linux-kernel - [V2 for-next PATCH 2/2] workqueue: remove @delayed argument from cwq_dec_nr_in

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Date:	Tue, 18 Sep 2012 13:57:34 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org
Cc:	Lai Jiangshan <laijs@...fujitsu.com>
Subject: [V2 for-next PATCH 2/2] workqueue: remove @delayed argument from cwq_dec_nr_in_flight()

The argument @delayed is always false in all call site,
we simply remove it.

Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
 kernel/workqueue.c |   21 ++++++++-------------
 1 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 834aa62..d15d383 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -995,7 +995,6 @@ static void cwq_activate_first_delayed(struct cpu_workqueue_struct *cwq)
  * cwq_dec_nr_in_flight - decrement cwq's nr_in_flight
  * @cwq: cwq of interest
  * @color: color of work which left the queue
- * @delayed: for a delayed work
  *
  * A work either has completed or is removed from pending queue,
  * decrement nr_in_flight of its cwq and handle workqueue flushing.
@@ -1003,8 +1002,7 @@ static void cwq_activate_first_delayed(struct cpu_workqueue_struct *cwq)
  * CONTEXT:
  * spin_lock_irq(gcwq->lock).
  */
-static void cwq_dec_nr_in_flight(struct cpu_workqueue_struct *cwq, int color,
-				 bool delayed)
+static void cwq_dec_nr_in_flight(struct cpu_workqueue_struct *cwq, int color)
 {
 	/* ignore uncolored works */
 	if (color == WORK_NO_COLOR)
@@ -1012,13 +1010,11 @@ static void cwq_dec_nr_in_flight(struct cpu_workqueue_struct *cwq, int color,
 
 	cwq->nr_in_flight[color]--;
 
-	if (!delayed) {
-		cwq->nr_active--;
-		if (!list_empty(&cwq->delayed_works)) {
-			/* one down, submit a delayed one */
-			if (cwq->nr_active < cwq->max_active)
-				cwq_activate_first_delayed(cwq);
-		}
+	cwq->nr_active--;
+	if (!list_empty(&cwq->delayed_works)) {
+		/* one down, submit a delayed one */
+		if (cwq->nr_active < cwq->max_active)
+			cwq_activate_first_delayed(cwq);
 	}
 
 	/* is flush in progress and are we at the flushing tip? */
@@ -1124,8 +1120,7 @@ static int try_to_grab_pending(struct work_struct *work, bool is_dwork,
 
 			list_del_init(&work->entry);
 			cwq_dec_nr_in_flight(get_work_cwq(work),
-				get_work_color(work),
-				*work_data_bits(work) & WORK_STRUCT_DELAYED);
+				get_work_color(work));
 
 			spin_unlock(&gcwq->lock);
 			return 1;
@@ -2336,7 +2331,7 @@ __acquires(&gcwq->lock)
 	hlist_del_init(&worker->hentry);
 	worker->current_work = NULL;
 	worker->current_cwq = NULL;
-	cwq_dec_nr_in_flight(cwq, work_color, false);
+	cwq_dec_nr_in_flight(cwq, work_color);
 }
 
 /**
-- 
1.7.4.4

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