btrfs_join_transaction_nolock 3162 fs/btrfs/inode.c 			trans = btrfs_join_transaction_nolock(root);
btrfs_join_transaction_nolock 3197 fs/btrfs/inode.c 		trans = btrfs_join_transaction_nolock(root);
btrfs_join_transaction_nolock  187 fs/btrfs/transaction.h struct btrfs_trans_handle *btrfs_join_transaction_nolock(struct btrfs_root *root);