C++ (Cpp) nandfs_free_entry Examples

Example #1

File: nandfs_ifile.c Project: coyizumi/cs111

int
nandfs_node_destroy(struct nandfs_node *node)
{
	struct nandfs_alloc_request req;
	struct nandfsmount *nmp;
	struct nandfs_mdt *mdt;
	struct nandfs_node *ifile;
	struct vnode *vp;
	int error = 0;

	nmp = node->nn_nmp;
	req.entrynum = node->nn_ino;
	mdt = &nmp->nm_nandfsdev->nd_ifile_mdt;
	ifile = nmp->nm_ifile_node;
	vp = NTOV(ifile);

	DPRINTF(IFILE, ("%s: destroy node: %p ino: %#jx\n",
	    __func__, node, (uintmax_t)node->nn_ino));
	VOP_LOCK(vp, LK_EXCLUSIVE);

	error = nandfs_find_entry(mdt, ifile, &req);
	if (error) {
		nandfs_error("%s: finding entry error:%d node %p(%jx)",
		    __func__, error, node, node->nn_ino);
		VOP_UNLOCK(vp, 0);
		return (error);
	}

	nandfs_inode_destroy(&node->nn_inode);

	error = nandfs_free_entry(mdt, &req);
	if (error) {
		nandfs_error("%s: freing entry error:%d node %p(%jx)",
		    __func__, error, node, node->nn_ino);
		VOP_UNLOCK(vp, 0);
		return (error);
	}

	VOP_UNLOCK(vp, 0);
	DPRINTF(IFILE, ("%s: freed node %p ino %#jx\n",
	    __func__, node, (uintmax_t)node->nn_ino));
	return (error);
}

Example #2

File: nandfs_dat.c Project: hmatyschok/MeshBSD

int
nandfs_vblock_free(struct nandfs_device *nandfsdev, nandfs_daddr_t vblock)
{
	struct nandfs_node *dat;
	struct nandfs_mdt *mdt;
	struct nandfs_alloc_request req;
	int error;

	dat = nandfsdev->nd_dat_node;
	mdt = &nandfsdev->nd_dat_mdt;

	VOP_LOCK(NTOV(dat), LK_EXCLUSIVE);
	req.entrynum = vblock;

	error = nandfs_find_entry(mdt, dat, &req);
	if (!error) {
		DPRINTF(DAT, ("%s: vblk %#jx\n", __func__, (uintmax_t)vblock));
		nandfs_free_entry(mdt, &req);
	}

	VOP_UNLOCK(NTOV(dat), 0);
	return (error);
}