Ejemplo n.º 1
0
/*
 * Reclaim an nfsnode so that it can be used for other purposes.
 */
int
ncl_reclaim(struct vop_reclaim_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct nfsnode *np = VTONFS(vp);
	struct nfsdmap *dp, *dp2;

	/*
	 * If the NLM is running, give it a chance to abort pending
	 * locks.
	 */
	if (nfs_reclaim_p != NULL)
		nfs_reclaim_p(ap);

	/*
	 * Destroy the vm object and flush associated pages.
	 */
	vnode_destroy_vobject(vp);

	if (NFS_ISV4(vp) && vp->v_type == VREG)
		/*
		 * We can now safely close any remaining NFSv4 Opens for
		 * this file. Most opens will have already been closed by
		 * ncl_inactive(), but there are cases where it is not
		 * called, so we need to do it again here.
		 */
		(void) nfsrpc_close(vp, 1, ap->a_td);

	vfs_hash_remove(vp);

	/*
	 * Call nfscl_reclaimnode() to save attributes in the delegation,
	 * as required.
	 */
	if (vp->v_type == VREG)
		nfscl_reclaimnode(vp);

	/*
	 * Free up any directory cookie structures and
	 * large file handle structures that might be associated with
	 * this nfs node.
	 */
	if (vp->v_type == VDIR) {
		dp = LIST_FIRST(&np->n_cookies);
		while (dp) {
			dp2 = dp;
			dp = LIST_NEXT(dp, ndm_list);
			FREE((caddr_t)dp2, M_NFSDIROFF);
		}
	}
	if (np->n_writecred != NULL)
		crfree(np->n_writecred);
	FREE((caddr_t)np->n_fhp, M_NFSFH);
	if (np->n_v4 != NULL)
		FREE((caddr_t)np->n_v4, M_NFSV4NODE);
	mtx_destroy(&np->n_mtx);
	uma_zfree(newnfsnode_zone, vp->v_data);
	vp->v_data = NULL;
	return (0);
}
Ejemplo n.º 2
0
int
msdosfs_reclaim(struct vop_reclaim_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct denode *dep = VTODE(vp);

#ifdef MSDOSFS_DEBUG
	printf("msdosfs_reclaim(): dep %p, file %s, refcnt %ld\n",
	    dep, dep->de_Name, dep->de_refcnt);
#endif

	/*
	 * Destroy the vm object and flush associated pages.
	 */
	vnode_destroy_vobject(vp);
	/*
	 * Remove the denode from its hash chain.
	 */
	vfs_hash_remove(vp);
	/*
	 * Purge old data structures associated with the denode.
	 */
#if 0 /* XXX */
	dep->de_flag = 0;
#endif
	free(dep, M_MSDOSFSNODE);
	vp->v_data = NULL;

	return (0);
}
Ejemplo n.º 3
0
int
tmpfs_reclaim(struct vop_reclaim_args *v)
{
	struct vnode *vp = v->a_vp;

	struct tmpfs_mount *tmp;
	struct tmpfs_node *node;

	node = VP_TO_TMPFS_NODE(vp);
	tmp = VFS_TO_TMPFS(vp->v_mount);

	vnode_destroy_vobject(vp);
	cache_purge(vp);

	TMPFS_NODE_LOCK(node);
	TMPFS_ASSERT_ELOCKED(node);
	tmpfs_free_vp(vp);

	/* If the node referenced by this vnode was deleted by the user,
	 * we must free its associated data structures (now that the vnode
	 * is being reclaimed). */
	if (node->tn_links == 0 &&
	    (node->tn_vpstate & TMPFS_VNODE_ALLOCATING) == 0) {
		node->tn_vpstate = TMPFS_VNODE_DOOMED;
		TMPFS_NODE_UNLOCK(node);
		tmpfs_free_node(tmp, node);
	} else
		TMPFS_NODE_UNLOCK(node);

	MPASS(vp->v_data == NULL);
	return 0;
}
Ejemplo n.º 4
0
/*
 * Reclaim an nfsnode so that it can be used for other purposes.
 */
int
ncl_reclaim(struct vop_reclaim_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct nfsnode *np = VTONFS(vp);
	struct nfsdmap *dp, *dp2;

	if (NFS_ISV4(vp) && vp->v_type == VREG)
		/*
		 * Since mmap()'d files do I/O after VOP_CLOSE(), the NFSv4
		 * Close operations are delayed until ncl_inactive().
		 * However, since VOP_INACTIVE() is not guaranteed to be
		 * called, we need to do it again here.
		 */
		(void) nfsrpc_close(vp, 1, ap->a_td);

	/*
	 * If the NLM is running, give it a chance to abort pending
	 * locks.
	 */
	if (nfs_reclaim_p != NULL)
		nfs_reclaim_p(ap);

	/*
	 * Destroy the vm object and flush associated pages.
	 */
	vnode_destroy_vobject(vp);

	vfs_hash_remove(vp);

	/*
	 * Call nfscl_reclaimnode() to save attributes in the delegation,
	 * as required.
	 */
	if (vp->v_type == VREG)
		nfscl_reclaimnode(vp);

	/*
	 * Free up any directory cookie structures and
	 * large file handle structures that might be associated with
	 * this nfs node.
	 */
	if (vp->v_type == VDIR) {
		dp = LIST_FIRST(&np->n_cookies);
		while (dp) {
			dp2 = dp;
			dp = LIST_NEXT(dp, ndm_list);
			FREE((caddr_t)dp2, M_NFSDIROFF);
		}
	}
	if (np->n_writecred != NULL)
		crfree(np->n_writecred);
	FREE((caddr_t)np->n_fhp, M_NFSFH);
	if (np->n_v4 != NULL)
		FREE((caddr_t)np->n_v4, M_NFSV4NODE);
	mtx_destroy(&np->n_mtx);
	uma_zfree(newnfsnode_zone, vp->v_data);
	vp->v_data = NULL;
	return (0);
}
Ejemplo n.º 5
0
/*
 * Reclaim an inode so that it can be used for other purposes.
 */
int
ext2_reclaim(struct vop_reclaim_args *ap)
{
	struct inode *ip;
	struct vnode *vp = ap->a_vp;

	ip = VTOI(vp);
	if (ip->i_flag & IN_LAZYMOD) {
		ip->i_flag |= IN_MODIFIED;
		ext2_update(vp, 0);
	}
	vfs_hash_remove(vp);
	free(vp->v_data, M_EXT2NODE);
	vp->v_data = 0;
	vnode_destroy_vobject(vp);
	return (0);
}
Ejemplo n.º 6
0
/*
 * Reclaim an nfsnode so that it can be used for other purposes.
 */
int
nfs_reclaim(struct vop_reclaim_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct nfsnode *np = VTONFS(vp);
	struct nfsdmap *dp, *dp2;

	/*
	 * If the NLM is running, give it a chance to abort pending
	 * locks.
	 */
	if (nfs_reclaim_p)
		nfs_reclaim_p(ap);

	/*
	 * Destroy the vm object and flush associated pages.
	 */
	vnode_destroy_vobject(vp);

	vfs_hash_remove(vp);

	/*
	 * Free up any directory cookie structures and
	 * large file handle structures that might be associated with
	 * this nfs node.
	 */
	if (vp->v_type == VDIR) {
		dp = LIST_FIRST(&np->n_cookies);
		while (dp) {
			dp2 = dp;
			dp = LIST_NEXT(dp, ndm_list);
			free((caddr_t)dp2, M_NFSDIROFF);
		}
	}
	if (np->n_writecred != NULL)
		crfree(np->n_writecred);
	if (np->n_fhsize > NFS_SMALLFH) {
		free((caddr_t)np->n_fhp, M_NFSBIGFH);
	}
	mtx_destroy(&np->n_mtx);
	uma_zfree(nfsnode_zone, vp->v_data);
	vp->v_data = NULL;
	return (0);
}
Ejemplo n.º 7
0
/*
    struct vnop_reclaim_args {
	struct vnode *a_vp;
	struct thread *a_td;
    };
*/
static int
fuse_vnop_reclaim(struct vop_reclaim_args *ap)
{
	struct vnode *vp = ap->a_vp;
	struct thread *td = ap->a_td;

	struct fuse_vnode_data *fvdat = VTOFUD(vp);
	struct fuse_filehandle *fufh = NULL;

	int type;

	if (!fvdat) {
		panic("FUSE: no vnode data during recycling");
	}
	FS_DEBUG("inode=%ju\n", (uintmax_t)VTOI(vp));

	for (type = 0; type < FUFH_MAXTYPE; type++) {
		fufh = &(fvdat->fufh[type]);
		if (FUFH_IS_VALID(fufh)) {
			printf("FUSE: vnode being reclaimed but fufh (type=%d) is valid",
			    type);
			fuse_filehandle_close(vp, type, td, NULL);
		}
	}

	if ((!fuse_isdeadfs(vp)) && (fvdat->nlookup)) {
		fuse_internal_forget_send(vnode_mount(vp), td, NULL, VTOI(vp),
		    fvdat->nlookup);
	}
	fuse_vnode_setparent(vp, NULL);
	cache_purge(vp);
	vfs_hash_remove(vp);
	vnode_destroy_vobject(vp);
	fuse_vnode_destroy(vp);

	return 0;
}