diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs_main.c')
| -rw-r--r-- | drivers/infiniband/core/uverbs_main.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 381fd9c096ae..9e06f810bbeb 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -69,7 +69,6 @@ enum { static struct class *uverbs_class; -static DEFINE_SPINLOCK(map_lock); static DECLARE_BITMAP(dev_map, IB_UVERBS_MAX_DEVICES); static ssize_t (*uverbs_cmd_table[])(struct ib_uverbs_file *file, @@ -1062,15 +1061,12 @@ static void ib_uverbs_add_one(struct ib_device *device) INIT_LIST_HEAD(&uverbs_dev->uverbs_file_list); INIT_LIST_HEAD(&uverbs_dev->uverbs_events_file_list); - spin_lock(&map_lock); devnum = find_first_zero_bit(dev_map, IB_UVERBS_MAX_DEVICES); if (devnum >= IB_UVERBS_MAX_DEVICES) { - spin_unlock(&map_lock); devnum = find_overflow_devnum(); if (devnum < 0) goto err; - spin_lock(&map_lock); uverbs_dev->devnum = devnum + IB_UVERBS_MAX_DEVICES; base = devnum + overflow_maj; set_bit(devnum, overflow_map); @@ -1079,7 +1075,6 @@ static void ib_uverbs_add_one(struct ib_device *device) base = devnum + IB_UVERBS_BASE_DEV; set_bit(devnum, dev_map); } - spin_unlock(&map_lock); rcu_assign_pointer(uverbs_dev->ib_dev, device); uverbs_dev->num_comp_vectors = device->num_comp_vectors; |