tracing · Maintained

Maintainers

• M Steven Rostedt <rostedt@goodmis.org>
• M Masami Hiramatsu <mhiramat@kernel.org>
• R Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

Paths

• F Documentation/core-api/tracepoint.rst
• F Documentation/trace/*
• F fs/tracefs/
• F include/linux/trace*.h
• F include/trace/
• F kernel/trace/
• F kernel/tracepoint.c
• F scripts/tracing/
• F scripts/tracepoint-update.c
• F tools/testing/selftests/ftrace/

Last 30 days

Active reviewers (last 30 days)

• Michal Hocko <mhocko@suse.com>
  3 attestations (3 Acked-by) · last on 2026-09-21
• SJ Park <sj@kernel.org>
  2 attestations (2 Reviewed-by) · last on 2026-09-21
• Lorenzo Stoakes (ARM) <ljs@kernel.org>
  2 attestations (2 Reviewed-by) · last on 2026-09-21
• Oleg Nesterov <oleg@redhat.com>
  2 attestations (2 Reviewed-by) · last on 2026-09-21
• Steven Rostedt <rostedt@goodmis.org>
  1 attestation (1 Acked-by) · last on 2026-09-21

Recent patches

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

• COOLING7d [PATCH v1] landlock: Widen ruleset versions to 64 bits
  2026-09-22 · Mickaël Salaün <mic@digikod.net>
• COOLING8d REVIEWED: 33 (33M) [PATCH v4 11/15] tracing/fgraph: convert process/thread iterator to for_each_process_thread_rculock
  2026-09-21 · Ye Liu <hidden>
• COOLING11d [PATCH v1 9/9] landlock: Fix tracepoint contract documentation
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 6/9] landlock: Report the effective signal number
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 2/9] landlock: Fix filesystem denial blocker reporting
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 3/9] landlock: Fix rule tracepoint context
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 4/9] landlock: Fix network denial trace context
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 1/9] landlock: Fix tracepoint fixed-width type names
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING11d [PATCH v1 5/9] landlock: Report the actual ptrace tracer
  2026-09-18 · Mickaël Salaün <mic@digikod.net>
• COOLING12d REVIEWED: 16 (16M) [PATCH v3 11/15] tracing/fgraph: convert process/thread iterator to for_each_process_thread_rculock
  2026-09-11 · Ye Liu <hidden>
• COOLING8d [PATCH bpf-next v3 13/15] landlock: Implement the LSM policy object hooks
  2026-09-09 · Justin Suess <hidden>
• COLD22d [PATCH v1 1/2] landlock: Bound escaped trace path output
  2026-09-07 · Mickaël Salaün <mic@digikod.net>
• COLD20d REVIEWED: 4 (4M) [PATCH v2 5/8] kernel: convert process/thread iterators to for_each_*_rculock
  2026-09-07 · Ye Liu <hidden>
• COLD21d [PATCH 24/27] fs: port ->setattr() to pass const mnt_idmap
  2026-09-01 · Christian Brauner <brauner@kernel.org>
• COLD21d [PATCH 23/27] fs: port ->getattr() to pass const mnt_idmap
  2026-09-01 · Christian Brauner <brauner@kernel.org>
• COLD21d [PATCH 20/27] fs: port ->mkdir() to pass const mnt_idmap
  2026-09-01 · Christian Brauner <brauner@kernel.org>
• COLD21d [PATCH 12/27] fs: port ->permission() to pass const mnt_idmap
  2026-09-01 · Christian Brauner <brauner@kernel.org>
• COLD27d [PATCH v2 13/15] landlock: Implement the LSM policy object hooks
  2026-08-31 · Justin Suess <hidden>
• COLD40d [PATCH v4 12/19] landlock: Add landlock_deny_access_fs and landlock_deny_access_net
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 10/19] landlock: Add landlock_enforce_domain tracepoint
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 13/19] landlock: Add tracepoints for ptrace and scope denials
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 07/19] landlock: Add create_ruleset and free_ruleset tracepoints
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 11/19] landlock: Add tracepoints for rule checking
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 08/19] landlock: Add landlock_add_rule_fs and landlock_add_rule_net tracepoints
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD40d [PATCH v4 09/19] landlock: Add create_domain and free_domain tracepoints
  2026-08-11 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 13/20] landlock: Add landlock_deny_access_fs and landlock_deny_access_net
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 14/20] landlock: Add tracepoints for ptrace and scope denials
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 12/20] landlock: Add tracepoints for rule checking
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 09/20] landlock: Add landlock_add_rule_fs and landlock_add_rule_net tracepoints
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 11/20] landlock: Add landlock_enforce_domain tracepoint
  2026-07-22 · Mickaël Salaün <mic@digikod.net>

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.

• STALE197d [PATCH v3 05/12] cachefiles: widen trace event i_ino fields to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• STALE197d [PATCH v3 07/12] hugetlbfs: widen trace event i_ino fields to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• STALE197d [PATCH v3 10/12] f2fs: widen trace event i_ino fields to u64
  2026-03-04 · Jeff Layton <jlayton@kernel.org>
• COLD54d [PATCH v2 09/17] landlock: Add tracepoints for rule checking
  2026-04-06 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v2 07/17] landlock: Add landlock_add_rule_fs and landlock_add_rule_net tracepoints
  2026-04-06 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v2 11/17] landlock: Add landlock_deny_access_fs and landlock_deny_access_net
  2026-04-06 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v2 08/17] landlock: Add restrict_self and free_domain tracepoints
  2026-04-06 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 08/20] landlock: Add create_ruleset and free_ruleset tracepoints
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 10/20] landlock: Add create_domain and free_domain tracepoints
  2026-07-22 · Mickaël Salaün <mic@digikod.net>
• COLD54d [PATCH v3 11/20] landlock: Add landlock_enforce_domain tracepoint
  2026-07-22 · Mickaël Salaün <mic@digikod.net>