diff options
Diffstat (limited to 'drivers/block/rnbd/rnbd-clt.c')
| -rw-r--r-- | drivers/block/rnbd/rnbd-clt.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c index d178be175ad9..409c76b81aed 100644 --- a/drivers/block/rnbd/rnbd-clt.c +++ b/drivers/block/rnbd/rnbd-clt.c @@ -25,6 +25,7 @@ static int rnbd_client_major; static DEFINE_IDA(index_ida); static DEFINE_MUTEX(sess_lock); static LIST_HEAD(sess_list); +static struct workqueue_struct *rnbd_clt_wq; /* * Maximum number of partitions an instance can have. @@ -1759,12 +1760,12 @@ static void rnbd_destroy_sessions(void) * procedure takes minutes. */ INIT_WORK(&dev->unmap_on_rmmod_work, unmap_device_work); - queue_work(system_long_wq, &dev->unmap_on_rmmod_work); + queue_work(rnbd_clt_wq, &dev->unmap_on_rmmod_work); } rnbd_clt_put_sess(sess); } /* Wait for all scheduled unmap works */ - flush_workqueue(system_long_wq); + flush_workqueue(rnbd_clt_wq); WARN_ON(!list_empty(&sess_list)); } @@ -1789,6 +1790,14 @@ static int __init rnbd_client_init(void) pr_err("Failed to load module, creating sysfs device files failed, err: %d\n", err); unregister_blkdev(rnbd_client_major, "rnbd"); + return err; + } + rnbd_clt_wq = alloc_workqueue("rnbd_clt_wq", 0, 0); + if (!rnbd_clt_wq) { + pr_err("Failed to load module, alloc_workqueue failed.\n"); + rnbd_clt_destroy_sysfs_files(); + unregister_blkdev(rnbd_client_major, "rnbd"); + err = -ENOMEM; } return err; @@ -1799,6 +1808,7 @@ static void __exit rnbd_client_exit(void) rnbd_destroy_sessions(); unregister_blkdev(rnbd_client_major, "rnbd"); ida_destroy(&index_ida); + destroy_workqueue(rnbd_clt_wq); } module_init(rnbd_client_init); |