1836 dounmount_cleanup(struct mount *mp, struct vnode *coveredvp, int mntkflags)  in dounmount_cleanup()  argument
1847 	if (coveredvp != NULL) {  in dounmount_cleanup()
1848 		VOP_UNLOCK(coveredvp);  in dounmount_cleanup()
1849 		vdrop(coveredvp);  in dounmount_cleanup()
2144 	struct vnode *coveredvp, *rootvp;  in dounmount()  local
2257 	if ((coveredvp = mp->mnt_vnodecovered) != NULL) {  in dounmount()
2259 		VI_LOCK(coveredvp);  in dounmount()
2260 		vholdl(coveredvp);  in dounmount()
2261 		vn_lock(coveredvp, LK_EXCLUSIVE | LK_INTERLOCK | LK_RETRY);  in dounmount()
2266 		if (coveredvp->v_mountedhere != mp ||  in dounmount()
2267 		    coveredvp->v_mountedhere->mnt_gen != mnt_gen_r) {  in dounmount()
2268 			VOP_UNLOCK(coveredvp);  in dounmount()
2269 			vdrop(coveredvp);  in dounmount()
2282 		dounmount_cleanup(mp, coveredvp, 0);  in dounmount()
2287 	if (coveredvp != NULL)  in dounmount()
2288 		vn_seqc_write_begin(coveredvp);  in dounmount()
2294 			vn_seqc_write_end(coveredvp);  in dounmount()
2295 			dounmount_cleanup(mp, coveredvp, MNTK_UNMOUNT);  in dounmount()
2375 		if (coveredvp) {  in dounmount()
2376 			vn_seqc_write_end(coveredvp);  in dounmount()
2377 			VOP_UNLOCK(coveredvp);  in dounmount()
2378 			vdrop(coveredvp);  in dounmount()
2391 	if (coveredvp != NULL) {  in dounmount()
2392 		VI_LOCK(coveredvp);  in dounmount()
2393 		vn_irflag_unset_locked(coveredvp, VIRF_MOUNTPOINT);  in dounmount()
2394 		coveredvp->v_mountedhere = NULL;  in dounmount()
2395 		vn_seqc_write_end_locked(coveredvp);  in dounmount()
2396 		VI_UNLOCK(coveredvp);  in dounmount()
2397 		VOP_UNLOCK(coveredvp);  in dounmount()
2398 		vdrop(coveredvp);  in dounmount()