function hooks (ftrace) · Maintained

Maintainers

• M Steven Rostedt <rostedt@goodmis.org>
• M Masami Hiramatsu <mhiramat@kernel.org>
• R Mark Rutland <mark.rutland@arm.com>

Paths

• F Documentation/trace/ftrace*
• F arch/*/*/*/*ftrace*
• F arch/*/*/*ftrace*
• F include/*/*ftrace*
• F kernel/trace/fgraph.c
• F kernel/trace/ftrace*
• F samples/ftrace

Last 30 days

Recent patches

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

• Re: Linux 6.12.75
  2026-03-04 · Sasha Levin <sashal@kernel.org>
• Re: Linux 6.18.16
  2026-03-04 · Sasha Levin <sashal@kernel.org>
• Re: Linux 6.19.6
  2026-03-04 · Sasha Levin <sashal@kernel.org>
• [PATCH 6.19 837/844] fgraph: Do not call handlers direct when not using ftrace_ops
  2026-02-28 · Sasha Levin <sashal@kernel.org>
• [PATCH 6.19 800/844] function_graph: Restore direct mode when callbacks drop to one
  2026-02-28 · Sasha Levin <sashal@kernel.org>
• [GIT PULL] tracing: Fixes for 7.0
  2026-02-19 · Steven Rostedt <rostedt@goodmis.org>
• [for-linus][PATCH 3/5] fgraph: Do not call handlers direct when not using ftrace_ops
  2026-02-19 · Steven Rostedt <rostedt@kernel.org>
• [PATCH] fgraph: Do not call handlers direct when not using ftrace_ops
  2026-02-18 · Steven Rostedt <rostedt@goodmis.org>
• [PATCH RESEND] function_graph: restore direct mode when callbacks drop to one
  2026-02-13 · <hidden>
• [PATCH] function_graph: restore direct mode when callbacks drop to one
  2026-02-13 · <hidden>
• Re: Linux 6.18.4
  2026-01-08 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• Re: Linux 6.12.64
  2026-01-08 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• [PATCH] fgraph: Make sure fregs is non-null when accessing
  2026-01-07 · <hidden>
• [GIT PULL] tracing: Some last minute fixes
  2025-12-06 · Steven Rostedt <rostedt@goodmis.org>
• [for-linus][PATCH 03/15] tracing: Fix typo in fpgraph.c
  2025-12-06 · Steven Rostedt <rostedt@kernel.org>
• [GIT PULL] ftrace: Updates for v6.19
  2025-12-02 · Steven Rostedt <rostedt@goodmis.org>
• [for-linus][PATCH 1/2] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-27 · Steven Rostedt <rostedt@kernel.org>
• [for-linus][PATCH 2/2] fgraph: Check ftrace_pids_enabled on registration for early filtering
  2025-11-27 · Steven Rostedt <rostedt@kernel.org>
• [PATCH v2 2/3] fgraph: Check ftrace_pids_enabled on registration for early filtering
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [PATCH v2 1/3] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [PATCH v2 1/3] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [PATCH v2 01/13] tracing: Fix typo in fgraph.c
  2025-11-21 · Maurice Hieronymus <hidden>
• [PATCH v2 01/13] tracing: Fix typo in fpgraph.c
  2025-11-21 · Maurice Hieronymus <hidden>
• [for-next][PATCH 4/5] tracing: Have function graph tracer option sleep-time be per instance
  2025-11-15 · Steven Rostedt <rostedt@kernel.org>
• [PATCH 3/4] tracing: Have function graph tracer option sleep-time be per instance
  2025-11-14 · Steven Rostedt <rostedt@kernel.org>
• [PATCH linux-next] fgraph: Fix and tighten PID filtering support
  2025-11-13 · <wang.yaxin@zte.com.cn>
• [PATCH 13/21] trace: don't use GENMASK()
  2025-10-25 · "Yury Norov (NVIDIA)" <yury.norov@gmail.com>
• [PATCH 13/21] trace: don't use GENMASK()
  2025-10-25 · "Yury Norov (NVIDIA)" <yury.norov@gmail.com>
• Re: Linux 6.16.10
  2025-10-02 · Greg Kroah-Hartman <gregkh@linuxfoundation.org>
• [GIT PULL] tracing: Fixes for v6.17
  2025-09-28 · Steven Rostedt <rostedt@goodmis.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.

• [PATCH 13/21] trace: don't use GENMASK()
  2025-10-25 · "Yury Norov (NVIDIA)" <yury.norov@gmail.com>
• [PATCH 3/4] tracing: Have function graph tracer option sleep-time be per instance
  2025-11-14 · Steven Rostedt <rostedt@kernel.org>
• [for-next][PATCH 4/5] tracing: Have function graph tracer option sleep-time be per instance
  2025-11-15 · Steven Rostedt <rostedt@kernel.org>
• [PATCH v2 01/13] tracing: Fix typo in fpgraph.c
  2025-11-21 · Maurice Hieronymus <hidden>
• [PATCH v2 01/13] tracing: Fix typo in fgraph.c
  2025-11-21 · Maurice Hieronymus <hidden>
• [PATCH v2 1/3] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [PATCH v2 1/3] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [PATCH v2 2/3] fgraph: Check ftrace_pids_enabled on registration for early filtering
  2025-11-26 · <wang.yaxin@zte.com.cn>
• [for-linus][PATCH 1/2] fgraph: Initialize ftrace_ops->private for function graph ops
  2025-11-27 · Steven Rostedt <rostedt@kernel.org>
• [for-linus][PATCH 2/2] fgraph: Check ftrace_pids_enabled on registration for early filtering
  2025-11-27 · Steven Rostedt <rostedt@kernel.org>