diff options
Diffstat (limited to 'drivers/block/rbd.c')
| -rw-r--r-- | drivers/block/rbd.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 7f60ff28ac29..38174bffa049 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -257,9 +257,11 @@ static struct rbd_client *rbd_client_create(struct ceph_options *opt, kref_init(&rbdc->kref); INIT_LIST_HEAD(&rbdc->node); + mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING); + rbdc->client = ceph_create_client(opt, rbdc, 0, 0); if (IS_ERR(rbdc->client)) - goto out_rbdc; + goto out_mutex; opt = NULL; /* Now rbdc->client is responsible for opt */ ret = ceph_open_session(rbdc->client); @@ -272,12 +274,15 @@ static struct rbd_client *rbd_client_create(struct ceph_options *opt, list_add_tail(&rbdc->node, &rbd_client_list); spin_unlock(&node_lock); + mutex_unlock(&ctl_mutex); + dout("rbd_client_create created %p\n", rbdc); return rbdc; out_err: ceph_destroy_client(rbdc->client); -out_rbdc: +out_mutex: + mutex_unlock(&ctl_mutex); kfree(rbdc); out_opt: if (opt) @@ -396,9 +401,7 @@ static int rbd_get_client(struct rbd_device *rbd_dev, const char *mon_addr, } spin_unlock(&node_lock); - mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING); rbdc = rbd_client_create(opt, rbd_opts); - mutex_unlock(&ctl_mutex); if (IS_ERR(rbdc)) { ret = PTR_ERR(rbdc); |