fs/autofs/autofs_vnops.c

75 	struct autofs_node *anp;
81 	anp = vp->v_data;
93 	if (autofs_mount_on_stat && autofs_cached(anp, NULL, 0) == false &&
114 	vap->va_fileid = anp->an_fileno;
117 	vap->va_mtime = anp->an_ctime;
118 	vap->va_atime = anp->an_ctime;
119 	vap->va_ctime = anp->an_ctime;
120 	vap->va_birthtime = anp->an_ctime;
140 	struct autofs_node *anp;
144 	anp = vp->v_data;
167 	error = autofs_trigger(anp, path, pathlen);
190 		anp->an_cached = false;
217 	struct autofs_node *anp, *child;
225 	anp = dvp->v_data;
229 		KASSERT(anp->an_parent != NULL, ("NULL parent"));
238 		    anp->an_parent, cnp->cn_lkflags, vpp);
254 	if (autofs_cached(anp, cnp->cn_nameptr, cnp->cn_namelen) == false &&
273 	error = autofs_node_find(anp, cnp->cn_nameptr, cnp->cn_namelen, &child);
304 	struct autofs_node *anp;
310 	anp = vp->v_data;
321 	error = autofs_node_new(anp, amp, ap->a_cnp->cn_nameptr,
385 	struct autofs_node *anp, *child;
393 	anp = vp->v_data;
399 	if (autofs_cached(anp, NULL, 0) == false &&
425 		error = autofs_readdir_one(uio, ".", anp->an_fileno, &reclen);
437 		if (anp->an_parent == NULL) {
439 			    anp->an_fileno, &reclen);
442 			    anp->an_parent->an_fileno, &reclen);
454 	RB_FOREACH(child, autofs_node_tree, &anp->an_children) {
507 	struct autofs_node *anp;
510 	anp = vp->v_data;
516 	sx_xlock(&anp->an_vnode_lock);
517 	anp->an_vnode = NULL;
519 	sx_xunlock(&anp->an_vnode_lock);
549 	struct autofs_node *anp;
558 	anp = uma_zalloc(autofs_node_zone, M_WAITOK | M_ZERO);
560 		anp->an_name = strndup(name, namelen, M_AUTOFS);
562 		anp->an_name = strdup(name, M_AUTOFS);
563 	anp->an_fileno = atomic_fetchadd_int(&amp->am_last_fileno, 1);
564 	callout_init(&anp->an_callout, 1);
574 	sx_init_flags(&anp->an_vnode_lock, "autofsvlk", SX_NOWITNESS);
575 	getnanotime(&anp->an_ctime);
576 	anp->an_parent = parent;
577 	anp->an_mount = amp;
579 		RB_INSERT(autofs_node_tree, &parent->an_children, anp);
580 	RB_INIT(&anp->an_children);
582 	*anpp = anp;
590 	struct autofs_node *anp, find;
600 	anp = RB_FIND(autofs_node_tree, &parent->an_children, &find);
601 	if (anp != NULL) {
604 			*anpp = anp;
615 autofs_node_delete(struct autofs_node *anp)
619 	AUTOFS_ASSERT_XLOCKED(anp->an_mount);
620 	KASSERT(RB_EMPTY(&anp->an_children), ("have children"));
622 	callout_drain(&anp->an_callout);
624 	parent = anp->an_parent;
626 		RB_REMOVE(autofs_node_tree, &parent->an_children, anp);
627 	sx_destroy(&anp->an_vnode_lock);
628 	free(anp->an_name, M_AUTOFS);
629 	uma_zfree(autofs_node_zone, anp);
633 autofs_node_vn(struct autofs_node *anp, struct mount *mp, int flags,
639 	AUTOFS_ASSERT_UNLOCKED(anp->an_mount);
641 	sx_xlock(&anp->an_vnode_lock);
643 	vp = anp->an_vnode;
648 			sx_xunlock(&anp->an_vnode_lock);
656 			sx_xunlock(&anp->an_vnode_lock);
663 		sx_xunlock(&anp->an_vnode_lock);
669 		sx_xunlock(&anp->an_vnode_lock);
675 		sx_xunlock(&anp->an_vnode_lock);
681 	if (anp->an_parent == NULL)
683 	vp->v_data = anp;
690 		sx_xunlock(&anp->an_vnode_lock);
694 	KASSERT(anp->an_vnode == NULL, ("lost race"));
695 	anp->an_vnode = vp;
697 	sx_xunlock(&anp->an_vnode_lock);