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Tue, 25 Nov 2025 02:27:35 -0800 (PST) Received: from localhost ([240b:4000:bb:1700:7b36:494d:5625:5a0]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29b5b1584c7sm161400545ad.44.2025.11.25.02.27.34 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 25 Nov 2025 02:27:35 -0800 (PST) From: Lai Jiangshan To: linux-kernel@vger.kernel.org Cc: Tejun Heo , Lai Jiangshan , Lai Jiangshan Subject: [PATCH 2/2] workqueue: Move flush color assignment code into insert_work() Date: Tue, 25 Nov 2025 18:31:25 +0800 Message-Id: <20251125103126.684929-3-jiangshanlai@gmail.com> X-Mailer: git-send-email 2.19.1.6.gb485710b In-Reply-To: <20251125103126.684929-1-jiangshanlai@gmail.com> References: <20251125103126.684929-1-jiangshanlai@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lai Jiangshan Move the open code into insert_work() and simplify its callers. Signed-off-by: Lai Jiangshan --- kernel/workqueue.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 4d817c7144cf..2654fbd481a1 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -2179,6 +2179,9 @@ static void insert_work(struct pool_workqueue *pwq, s= truct work_struct *work, /* record the work call stack in order to print it in KASAN reports */ kasan_record_aux_stack(work); =20 + pwq->nr_in_flight[pwq->work_color]++; + extra_flags |=3D work_color_to_flags(pwq->work_color); + /* we own @work, set data and link */ set_work_pwq(work, pwq, extra_flags); list_add_tail(&work->entry, head); @@ -2231,7 +2234,6 @@ static void __queue_work(int cpu, struct workqueue_st= ruct *wq, { struct pool_workqueue *pwq; struct worker_pool *last_pool, *pool; - unsigned int work_flags; unsigned int req_cpu =3D cpu; =20 /* @@ -2319,9 +2321,6 @@ static void __queue_work(int cpu, struct workqueue_st= ruct *wq, if (WARN_ON(!list_empty(&work->entry))) goto out; =20 - pwq->nr_in_flight[pwq->work_color]++; - work_flags =3D work_color_to_flags(pwq->work_color); - /* * Limit the number of concurrently active work items to max_active. * @work must also queue behind existing inactive work items to maintain @@ -2332,11 +2331,10 @@ static void __queue_work(int cpu, struct workqueue_= struct *wq, pool->watchdog_ts =3D jiffies; =20 trace_workqueue_activate_work(work); - insert_work(pwq, work, &pool->worklist, work_flags); + insert_work(pwq, work, &pool->worklist, 0); kick_pool(pool); } else { - work_flags |=3D WORK_STRUCT_INACTIVE; - insert_work(pwq, work, &pwq->inactive_works, work_flags); + insert_work(pwq, work, &pwq->inactive_works, WORK_STRUCT_INACTIVE); } =20 out: @@ -3832,9 +3830,6 @@ static void insert_wq_barrier(struct pool_workqueue *= pwq, __set_bit(WORK_STRUCT_LINKED_BIT, bits); } =20 - pwq->nr_in_flight[pwq->work_color]++; - work_flags |=3D work_color_to_flags(pwq->work_color); - insert_work(pwq, &barr->work, head, work_flags); } =20 --=20 2.19.1.6.gb485710b