diff options
author | Tejun Heo <tj@kernel.org> | 2024-01-29 08:11:24 -1000 |
---|---|---|
committer | Tejun Heo <tj@kernel.org> | 2024-01-29 08:11:24 -1000 |
commit | afa87ce85379e2d93863fce595afdb5771a84004 (patch) | |
tree | 6a13b1efe8131676429118e099643828c13fc392 | |
parent | a045a272d887575da17ad86d6573e82871b50c27 (diff) |
workqueue: Factor out pwq_is_empty()
"!pwq->nr_active && list_empty(&pwq->inactive_works)" test is repeated
multiple times. Let's factor it out into pwq_is_empty().
Signed-off-by: Tejun Heo <tj@kernel.org>
Reviewed-by: Lai Jiangshan <jiangshanlai@gmail.com>
-rw-r--r-- | kernel/workqueue.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index a23a35dbcd74..171d0e6d29f6 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -1460,6 +1460,11 @@ static void put_pwq_unlocked(struct pool_workqueue *pwq) } } +static bool pwq_is_empty(struct pool_workqueue *pwq) +{ + return !pwq->nr_active && list_empty(&pwq->inactive_works); +} + static void pwq_activate_inactive_work(struct work_struct *work) { struct pool_workqueue *pwq = get_work_pwq(work); @@ -3329,7 +3334,7 @@ reflush: bool drained; raw_spin_lock_irq(&pwq->pool->lock); - drained = !pwq->nr_active && list_empty(&pwq->inactive_works); + drained = pwq_is_empty(pwq); raw_spin_unlock_irq(&pwq->pool->lock); if (drained) @@ -4779,7 +4784,7 @@ static bool pwq_busy(struct pool_workqueue *pwq) if ((pwq != pwq->wq->dfl_pwq) && (pwq->refcnt > 1)) return true; - if (pwq->nr_active || !list_empty(&pwq->inactive_works)) + if (!pwq_is_empty(pwq)) return true; return false; @@ -5217,7 +5222,7 @@ void show_one_workqueue(struct workqueue_struct *wq) unsigned long flags; for_each_pwq(pwq, wq) { - if (pwq->nr_active || !list_empty(&pwq->inactive_works)) { + if (!pwq_is_empty(pwq)) { idle = false; break; } @@ -5229,7 +5234,7 @@ void show_one_workqueue(struct workqueue_struct *wq) for_each_pwq(pwq, wq) { raw_spin_lock_irqsave(&pwq->pool->lock, flags); - if (pwq->nr_active || !list_empty(&pwq->inactive_works)) { + if (!pwq_is_empty(pwq)) { /* * Defer printing to avoid deadlocks in console * drivers that queue work while holding locks |