[PATCH v2 8/9] tracing/osnoise: Print taint message for timerlat
flat view
WARM3d
From: Crystal Wood <hidden>
Date: 2026-10-10 02:24:12
Subsystem:
the rest, tracing, tracing os noise / latency tracers · Maintainers:
Linus Torvalds, Steven Rostedt, Masami Hiramatsu
Provide taint information the same as is done in print_osnoise_headers(). Signed-off-by: Crystal Wood <redacted> --- v2: new patch --- kernel/trace/trace_osnoise.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c
index ccd717db9a51..912ff5f5e490 100644
--- a/kernel/trace/trace_osnoise.c
+++ b/kernel/trace/trace_osnoise.c@@ -577,6 +577,9 @@ static void record_osnoise_sample(struct osnoise_sample *sample) #ifdef CONFIG_PREEMPT_RT static void print_timerlat_headers(struct seq_file *s) { + if (osnoise_data.tainted) + seq_puts(s, "# timerlat is tainted!\n"); + seq_puts(s, "# _-------=> irqs-off\n"); seq_puts(s, "# / _------=> need-resched\n"); seq_puts(s, "# | / _-----=> need-resched-lazy\n");
@@ -594,6 +597,9 @@ static void print_timerlat_headers(struct seq_file *s) #else /* CONFIG_PREEMPT_RT */ static void print_timerlat_headers(struct seq_file *s) { + if (osnoise_data.tainted) + seq_puts(s, "# timerlat is tainted!\n"); + seq_puts(s, "# _-----=> irqs-off\n"); seq_puts(s, "# / _----=> need-resched\n"); seq_puts(s, "# | / _---=> hardirq/softirq\n");
--
2.54.0