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

Active reviewers (last 30 days)

• Josh Poimboeuf <jpoimboe@kernel.org>
  1 attestation (1 Acked-by) · last on 2026-06-02

Recent patches

Most-recent 24 patches in this subsystem on linux-perf-users, ordered by date desc.

• COLD26d REVIEWED: 7 (7M) [PATCH v7 16/23] tools: objtool: Append extra host cflags
  2026-06-02 · Leo Yan <leo.yan@arm.com>
• STALE98d REVIEWED: 7 (7M) [PATCH v6 15/24] tools: objtool: Append extra host cflags
  2026-03-23 · Leo Yan <leo.yan@arm.com>
• STALE98d REVIEWED: 7 (7M) [PATCH v5 17/26] tools: objtool: Append extra host cflags
  2026-03-18 · Leo Yan <leo.yan@arm.com>
• STALE99d REVIEWED: 7 (7M) [PATCH v4 20/30] tools: objtool: Append extra host cflags
  2026-03-11 · Leo Yan <leo.yan@arm.com>
• STALE111d [PATCH v3 19/30] tools: objtool: Append extra host cflags
  2026-03-08 · Leo Yan <leo.yan@arm.com>
• STALE420d [PATCH v5 21/25] objtool: Add noinstr validation for static branches/calls
  2025-04-29 · Valentin Schneider <vschneid@redhat.com>
• STALE420d REVIEWED: 7 (7M) [PATCH v5 02/25] objtool: Flesh out warning related to pv_ops[] calls
  2025-04-29 · Valentin Schneider <vschneid@redhat.com>
• STALE420d REVIEWED: 7 (7M) [PATCH v5 01/25] objtool: Make validate_call() recognize indirect calls to pv_ops[]
  2025-04-29 · Valentin Schneider <vschneid@redhat.com>
• STALE482d LANDED: 1 (1M) [PATCH v3 2/2] tools: Remove redundant quiet setup
  2025-02-13 · Charlie Jenkins <hidden>
• STALE501d [PATCH v2 2/2] tools: Remove redundant quiet setup
  2025-02-10 · Charlie Jenkins <hidden>
• STALE496d [PATCH 2/2] tools: Remove redundant quiet setup
  2025-02-04 · Charlie Jenkins <hidden>
• STALE460d [PATCH v4 20/30] objtool: Add noinstr validation for static branches/calls
  2025-01-14 · Valentin Schneider <vschneid@redhat.com>
• STALE460d REVIEWED: 7 (7M) [PATCH v4 02/30] objtool: Flesh out warning related to pv_ops[] calls
  2025-01-14 · Valentin Schneider <vschneid@redhat.com>
• STALE460d REVIEWED: 7 (7M) [PATCH v4 01/30] objtool: Make validate_call() recognize indirect calls to pv_ops[]
  2025-01-14 · Valentin Schneider <vschneid@redhat.com>
• STALE557d [RFC PATCH 24/28] tools/objtool: Treat indirect ftrace calls as direct calls
  2024-09-25 · Ard Biesheuvel <hidden>
• STALE557d [RFC PATCH 23/28] tools/objtool: Mark generated sections as writable
  2024-09-25 · Ard Biesheuvel <hidden>
• STALE557d [RFC PATCH 22/28] asm-generic: Treat PIC .data.rel.ro sections as .rodata
  2024-09-25 · Ard Biesheuvel <hidden>
• STALE714d [PATCH V3 06/10] objtool: Replace strstarts() usage with str_has_prefix()
  2024-06-01 · Chaitanya S Prakash <hidden>
• STALE797d [PATCH V2 5/8] tools: Delete strstarts() and replace its usage with str_has_prefix()
  2024-04-08 · Chaitanya S Prakash <hidden>
• STALE2492d REVIEWED: 10 (9M) [PATCH 47/47] objtool: Ignore intentional differences for the x86 insn decoder
  2019-09-01 · Arnaldo Carvalho de Melo <acme@kernel.org>
• STALE2492d REVIEWED: 10 (9M) [PATCH 46/47] objtool: Update sync-check.sh from perf's check-headers.sh
  2019-09-01 · Arnaldo Carvalho de Melo <acme@kernel.org>
• STALE2492d REVIEWED: 26 (26M) [PATCH 41/47] objtool: Move x86 insn decoder to a common location
  2019-09-01 · Arnaldo Carvalho de Melo <acme@kernel.org>
• STALE2553d [PATCH 01/18] objtool: Fix build by linking against tools/lib/ctype.o sources
  2019-07-03 · Arnaldo Carvalho de Melo <acme@kernel.org>
• STALE2553d Re: [PATCH 23/43] tools lib: Adopt skip_spaces() from the kernel sources
  2019-07-02 · Jiri Olsa <hidden>