linux-kernel - [for-next][PATCH 00/15] tracing: Updates for 6.20

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Message-ID: <20260127150555.840066272@kernel.org>
Date: Tue, 27 Jan 2026 10:05:55 -0500
From: Steven Rostedt <rostedt@...nel.org>
To: linux-kernel@...r.kernel.org
Cc: Masami Hiramatsu <mhiramat@...nel.org>,
 Mark Rutland <mark.rutland@....com>,
 Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
 Andrew Morton <akpm@...ux-foundation.org>
Subject: [for-next][PATCH 00/15] tracing: Updates for 6.20

  git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git
trace/for-next

Head SHA1: e0c033d8caa7bf1edf99e40f598ad4223d6252af


Aaron Tomlin (3):
      tracing: Add bitmask-list option for human-readable bitmask display
      tracing: Add show_event_filters to expose active event filters
      tracing: Add show_event_triggers to expose active event triggers

Guenter Roeck (1):
      ftrace: Introduce and use ENTRIES_PER_PAGE_GROUP macro

Marco Crivellari (1):
      tracing: Replace use of system_wq with system_dfl_wq

Miaoqian Lin (1):
      tracing: Properly process error handling in event_hist_trigger_parse()

Petr Tesarik (1):
      ring-buffer: Use a housekeeping CPU to wake up waiters

Steven Rostedt (8):
      tracing: Remove redundant call to event_trigger_reset_filter() in event_hist_trigger_parse()
      tracing: Check the return value of tracing_update_buffers()
      tracing: Have show_event_trigger/filter format a bit more in columns
      tracing: Disable trace_printk buffer on warning too
      tracing: Have hist_debug show what function a field uses
      tracing: Remove notrace from trace_event_raw_event_synth()
      tracing: Up the hist stacktrace size from 16 to 31
      tracing: Remove duplicate ENABLE_EVENT_STR and DISABLE_EVENT_STR macros

----
 Documentation/trace/ftrace.rst             |  25 +++++
 include/linux/trace_events.h               |   8 +-
 include/linux/trace_seq.h                  |  12 ++-
 include/trace/stages/stage3_trace_output.h |   4 +-
 kernel/trace/ftrace.c                      |   7 +-
 kernel/trace/ring_buffer.c                 |  24 ++++-
 kernel/trace/trace.c                       |  16 +++-
 kernel/trace/trace.h                       |   3 +-
 kernel/trace/trace_events.c                | 145 ++++++++++++++++++++++++++++-
 kernel/trace/trace_events_filter.c         |   2 +-
 kernel/trace/trace_events_hist.c           |  81 +++++++++-------
 kernel/trace/trace_events_synth.c          |   6 +-
 kernel/trace/trace_output.c                |  30 +++++-
 kernel/trace/trace_seq.c                   |  29 +++++-
 14 files changed, 327 insertions(+), 65 deletions(-)