linux-kernel - [PATCH v2 32/35] Documentation: tracing: add TIF_NEED_RESCHED

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Date: Mon, 27 May 2024 17:35:18 -0700
From: Ankur Arora <ankur.a.arora@...cle.com>
To: linux-kernel@...r.kernel.org
Cc: tglx@...utronix.de, peterz@...radead.org, torvalds@...ux-foundation.org,
        paulmck@...nel.org, rostedt@...dmis.org, mark.rutland@....com,
        juri.lelli@...hat.com, joel@...lfernandes.org, raghavendra.kt@....com,
        sshegde@...ux.ibm.com, boris.ostrovsky@...cle.com,
        konrad.wilk@...cle.com, Ankur Arora <ankur.a.arora@...cle.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Jonathan Corbet <corbet@....net>
Subject: [PATCH v2 32/35] Documentation: tracing: add TIF_NEED_RESCHED_LAZY

Document various combinations of resched flags.

Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Masami Hiramatsu <mhiramat@...nel.org>
Cc: Jonathan Corbet <corbet@....net>
Originally-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/lkml/87jzshhexi.ffs@tglx/
Signed-off-by: Ankur Arora <ankur.a.arora@...cle.com>
---
 Documentation/trace/ftrace.rst | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst
index 7e7b8ec17934..7f20c0bae009 100644
--- a/Documentation/trace/ftrace.rst
+++ b/Documentation/trace/ftrace.rst
@@ -1036,8 +1036,12 @@ explains which is which.
 		be printed here.
 
   need-resched:
-	- 'N' both TIF_NEED_RESCHED and PREEMPT_NEED_RESCHED is set,
+	- 'B' all three, TIF_NEED_RESCHED, TIF_NEED_RESCHED_LAZY and PREEMPT_NEED_RESCHED are set,
+	- 'N' both TIF_NEED_RESCHED and PREEMPT_NEED_RESCHED are set,
+	- 'L' both TIF_NEED_RESCHED_LAZY and PREEMPT_NEED_RESCHED are set,
+	- 'b' both TIF_NEED_RESCHED and TIF_NEED_RESCHED_LAZY are set,
 	- 'n' only TIF_NEED_RESCHED is set,
+	- 'l' only TIF_NEED_RESCHED_LAZY is set,
 	- 'p' only PREEMPT_NEED_RESCHED is set,
 	- '.' otherwise.
 
-- 
2.31.1