configfs_detach_prep 453 fs/configfs/dir.c ret = configfs_detach_prep(sd->s_dentry, wait_mutex); configfs_detach_prep 1319 fs/configfs/dir.c ret = configfs_detach_prep(dentry, &wait_mutex); configfs_detach_prep 1643 fs/configfs/dir.c if (configfs_detach_prep(dentry, NULL)) {