Messages in this thread Patch in this message | | | From | Lai Jiangshan <> | Subject | [PATCH 02/21] workqueue: don't free pool->worker_idr by RCU | Date | Wed, 20 Mar 2013 03:28:02 +0800 |
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pool->worker_idr nor worker->id is not protected by RCU. don't need to free pool->worker_idr by RCU.
Just free it directly.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> --- kernel/workqueue.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 40f4017..298cefe 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -3411,7 +3411,6 @@ static void rcu_free_pool(struct rcu_head *rcu) { struct worker_pool *pool = container_of(rcu, struct worker_pool, rcu); - idr_destroy(&pool->worker_idr); free_workqueue_attrs(pool->attrs); kfree(pool); } @@ -3462,6 +3461,7 @@ static void put_unbound_pool(struct worker_pool *pool) destroy_worker(worker); WARN_ON(pool->nr_workers || pool->nr_idle); + idr_destroy(&pool->worker_idr); spin_unlock_irq(&pool->lock); mutex_unlock(&pool->manager_mutex); mutex_unlock(&pool->manager_arb); -- 1.7.7.6
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