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objtool · Supported

Maintainers

• M Josh Poimboeuf <jpoimboe@kernel.org>
• M Peter Zijlstra <peterz@infradead.org>

Paths

• F include/linux/objtool*.h
• F tools/objtool/

Last 30 days

Recent patches

Most-recent 30 patches in this subsystem on rust-for-linux (capped at 30), ordered by date desc.

• COOLING8d LANDED [PATCH] objtool/rust: add one more `noreturn` Rust function for Rust 1.101.0
  2026-10-18 · Miguel Ojeda <ojeda@kernel.org>
• COOLING13d [PATCH v4 19/22] objtool: decode instructions and resolve branch targets in parallel
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COOLING13d [PATCH v4 18/22] objtool: size the instruction hash to the text
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COOLING13d [PATCH v4 17/22] objtool: cache relocations, do less work, eliminate relocation hash
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COOLING13d [PATCH v4 16/22] objtool: do not hash DWARF relocations
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD35d [PATCH v3 27/28] objtool: Warn about missing/stale ANNOTATE_EXPORTED_NORETURN() usage
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 28/28] fixup! objtool: Add options to write/read exported noreturns to/from a file
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 25/28] objtool: Add ANNOTATE_EXPORTED_NORETURN()
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 26/28] objtool: Annotate all module-exported noreturns and remove noreturns.h
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 24/28] kbuild: Generate the noreturn list and validate modules against it
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 22/28] objtool: Add options to write/read exported noreturns to/from a file
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 20/28] x86/boot: Rework how pi startup symbols get exposed to vmlinux
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 21/28] objtool: Fix noreturn detection for non-sibling jumps to SYM_CODE
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 19/28] x86/xen: Make xen_start_kernel() noreturn
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 17/28] x86/entry: Make rewind_stack_and_make_dead() a real function
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 18/28] x86/xen: Make xen_cpu_bringup_again() a real function
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 16/28] objtool: Detect noreturns in weak functions
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 12/28] kbuild: Defer running objtool to link time for all CFG features
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 10/28] objtool: Add ANNOTATE_IGNORE_NORETURN()
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 05/28] objtool: Refactor the noreturn/dead-end detection
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 06/28] objtool: Ignore traps after noreturn calls in STT_CODE
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 04/28] objtool: Fix dead end detection for sibling calls
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 01/28] objtool: Remove obsolete noreturns.h entries
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD35d [PATCH v3 00/28] objtool: dynamically detect noreturns
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COLD37d SUPERSEDED [PATCH v3 17/20] objtool: decode instructions and resolve branch targets in parallel
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD37d SUPERSEDED [PATCH v3 16/20] objtool: size the instruction hash to the text
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD37d SUPERSEDED [PATCH v3 15/20] objtool: cache relocations, do less work, eliminate relocation hash
  2026-09-17 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD37d SUPERSEDED [PATCH v2 17/21] objtool: decode instructions and resolve branch targets in parallel
  2026-09-14 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD37d SUPERSEDED [PATCH v2 16/21] objtool: size the instruction hash to the text
  2026-09-14 · Lorenzo Stoakes (ARM) <ljs@kernel.org>
• COLD37d SUPERSEDED [PATCH v2 15/21] objtool: cache relocations, do less work
  2026-09-14 · Lorenzo Stoakes (ARM) <ljs@kernel.org>

Quiet for 30+ days

Patches with no review trailers and no replies. Either the author is heads-down elsewhere or these slipped through. Oldest first.

• COLD57d [PATCH RFC v3 1/8] kcov: add per-task dataflow tracking for function arguments/return values +7 more in this series
  2026-09-02 · Yunseong Kim <hidden>
• COLD35d [PATCH v3 01/28] objtool: Remove obsolete noreturns.h entries +27 more in this series
  2026-09-21 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING13d [PATCH v4 16/22] objtool: do not hash DWARF relocations +21 more in this series
  2026-09-23 · Lorenzo Stoakes (ARM) <ljs@kernel.org>