[for-next][PATCH 06/12] trace/osnoise: Add migrate-disabled field to the osnoise header

From: Steven Rostedt
Date: Tue Oct 26 2021 - 12:24:26 EST


From: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>

Since "54357f0c9149 tracing: Add migrate-disabled counter to tracing
output," the migrate disabled field is also printed in the !PREEMPR_RT
kernel config. While this information was added to the vast majority of
tracers, osnoise and timerlat were not updated (because they are new
tracers).

Fix osnoise header by adding the information about migrate disabled.

Link: https://lkml.kernel.org/r/9cb3d54e29e0588dbba12e81486bd8a09adcd8ca.1634308385.git.bristot@xxxxxxxxxx

Cc: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Cc: x86@xxxxxxxxxx
Cc: linux-doc@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Fixes: 54357f0c9149 ("tracing: Add migrate-disabled counter to tracing output.")
Signed-off-by: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>
Signed-off-by: Steven Rostedt (VMware) <rostedt@xxxxxxxxxxx>
---
kernel/trace/trace_osnoise.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index c4f14fb98aaa..34f26c632442 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c
@@ -294,19 +294,19 @@ static void print_osnoise_headers(struct seq_file *s)
seq_puts(s, "# _-----=> irqs-off\n");
seq_puts(s, "# / _----=> need-resched\n");
seq_puts(s, "# | / _---=> hardirq/softirq\n");
- seq_puts(s, "# || / _--=> preempt-depth ");
- seq_puts(s, " MAX\n");
-
- seq_puts(s, "# || / ");
+ seq_puts(s, "# || / _--=> preempt-depth\n");
+ seq_puts(s, "# ||| / _-=> migrate-disable ");
+ seq_puts(s, " MAX\n");
+ seq_puts(s, "# |||| / delay ");
seq_puts(s, " SINGLE Interference counters:\n");

- seq_puts(s, "# |||| RUNTIME ");
+ seq_puts(s, "# ||||| RUNTIME ");
seq_puts(s, " NOISE %% OF CPU NOISE +-----------------------------+\n");

- seq_puts(s, "# TASK-PID CPU# |||| TIMESTAMP IN US ");
+ seq_puts(s, "# TASK-PID CPU# ||||| TIMESTAMP IN US ");
seq_puts(s, " IN US AVAILABLE IN US HW NMI IRQ SIRQ THREAD\n");

- seq_puts(s, "# | | | |||| | | ");
+ seq_puts(s, "# | | | ||||| | | ");
seq_puts(s, " | | | | | | | |\n");
}
#endif /* CONFIG_PREEMPT_RT */
--
2.33.0