577 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_put_super()  local
580 	dput(ufs->workdir);  in ovl_put_super()
581 	mntput(ufs->upper_mnt);  in ovl_put_super()
582 	for (i = 0; i < ufs->numlower; i++)  in ovl_put_super()
583 		mntput(ufs->lower_mnt[i]);  in ovl_put_super()
584 	kfree(ufs->lower_mnt);  in ovl_put_super()
586 	kfree(ufs->config.lowerdir);  in ovl_put_super()
587 	kfree(ufs->config.upperdir);  in ovl_put_super()
588 	kfree(ufs->config.workdir);  in ovl_put_super()
589 	kfree(ufs);  in ovl_put_super()
627 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_show_options()  local
629 	seq_show_option(m, "lowerdir", ufs->config.lowerdir);  in ovl_show_options()
630 	if (ufs->config.upperdir) {  in ovl_show_options()
631 		seq_show_option(m, "upperdir", ufs->config.upperdir);  in ovl_show_options()
632 		seq_show_option(m, "workdir", ufs->config.workdir);  in ovl_show_options()
639 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_remount()  local
641 	if (!(*flags & MS_RDONLY) && (!ufs->upper_mnt || !ufs->workdir))  in ovl_remount()
924 	struct ovl_fs *ufs;  in ovl_fill_super()  local
935 	ufs = kzalloc(sizeof(struct ovl_fs), GFP_KERNEL);  in ovl_fill_super()
936 	if (!ufs)  in ovl_fill_super()
939 	err = ovl_parse_opt((char *) data, &ufs->config);  in ovl_fill_super()
944 	if (!ufs->config.lowerdir) {  in ovl_fill_super()
951 	if (ufs->config.upperdir) {  in ovl_fill_super()
952 		if (!ufs->config.workdir) {  in ovl_fill_super()
957 		err = ovl_mount_dir(ufs->config.upperdir, &upperpath);  in ovl_fill_super()
968 		err = ovl_mount_dir(ufs->config.workdir, &workpath);  in ovl_fill_super()
984 	lowertmp = kstrdup(ufs->config.lowerdir, GFP_KERNEL);  in ovl_fill_super()
994 	} else if (!ufs->config.upperdir && stacklen == 1) {  in ovl_fill_super()
1006 				    &ufs->lower_namelen, &sb->s_stack_depth,  in ovl_fill_super()
1021 	if (ufs->config.upperdir) {  in ovl_fill_super()
1022 		ufs->upper_mnt = clone_private_mount(&upperpath);  in ovl_fill_super()
1023 		err = PTR_ERR(ufs->upper_mnt);  in ovl_fill_super()
1024 		if (IS_ERR(ufs->upper_mnt)) {  in ovl_fill_super()
1029 		ufs->workdir = ovl_workdir_create(ufs->upper_mnt, workpath.dentry);  in ovl_fill_super()
1030 		err = PTR_ERR(ufs->workdir);  in ovl_fill_super()
1031 		if (IS_ERR(ufs->workdir)) {  in ovl_fill_super()
1033 				ufs->config.workdir, OVL_WORKDIR_NAME, -err);  in ovl_fill_super()
1035 			ufs->workdir = NULL;  in ovl_fill_super()
1040 	ufs->lower_mnt = kcalloc(numlower, sizeof(struct vfsmount *), GFP_KERNEL);  in ovl_fill_super()
1041 	if (ufs->lower_mnt == NULL)  in ovl_fill_super()
1057 		ufs->lower_mnt[ufs->numlower] = mnt;  in ovl_fill_super()
1058 		ufs->numlower++;  in ovl_fill_super()
1062 	if (!ufs->upper_mnt)  in ovl_fill_super()
1088 		oe->lowerstack[i].mnt = ufs->lower_mnt[i];  in ovl_fill_super()
1100 	sb->s_fs_info = ufs;  in ovl_fill_super()
1107 	for (i = 0; i < ufs->numlower; i++)  in ovl_fill_super()
1108 		mntput(ufs->lower_mnt[i]);  in ovl_fill_super()
1109 	kfree(ufs->lower_mnt);  in ovl_fill_super()
1111 	dput(ufs->workdir);  in ovl_fill_super()
1112 	mntput(ufs->upper_mnt);  in ovl_fill_super()
1124 	kfree(ufs->config.lowerdir);  in ovl_fill_super()
1125 	kfree(ufs->config.upperdir);  in ovl_fill_super()
1126 	kfree(ufs->config.workdir);  in ovl_fill_super()
1127 	kfree(ufs);  in ovl_fill_super()