Document various combinations of resched flags.
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Originally-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/lkml/87jzshhexi.ffs@tglx/
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.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