linux-kernel - [PATCH rcu 11/11] rcutorture: Make scenario TREE07 build CONFIG_PREEMPT

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Message-Id: <20250225035516.26443-12-boqun.feng@gmail.com>
Date: Mon, 24 Feb 2025 19:55:16 -0800
From: Boqun Feng <boqun.feng@...il.com>
To: rcu@...r.kernel.org
Cc: "Paul E. McKenney" <paulmck@...nel.org>,
	Frederic Weisbecker <frederic@...nel.org>,
	Neeraj Upadhyay <neeraj.upadhyay@...nel.org>,
	Joel Fernandes <joel@...lfernandes.org>,
	Josh Triplett <josh@...htriplett.org>,	Boqun Feng <boqun.feng@...il.com>,
	Uladzislau Rezki <urezki@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Zqiang <qiang.zhang1211@...il.com>,	Davidlohr Bueso <dave@...olabs.net>,
	Ingo Molnar <mingo@...hat.com>,	Peter Zijlstra <peterz@...radead.org>,
	Juri Lelli <juri.lelli@...hat.com>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Ben Segall <bsegall@...gle.com>,	Mel Gorman <mgorman@...e.de>,
	Valentin Schneider <vschneid@...hat.com>,
	Masami Hiramatsu <mhiramat@...nel.org>,	Shuah Khan <shuah@...nel.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Clark Williams <clrkwllms@...nel.org>,	linux-kernel@...r.kernel.org,
	linux-trace-kernel@...r.kernel.org,	linux-kselftest@...r.kernel.org,
	linux-rt-devel@...ts.linux.dev,	Ankur Arora <ankur.a.arora@...cle.com>
Subject: [PATCH rcu 11/11] rcutorture: Make scenario TREE07 build CONFIG_PREEMPT_LAZY=y

From: "Paul E. McKenney" <paulmck@...nel.org>

This commit tests lazy preemption by causing the TREE07 rcutorture
scenario to build its kernel with CONFIG_PREEMPT_LAZY=y.

Signed-off-by: Paul E. McKenney <paulmck@...nel.org>
Signed-off-by: Boqun Feng <boqun.feng@...il.com>
---
 tools/testing/selftests/rcutorture/configs/rcu/TREE07 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/rcutorture/configs/rcu/TREE07 b/tools/testing/selftests/rcutorture/configs/rcu/TREE07
index d30922d8c883..352393bc5c56 100644
--- a/tools/testing/selftests/rcutorture/configs/rcu/TREE07
+++ b/tools/testing/selftests/rcutorture/configs/rcu/TREE07
@@ -1,7 +1,8 @@
 CONFIG_SMP=y
 CONFIG_NR_CPUS=16
-CONFIG_PREEMPT_NONE=y
+CONFIG_PREEMPT_NONE=n
 CONFIG_PREEMPT_VOLUNTARY=n
+CONFIG_PREEMPT_LAZY=y
 CONFIG_PREEMPT=n
 CONFIG_PREEMPT_DYNAMIC=n
 #CHECK#CONFIG_TREE_RCU=y
-- 
2.39.5 (Apple Git-154)