473 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_put_super()  local
476 	dput(ufs->workdir);  in ovl_put_super()
477 	mntput(ufs->upper_mnt);  in ovl_put_super()
478 	for (i = 0; i < ufs->numlower; i++)  in ovl_put_super()
479 		mntput(ufs->lower_mnt[i]);  in ovl_put_super()
480 	kfree(ufs->lower_mnt);  in ovl_put_super()
482 	kfree(ufs->config.lowerdir);  in ovl_put_super()
483 	kfree(ufs->config.upperdir);  in ovl_put_super()
484 	kfree(ufs->config.workdir);  in ovl_put_super()
485 	kfree(ufs);  in ovl_put_super()
523 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_show_options()  local
525 	seq_show_option(m, "lowerdir", ufs->config.lowerdir);  in ovl_show_options()
526 	if (ufs->config.upperdir) {  in ovl_show_options()
527 		seq_show_option(m, "upperdir", ufs->config.upperdir);  in ovl_show_options()
528 		seq_show_option(m, "workdir", ufs->config.workdir);  in ovl_show_options()
535 	struct ovl_fs *ufs = sb->s_fs_info;  in ovl_remount()  local
537 	if (!(*flags & MS_RDONLY) && (!ufs->upper_mnt || !ufs->workdir))  in ovl_remount()
828 	struct ovl_fs *ufs;  in ovl_fill_super()  local
838 	ufs = kzalloc(sizeof(struct ovl_fs), GFP_KERNEL);  in ovl_fill_super()
839 	if (!ufs)  in ovl_fill_super()
842 	err = ovl_parse_opt((char *) data, &ufs->config);  in ovl_fill_super()
847 	if (!ufs->config.lowerdir) {  in ovl_fill_super()
854 	if (ufs->config.upperdir) {  in ovl_fill_super()
855 		if (!ufs->config.workdir) {  in ovl_fill_super()
860 		err = ovl_mount_dir(ufs->config.upperdir, &upperpath);  in ovl_fill_super()
871 		err = ovl_mount_dir(ufs->config.workdir, &workpath);  in ovl_fill_super()
887 	lowertmp = kstrdup(ufs->config.lowerdir, GFP_KERNEL);  in ovl_fill_super()
897 	} else if (!ufs->config.upperdir && stacklen == 1) {  in ovl_fill_super()
909 				    &ufs->lower_namelen, &sb->s_stack_depth);  in ovl_fill_super()
923 	if (ufs->config.upperdir) {  in ovl_fill_super()
924 		ufs->upper_mnt = clone_private_mount(&upperpath);  in ovl_fill_super()
925 		err = PTR_ERR(ufs->upper_mnt);  in ovl_fill_super()
926 		if (IS_ERR(ufs->upper_mnt)) {  in ovl_fill_super()
931 		ufs->workdir = ovl_workdir_create(ufs->upper_mnt, workpath.dentry);  in ovl_fill_super()
932 		err = PTR_ERR(ufs->workdir);  in ovl_fill_super()
933 		if (IS_ERR(ufs->workdir)) {  in ovl_fill_super()
935 				ufs->config.workdir, OVL_WORKDIR_NAME, -err);  in ovl_fill_super()
937 			ufs->workdir = NULL;  in ovl_fill_super()
942 	ufs->lower_mnt = kcalloc(numlower, sizeof(struct vfsmount *), GFP_KERNEL);  in ovl_fill_super()
943 	if (ufs->lower_mnt == NULL)  in ovl_fill_super()
959 		ufs->lower_mnt[ufs->numlower] = mnt;  in ovl_fill_super()
960 		ufs->numlower++;  in ovl_fill_super()
964 	if (!ufs->upper_mnt)  in ovl_fill_super()
987 		oe->lowerstack[i].mnt = ufs->lower_mnt[i];  in ovl_fill_super()
999 	sb->s_fs_info = ufs;  in ovl_fill_super()
1006 	for (i = 0; i < ufs->numlower; i++)  in ovl_fill_super()
1007 		mntput(ufs->lower_mnt[i]);  in ovl_fill_super()
1008 	kfree(ufs->lower_mnt);  in ovl_fill_super()
1010 	dput(ufs->workdir);  in ovl_fill_super()
1011 	mntput(ufs->upper_mnt);  in ovl_fill_super()
1023 	kfree(ufs->config.lowerdir);  in ovl_fill_super()
1024 	kfree(ufs->config.upperdir);  in ovl_fill_super()
1025 	kfree(ufs->config.workdir);  in ovl_fill_super()
1026 	kfree(ufs);  in ovl_fill_super()