linux-kernel - [tip: sched/core] tracing: Use preempt_model

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Message-ID: <174220768431.14745.5641857053740015576.tip-bot2@tip-bot2>
Date: Mon, 17 Mar 2025 10:34:44 -0000
From: "tip-bot2 for Sebastian Andrzej Siewior" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
 "Peter Zijlstra (Intel)" <peterz@...radead.org>,
 "Steven Rostedt (Google)" <rostedt@...dmis.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: sched/core] tracing: Use preempt_model_str()

The following commit has been merged into the sched/core branch of tip:

Commit-ID:     3bffa47a02636ed4134d558caecd35e92051e48d
Gitweb:        https://git.kernel.org/tip/3bffa47a02636ed4134d558caecd35e92051e48d
Author:        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
AuthorDate:    Fri, 14 Mar 2025 17:08:10 +01:00
Committer:     Peter Zijlstra <peterz@...radead.org>
CommitterDate: Mon, 17 Mar 2025 11:23:41 +01:00

tracing: Use preempt_model_str()

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

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Acked-by: "Steven Rostedt (Google)" <rostedt@...dmis.org>
Link: https://lore.kernel.org/r/20250314160810.2373416-10-bigeasy@linutronix.de
---
 kernel/trace/trace.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 0e6d517..fd3cb2b 100644
--- 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