workqueue: rename @id to @pi in for_each_each_pool()
Rename @id argument of for_each_pool() to @pi so that it doesn't get
reused accidentally when for_each_pool() is used in combination with
other iterators.
This patch is purely cosmetic.
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 248a1e9..147fc5a 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -283,7 +283,7 @@
/**
* for_each_pool - iterate through all worker_pools in the system
* @pool: iteration cursor
- * @id: integer used for iteration
+ * @pi: integer used for iteration
*
* This must be called either with workqueue_lock held or sched RCU read
* locked. If the pool needs to be used beyond the locking in effect, the
@@ -292,8 +292,8 @@
* The if/else clause exists only for the lockdep assertion and can be
* ignored.
*/
-#define for_each_pool(pool, id) \
- idr_for_each_entry(&worker_pool_idr, pool, id) \
+#define for_each_pool(pool, pi) \
+ idr_for_each_entry(&worker_pool_idr, pool, pi) \
if (({ assert_rcu_or_wq_lock(); false; })) { } \
else
@@ -4354,7 +4354,7 @@
struct worker_pool *pool;
struct workqueue_struct *wq;
struct pool_workqueue *pwq;
- int id;
+ int pi;
spin_lock_irq(&workqueue_lock);
@@ -4362,7 +4362,7 @@
workqueue_freezing = true;
/* set FREEZING */
- for_each_pool(pool, id) {
+ for_each_pool(pool, pi) {
spin_lock(&pool->lock);
WARN_ON_ONCE(pool->flags & POOL_FREEZING);
pool->flags |= POOL_FREEZING;
@@ -4435,7 +4435,7 @@
struct workqueue_struct *wq;
struct pool_workqueue *pwq;
struct worker_pool *pool;
- int id;
+ int pi;
spin_lock_irq(&workqueue_lock);
@@ -4443,7 +4443,7 @@
goto out_unlock;
/* clear FREEZING */
- for_each_pool(pool, id) {
+ for_each_pool(pool, pi) {
spin_lock(&pool->lock);
WARN_ON_ONCE(!(pool->flags & POOL_FREEZING));
pool->flags &= ~POOL_FREEZING;
@@ -4457,7 +4457,7 @@
}
/* kick workers */
- for_each_pool(pool, id) {
+ for_each_pool(pool, pi) {
spin_lock(&pool->lock);
wake_up_worker(pool);
spin_unlock(&pool->lock);