linux-kernel - [PATCH 09/21] lib: test_objpool: Use kthread_run_on

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Message-ID: <20241112142248.20503-10-frederic@kernel.org>
Date: Tue, 12 Nov 2024 15:22:33 +0100
From: Frederic Weisbecker <frederic@...nel.org>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Frederic Weisbecker <frederic@...nel.org>,
	Matt Wu <wuqiang.matt@...edance.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 09/21] lib: test_objpool: Use kthread_run_on_cpu()

Use the proper API instead of open coding it.

Reviewed-by: Matt Wu <wuqiang.matt@...edance.com>
Signed-off-by: Frederic Weisbecker <frederic@...nel.org>
---
 lib/test_objpool.c | 19 +++++--------------
 1 file changed, 5 insertions(+), 14 deletions(-)

diff --git a/lib/test_objpool.c b/lib/test_objpool.c
index 5a3f6961a70f..896c0131c9a8 100644
--- a/lib/test_objpool.c
+++ b/lib/test_objpool.c
@@ -371,14 +371,10 @@ static int ot_start_sync(struct ot_test *test)
 		if (!cpu_online(cpu))
 			continue;
 
-		work = kthread_create_on_node(ot_thread_worker, item,
-				cpu_to_node(cpu), "ot_worker_%d", cpu);
-		if (IS_ERR(work)) {
+		work = kthread_run_on_cpu(ot_thread_worker, item,
+					  cpu, "ot_worker_%d");
+		if (IS_ERR(work))
 			pr_err("failed to create thread for cpu %d\n", cpu);
-		} else {
-			kthread_bind(work, cpu);
-			wake_up_process(work);
-		}
 	}
 
 	/* wait a while to make sure all threads waiting at start line */
@@ -562,14 +558,9 @@ static int ot_start_async(struct ot_test *test)
 		if (!cpu_online(cpu))
 			continue;
 
-		work = kthread_create_on_node(ot_thread_worker, item,
-				cpu_to_node(cpu), "ot_worker_%d", cpu);
-		if (IS_ERR(work)) {
+		work = kthread_run_on_cpu(ot_thread_worker, item, cpu, "ot_worker_%d");
+		if (IS_ERR(work))
 			pr_err("failed to create thread for cpu %d\n", cpu);
-		} else {
-			kthread_bind(work, cpu);
-			wake_up_process(work);
-		}
 	}
 
 	/* wait a while to make sure all threads waiting at start line */
-- 
2.46.0