Propeller support for Clang build v2 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 1/6] Add AutoFDO support for Clang build 2024-10-02
  • [PATCH v2 2/6] objtool: Fix unreachable instruction warnings for weak funcitons 2024-10-02
  • [PATCH v2 6/6] Add Propeller configuration for kernel build. 2024-10-02
  2024-10-02 · Rong Xu <xur@google.com>
• x86: Rely on toolchain for relocatable code rfc · 3 matching patches

  Entire posting: PENDING · 1 of 28 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH 22/28] asm-generic: Treat PIC .data.rel.ro sections as .rodata 2024-09-25
  • [RFC PATCH 23/28] tools/objtool: Mark generated sections as writable 2024-09-25
  • [RFC PATCH 24/28] tools/objtool: Treat indirect ftrace calls as direct calls 2024-09-25
  2024-09-25 · Ard Biesheuvel <hidden>
• Add AutoFDO and Propeller support for Clang build v1 · 3 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 1/6] Add AutoFDO support for Clang build 2024-07-28
  • [PATCH 2/6] objtool: Fix unreachable instruction warnings for weak funcitons 2024-07-28
  • [PATCH 6/6] Add Propeller configuration for kernel build. 2024-07-28
  2024-07-28 · Rong Xu <xur@google.com>
• x86: enable FRED for x86-64 v13 · 1 matching patch

  Entire posting: REVIEWED · 33 of 35 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v13 10/35] x86/objtool: Teach objtool about ERET[US] 2023-12-05
  2023-12-05 · Xin Li <hidden>
• x86: enable FRED for x86-64 v12 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v12 12/37] x86/objtool: Teach objtool about ERET[US] 2023-10-03
  2023-10-03 · Xin Li <hidden>
• x86: enable FRED for x86-64 v11 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v11 12/37] x86/objtool: Teach objtool about ERET[US] 2023-09-23
  2023-09-23 · Xin Li <hidden>
• x86: enable FRED for x86-64 v10 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v10 12/38] x86/objtool: Teach objtool about ERET[US] 2023-09-14
  2023-09-14 · Xin Li <hidden>
• x86: enable FRED for x86-64 v9 · 1 matching patch

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v9 06/36] x86/objtool: Teach objtool about ERETU and ERETS 2023-07-31
  2023-08-01 · Xin Li <hidden>
• context_tracking,x86: Defer some IPIs until a user->kernel transition v2 · 2 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH v2 11/20] objtool: Flesh out warning related to pv_ops[] calls 2023-07-20
  • [RFC PATCH v2 12/20] objtool: Warn about non __ro_after_init static key usage in .noinstr 2023-07-20
  2023-07-20 · Valentin Schneider <vschneid@redhat.com>
• context_tracking,x86: Defer some IPIs until a user->kernel transition rfc · 2 matching patches

  Entire posting: SUPERSEDED Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [RFC PATCH 06/14] objtool: Flesh out warning related to pv_ops[] calls 2023-07-05
  • [RFC PATCH 07/14] objtool: Warn about non __ro_after_init static key usage in .noinstr 2023-07-05
  2023-07-05 · Valentin Schneider <vschneid@redhat.com>
• Begin reorganizing the arch documentation rfc · 1 matching patch

  Entire posting: Pending Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 2/2] docs: move x86 documentation into Documentation/arch/ 2023-03-15
  2023-03-15 · Jonathan Corbet <corbet@lwn.net>
• Update Documentation/ cross-references v2 · 1 matching patch

  Entire posting: PENDING · 17 of 20 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH v2 15/20] objtool: update objtool.txt references 2022-06-26
  2022-06-26 · Mauro Carvalho Chehab <mchehab@kernel.org>
• Update Documentation/ cross-references v1 · 1 matching patch

  Entire posting: SUPERSEDED · 9 of 23 landed Open cover letterLifecycle progress covers the full posting, including patches outside this subsystem and inbox.

  • [PATCH 21/23] objtool: update objtool.txt references 2022-06-06
  2022-06-06 · Mauro Carvalho Chehab <mchehab@kernel.org>