fs/nilfs/nilfs_vfsops.c

533 	struct nilfs_mount  *ump;
537 	STAILQ_FOREACH(ump, &nilfsdev->mounts, next_mount) {
538 		if (ump->mount_args.cpno == args->cpno)
547 	STAILQ_FOREACH(ump, &nilfsdev->mounts, next_mount) {
549 		if ((ump->vfs_mountp->mnt_flag & MNT_RDONLY)==0)
552 		last_cno = nilfs_rw64(ump->nilfsdev->super.s_last_cno);
553 		if (ump->mount_args.cpno == last_cno)
668 nilfs_mount_checkpoint(struct nilfs_mount *ump)
680 		"%"PRIu64"\n", ump->mount_args.cpno));
682 	cp_node = ump->nilfsdev->cp_node;
699 	dlen = nilfs_rw16(ump->nilfsdev->super.s_checkpoint_size);
700 	cp_per_block = ump->nilfsdev->blocksize / dlen;
702 	fcpno = ump->mount_args.cpno + NILFS_CPFILE_FIRST_CHECKPOINT_OFFSET -1;
722 	if (nilfs_rw64(cp->cp_cno) != ump->mount_args.cpno) {
725 			ump->mount_args.cpno, nilfs_rw64(cp->cp_cno));
731 	last_cno = nilfs_rw64(ump->nilfsdev->super.s_last_cno);
732 	if (ump->mount_args.cpno != last_cno) {
736 				"snapshot\n", ump->mount_args.cpno);
746 	error = nilfs_get_node_raw(ump->nilfsdev, NULL, NILFS_IFILE_INO,
747 		&ifile_inode, &ump->ifile_node);
752 	NILFS_SET_SYSTEMFILE(ump->ifile_node->vnode);
761 nilfs_stop_writing(struct nilfs_mount *ump)
764 	if (ump->vfs_mountp->mnt_flag & MNT_RDONLY)
784 	struct nilfs_mount *ump = VFSTONILFS(mp);
786 	if (ump == NULL)
789 	mutex_destroy(&ump->ihash_lock);
790 	mutex_destroy(&ump->get_node_lock);
791 	MPFREE(ump, M_NILFSMNT);
801 	struct nilfs_mount  *ump;
814 		ump = VFSTONILFS(mp);
815 		if (ump == NULL)
817 		*args = ump->mount_args;
873 	ump = malloc(sizeof(struct nilfs_mount), M_NILFSMNT, M_WAITOK | M_ZERO);
876 	mutex_init(&ump->ihash_lock, MUTEX_DEFAULT, IPL_NONE);
877 	mutex_init(&ump->get_node_lock, MUTEX_DEFAULT, IPL_NONE);
881 		LIST_INIT(&ump->nilfs_nodes[lst]);
885 	mp->mnt_data    =  ump;
886 	ump->vfs_mountp =  mp;
887 	ump->nilfsdev   =  nilfsdev;
910 	STAILQ_INSERT_TAIL(&nilfsdev->mounts, ump, next_mount);
918 	ump->mount_args = *args;
919 	error = nilfs_mount_checkpoint(ump);
947 	struct nilfs_mount  *ump;
952 	ump = VFSTONILFS(mp);
953 	if (!ump)
954 		panic("NILFS unmount: empty ump\n");
955 	nilfsdev = ump->nilfsdev;
968 	error = nilfs_stop_writing(ump);
972 	if (ump->ifile_node)
973 		NILFS_UNSET_SYSTEMFILE(ump->ifile_node->vnode);
974 	nilfs_dispose_node(&ump->ifile_node);
977 	STAILQ_REMOVE(&nilfsdev->mounts, ump, nilfs_mount, next_mount);
980 	/* free ump struct references */
1005 	struct nilfs_mount *ump = VFSTONILFS(mp);
1011 	error = nilfs_get_node(ump, NILFS_ROOT_INO, &node);
1026 	struct nilfs_mount *ump = VFSTONILFS(mp);
1031 	blocksize = ump->nilfsdev->blocksize;
1046 //	struct nilfs_mount *ump = VFSTONILFS(mp);