bsd/vfs/vfs_cache.c

581 	struct	namecache *ncp;
626 			while ( (ncp = LIST_FIRST(&vp->v_nclinks)) )
627 				cache_delete(ncp, 1);
629 			while ( (ncp = LIST_FIRST(&vp->v_ncchildren)) )
630 				cache_delete(ncp, 1);
654 			while ( (ncp = LIST_FIRST(&vp->v_nclinks)) )
655 				cache_delete(ncp, 1);
1319 	struct namecache *ncp;
1329 	LIST_FOREACH(ncp, ncpp, nc_hash) {
1330 	        if ((ncp->nc_dvp == dvp) && (ncp->nc_hashval == hashval)) {
1331 			if (memcmp(ncp->nc_name, cnp->cn_nameptr, namelen) == 0 && ncp->nc_name[namelen] == 0)
1335 	if (ncp == 0) {
1344 	return (ncp->nc_vp);
1395 	struct namecache *ncp;
1415 	LIST_FOREACH(ncp, ncpp, nc_hash) {
1416 	        if ((ncp->nc_dvp == dvp) && (ncp->nc_hashval == hashval)) {
1417 			if (memcmp(ncp->nc_name, cnp->cn_nameptr, namelen) == 0 && ncp->nc_name[namelen] == 0)
1422 	if (ncp == 0) {
1432 			cache_delete(ncp, 1);
1441 	vp = ncp->nc_vp;
1466 			cache_delete(ncp, 1);
1482 	if (ncp->nc_whiteout)
1565         struct namecache *ncp, *negp;
1589 	    ((ncp = nchead.tqh_first) == NULL ||
1590 	      ncp->nc_hash.le_prev != 0)) {
1594 		ncp = (struct namecache *)_MALLOC_ZONE(sizeof(*ncp), M_CACHE, M_WAITOK);
1600 	        ncp = TAILQ_FIRST(&nchead);
1601 		TAILQ_REMOVE(&nchead, ncp, nc_entry);
1603 		if (ncp->nc_hash.le_prev != 0) {
1609 			cache_delete(ncp, 0);
1617 	ncp->nc_vp = vp;
1618 	ncp->nc_dvp = dvp;
1619 	ncp->nc_hashval = cnp->cn_hash;
1620 	ncp->nc_whiteout = FALSE;
1623 		ncp->nc_name = add_name_internal(cnp->cn_nameptr, cnp->cn_namelen, cnp->cn_hash, FALSE, 0);
1625 		ncp->nc_name = strname;
1630 	TAILQ_INSERT_TAIL(&nchead, ncp, nc_entry);
1638 			if (p == ncp)
1645 	LIST_INSERT_HEAD(ncpp, ncp, nc_hash);
1652 		LIST_INSERT_HEAD(&vp->v_nclinks, ncp, nc_un.nc_link);
1659 	        TAILQ_INSERT_TAIL(&neghead, ncp, nc_un.nc_negentry);
1662 		        ncp->nc_whiteout = TRUE;
1679 	LIST_INSERT_HEAD(&dvp->v_ncchildren, ncp, nc_child);
1841 cache_delete(struct namecache *ncp, int age_entry)
1845         if (ncp->nc_vp) {
1846 	        LIST_REMOVE(ncp, nc_un.nc_link);
1848 	        TAILQ_REMOVE(&neghead, ncp, nc_un.nc_negentry);
1851         LIST_REMOVE(ncp, nc_child);
1853 	LIST_REMOVE(ncp, nc_hash);
1860 	ncp->nc_hash.le_prev = NULL;
1867 	        TAILQ_REMOVE(&nchead, ncp, nc_entry);
1868 	        TAILQ_INSERT_HEAD(&nchead, ncp, nc_entry);
1870 	vfs_removename(ncp->nc_name);
1871 	ncp->nc_name = NULL;
1882         struct namecache *ncp;
1896 	while ( (ncp = LIST_FIRST(&vp->v_nclinks)) )
1897 	        cache_delete(ncp, 1);
1899 	while ( (ncp = LIST_FIRST(&vp->v_ncchildren)) )
1900 	        cache_delete(ncp, 1);
1925 	struct namecache *ncp, *next_ncp;
1929 	LIST_FOREACH_SAFE(ncp, &vp->v_ncchildren, nc_child, next_ncp)
1930 		if (ncp->nc_vp == NULL)
1931 			cache_delete(ncp , 1);
1946 	struct namecache *ncp;
1952 		for (ncp = ncpp->lh_first; ncp != 0; ncp = ncp->nc_hash.le_next) {
1953 			if (ncp->nc_dvp->v_mount == mp) {
1954 				cache_delete(ncp, 0);