author: Jens Axboe <axboe@kernel.dk> 2021-02-16 15:42:24 -0700
committer: Jens Axboe <axboe@kernel.dk> 2021-02-21 17:25:22 -0700
commit: 3b094e727dd5b24b4b259a8617b375dd20c16347
parent: d25e3a3de0d6fb2f660dbc7d643b2c632beb1743
Commit Summary:
Diffstat:
1 file changed, 1 insertion, 15 deletions
diff --git a/fs/io-wq.c b/fs/io-wq.c
index e9e218274c76..0c47febfed9b 100644
--- a/fs/io-wq.c
+++ b/fs/io-wq.c
@@ -122,8 +122,6 @@ struct io_wq {
struct completion done;
struct hlist_node cpuhp_node;
-
- refcount_t use_refs;
};
static enum cpuhp_state io_wq_online;
@@ -1086,7 +1084,6 @@ struct io_wq *io_wq_create(unsigned bounded, struct io_wq_data *data)
ret = -ENOMEM;
goto err;
}
- refcount_set(&wq->use_refs, 1);
reinit_completion(&wq->done);
return wq;
}
@@ -1104,15 +1101,7 @@ err_wq:
return ERR_PTR(ret);
}
-bool io_wq_get(struct io_wq *wq, struct io_wq_data *data)
-{
- if (data->free_work != wq->free_work || data->do_work != wq->do_work)
- return false;
-
- return refcount_inc_not_zero(&wq->use_refs);
-}
-
-static void __io_wq_destroy(struct io_wq *wq)
+void io_wq_destroy(struct io_wq *wq)
{
int node;
@@ -1135,12 +1124,6 @@ static void __io_wq_destroy(struct io_wq *wq)
kfree(wq);
}
-void io_wq_destroy(struct io_wq *wq)
-{
- if (refcount_dec_and_test(&wq->use_refs))
- __io_wq_destroy(wq);
-}
-
static bool io_wq_worker_affinity(struct io_worker *worker, void *data)
{
struct task_struct *task = worker->task;