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From: Frederic Weisbecker <frederic@kernel.org>
To: LKML <linux-kernel@vger.kernel.org>
Cc: Frederic Weisbecker <frederic@kernel.org>,
	Matt Wu <wuqiang.matt@bytedance.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: [PATCH 09/20] lib: test_objpool: Use kthread_run_on_cpu()
Date: Fri, 27 Sep 2024 00:48:57 +0200	[thread overview]
Message-ID: <20240926224910.11106-10-frederic@kernel.org> (raw)
In-Reply-To: <20240926224910.11106-1-frederic@kernel.org>

Use the proper API instead of open coding it.

Reviewed-by: Matt Wu <wuqiang.matt@bytedance.com>
Signed-off-by: Frederic Weisbecker <frederic@kernel.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


  parent reply	other threads:[~2024-09-26 22:49 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-26 22:48 [PATCH 00/20] kthread: Introduce preferred affinity v4 Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 01/20] arm/bL_switcher: Use kthread_run_on_cpu() Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 02/20] x86/resctrl: " Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 03/20] firmware: stratix10-svc: " Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 04/20] scsi: bnx2fc: Use kthread_create_on_cpu() Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 05/20] scsi: bnx2i: " Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 06/20] scsi: qedi: " Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 07/20] soc/qman: test: Use kthread_run_on_cpu() Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 08/20] kallsyms: " Frederic Weisbecker
2024-09-26 22:48 ` Frederic Weisbecker [this message]
2024-09-26 22:48 ` [PATCH 10/20] net: pktgen: Use kthread_create_on_node() Frederic Weisbecker
2024-09-27  7:58   ` Eric Dumazet
2024-09-30 17:19   ` Vishal Chourasia
2024-10-24 14:29     ` Frederic Weisbecker
2024-09-26 22:48 ` [PATCH 11/20] sched: Handle CPU isolation on last resort fallback rq selection Frederic Weisbecker
2024-09-27  7:26   ` Michal Hocko
2024-10-08 10:54   ` Will Deacon
2024-10-08 12:27     ` Frederic Weisbecker
2024-10-15 13:48     ` Frederic Weisbecker
2024-10-28 16:25       ` Will Deacon
2024-10-28 16:51         ` Frederic Weisbecker
2024-10-28 16:54           ` [PATCH 1/2] arm64: Keep first mismatched 32bits el0 capable CPU online through its callbacks Frederic Weisbecker
2024-10-28 16:56           ` [PATCH 2/2] sched,arm64: Handle CPU isolation on last resort fallback rq selection Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 12/20] kthread: Make sure kthread hasn't started while binding it Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 13/20] kthread: Default affine kthread to its preferred NUMA node Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 14/20] mm: Create/affine kcompactd to its preferred node Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 15/20] mm: Create/affine kswapd " Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 16/20] kthread: Implement preferred affinity Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 17/20] rcu: Use kthread preferred affinity for RCU boost Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 18/20] kthread: Unify kthread_create_on_cpu() and kthread_create_worker_on_cpu() automatic format Frederic Weisbecker
2024-09-26 22:49 ` [PATCH 19/20] treewide: Introduce kthread_run_worker[_on_cpu]() Frederic Weisbecker
2024-09-27  5:39   ` Paul E. McKenney
2024-09-26 22:49 ` [PATCH 20/20] rcu: Use kthread preferred affinity for RCU exp kworkers Frederic Weisbecker
  -- strict thread matches above, loose matches on Subject: below --
2024-07-26 21:56 [PATCH 00/20] kthread: Introduce preferred affinity Frederic Weisbecker
2024-07-26 21:56 ` [PATCH 09/20] lib: test_objpool: Use kthread_run_on_cpu() Frederic Weisbecker

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