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

Most active threads (last 7 days)

• HOTtoday [PATCH v2 00/27] objtool: dynamically detect noreturns
  2026-09-08 20:34 · 17 replies in 7d · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH 00/23] kbuild: significantly speed up kernel builds
  2026-09-08 20:59 · 2 replies in 7d · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• COOLING6d [PATCH RFC v3 0/8] kcov: add per-task dataflow tracking for function arguments/return values
  2026-09-02 16:30 · 1 reply in 7d · Yunseong Kim <hidden>

Recent patches

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

• HOTtoday [PATCH 19/23] objtool: decode instructions and resolve branch targets in parallel
  2026-09-08 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• HOTtoday [PATCH 18/23] objtool: cache relocations and function dead end state, do less work
  2026-09-08 · "Lorenzo Stoakes (ARM)" <ljs@kernel.org>
• DORMANTno replies [PATCH v2 27/27] objtool: Warn about missing/stale ANNOTATE_EXPORTED_NORETURN() usage
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 25/27] objtool: Add ANNOTATE_EXPORTED_NORETURN()
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 26/27] objtool: Annotate all module-exported noreturns and remove noreturns.h
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 24/27] kbuild: Generate the noreturn list and validate modules against it
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 22/27] objtool: Add options to write/read exported noreturns to/from a file
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 21/27] objtool: Fix noreturn detection for non-sibling jumps to SYM_CODE
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 20/27] x86/boot: Rework how pi startup symbols get exposed to vmlinux
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 18/27] x86/xen: Make xen_cpu_bringup_again() a real function
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 19/27] x86/xen: Make xen_start_kernel() noreturn
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 16/27] objtool: Detect noreturns in weak functions
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 17/27] x86/entry: Make rewind_stack_and_make_dead() a real function
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 12/27] kbuild: Defer running objtool to link time for all CFG features
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 10/27] objtool: Add ANNOTATE_IGNORE_NORETURN()
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 06/27] objtool: Ignore traps after noreturn calls in STT_CODE
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 04/27] objtool: Fix dead end detection for sibling calls
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 05/27] objtool: Refactor the noreturn/dead-end detection
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• HOTtoday [PATCH v2 01/27] objtool: Remove obsolete noreturns.h entries
  2026-09-08 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING6d [PATCH RFC v3 1/8] kcov: add per-task dataflow tracking for function arguments/return values
  2026-09-02 · Yunseong Kim <hidden>
• COOLING11d [PATCH 27/27] objtool: Warn about missing/stale ANNOTATE_EXPORTED_NORETURN() usage
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 25/27] objtool: Add ANNOTATE_EXPORTED_NORETURN()
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 26/27] objtool: Annotate all module-exported noreturns and remove noreturns.h
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 24/27] kbuild: Generate the noreturn list and validate modules against it
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 22/27] objtool: Add options to write/read exported noreturns to/from a file
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 20/27] x86/boot: Rework how pi startup symbols get exposed to vmlinux
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 21/27] objtool: Fix noreturn detection for non-sibling jumps to SYM_CODE
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 19/27] x86/xen: Make xen_start_kernel() noreturn
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 17/27] x86/entry: Make rewind_stack_and_make_dead() a real function
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>
• COOLING11d [PATCH 18/27] x86/xen: Make xen_cpu_bringup_again() a real function
  2026-08-28 · Josh Poimboeuf <jpoimboe@kernel.org>