vn_syncer_remove
vn_syncer_remove(vp, 0);
vn_syncer_remove(vp, 0);
vn_syncer_remove(vp, 1);
vn_syncer_remove(vp, 0);
vn_syncer_remove(vp, 0);
void vn_syncer_remove(struct vnode *, int);
vn_syncer_remove(vp, 1);