tracing: Use preempt_model_str()

Use preempt_model_str() instead of manually conducting the preemption
model.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: "Steven Rostedt (Google)" <rostedt@goodmis.org>
Link: https://lore.kernel.org/r/20250314160810.2373416-10-bigeasy@linutronix.de

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 0e6d517..fd3cb2b 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4100,12 +4100,7 @@ print_trace_header(struct seq_file *m, struct trace_iterator *iter)
                   entries,
                   total,
                   buf->cpu,
-                  preempt_model_none()      ? "server" :
-                  preempt_model_voluntary() ? "desktop" :
-                  preempt_model_full()      ? "preempt" :
-                  preempt_model_lazy()      ? "lazy"    :
-                  preempt_model_rt()        ? "preempt_rt" :
-                  "unknown",
+                  preempt_model_str(),
                   /* These are reserved for later use */
                   0, 0, 0, 0);
 #ifdef CONFIG_SMP