Cross Reference: /illumos-gate/usr/src/uts/common/fs/devfs/devfs

Lines Matching defs:NULL
145 	if (vp == NULL) {
149 	rw_init(&dv->dv_contents, NULL, RW_DEFAULT, NULL);
171 	ASSERT(dv_node_cache == NULL);
174 	    NULL, NULL, NULL, 0);
176 	tsd_create(&devfs_clean_key, NULL);
183 	ASSERT(dv_node_cache != NULL);
185 	dv_node_cache = NULL;
286 	ASSERT(ddi_root_node() != NULL);
287 	ASSERT(dv_node_cache != NULL);
302 	dv->dv_name = NULL;		/* not needed */
311 	dv->dv_attr = NULL;
313 	dv->dv_priv = NULL;
362 	dv->dv_attr = NULL;
364 	dv->dv_priv = NULL;
417 	dv->dv_attr = NULL;
471 		ASSERT(DV_FIRST_ENTRY(dv) == NULL);
477 	if (dv->dv_attr != NULL)
479 	if (dv->dv_name != NULL)
481 	if (dv->dv_devi != NULL) {
484 	if (dv->dv_priv != NULL) {
512 	return (NULL);
539 	VERIFY(avl_find(&ddv->dv_entries, dv, &where) == NULL);
566 	dv->dv_dotdot = NULL;
668  * We assert that if the dv_attrvp pointer is non-NULL, it points
716 	ASSERT(RW_WRITE_HELD(&dv->dv_contents) && dv->dv_attrvp == NULL);
723 		    NULL, NULL, NULL);
726 		if ((error == 0) && (VOP_REALVP(rvp, &rrvp, NULL) == 0)) {
762 			dv->dv_attr = NULL;
774 	devfs_get_defattr(vp, &vattr, NULL);
790 			    NULL, 0, NULL);
803 				    VREAD|VWRITE, &rvp, kcred, 0, NULL, NULL);
823 	if (dv->dv_attr == NULL) {
851 		if ((dmd->type == DDM_ALIAS) || (dmd->ddm_name == NULL))
895 		return (NULL);
897 	if (ddi_hold_driver(major) == NULL)
898 		return (NULL);
900 	if (STREAMSTAB(major) == NULL) {
902 		return (NULL);
921  * (We need pnp and rdir for doing shadow lookups; they can be NULL)
933 	dev_info_t		*pdevi, *devi = NULL;
985 	if ((dv = dv_findbyname(ddv, nm)) != NULL) {
1000 		    (vp->v_type != VDIR && dv->dv_attr != NULL)) {
1079 	ASSERT(pdevi != NULL);
1108 		vp = NULL;
1109 		if (devfs_lookupname(curr, NULL, &vp) == 0 && vp) {
1149 	if (mnm == NULL) {
1182 	if (dv == NULL) {
1192 	if ((dup = dv_findbyname(ddv, nm)) == NULL) {
1321 			    (dmd->ddm_name == NULL))
1332 			if ((dv = dv_findbyname(ddv, devnm)) != NULL) {
1345 		if ((dv = dv_findbyname(ddv, devnm + 1)) == NULL) {
1411 			if (dv_cleandir(dv, NULL,
1441 				dv->dv_devi = NULL;	/* mark DV_STALE */
1468 		 * If devnm is not NULL we return immediately on busy,
1544 				    NULL, NULLVP, kcred, 0);
1546 			if (dv->dv_attrvp != NULLVP || dv->dv_attr == NULL) {
1597 	if ((dvp = devfs_dip_to_dvnode(ddi_root_node())) == NULL)
1657 		(void) VOP_RWLOCK(dirvp, V_WRITELOCK_FALSE, NULL);
1658 		error = VOP_READDIR(dirvp, &uio, kcred, &eof, NULL, 0);
1659 		VOP_RWUNLOCK(dirvp, V_WRITELOCK_FALSE, NULL);
1675 			    &vp, NULL, 0, NULL, kcred, NULL, NULL, NULL);
1691 					    (char *)nm, rvp, kcred, NULL, 0);
1698 				    NULL, 0);
1743 	ASSERT(rvp != NULL);
1756 		error = VOP_LOOKUP(dirvp, nm, &vp, NULL, 0, rvp, kcred,
1757 		    NULL, NULL, NULL);
1797 		(void) VOP_RWLOCK(dirvp, V_WRITELOCK_FALSE, NULL);
1798 		error = VOP_READDIR(dirvp, &uio, kcred, &eof, NULL, 0);
1799 		VOP_RWUNLOCK(dirvp, V_WRITELOCK_FALSE, NULL);
1818 			    NULL, 0, NULL, kcred, NULL, NULL, NULL);
1834 					    rvp, kcred, NULL, 0);
1841 				    NULL, 0);
1885 	head = tail = next = NULL;
1891 		 * If devnm is not NULL and is not the empty string,
1916 		dv_walk(head->dv, NULL, callback, arg);