diff options
Diffstat (limited to 'fs/btrfs/volumes.c')
| -rw-r--r-- | fs/btrfs/volumes.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 0941f61d8071..918ad3790791 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -2211,9 +2211,17 @@ int btrfs_rm_device(struct btrfs_fs_info *fs_info, const char *device_path, synchronize_rcu(); btrfs_free_device(device); + /* + * This can happen if cur_devices is the private seed devices list. We + * cannot call close_fs_devices() here because it expects the uuid_mutex + * to be held, but in fact we don't need that for the private + * seed_devices, we can simply decrement cur_devices->opened and then + * remove it from our list and free the fs_devices. + */ if (cur_devices->num_devices == 0) { list_del_init(&cur_devices->seed_list); - close_fs_devices(cur_devices); + ASSERT(cur_devices->opened == 1); + cur_devices->opened--; free_fs_devices(cur_devices); } |