rootrefs         2748 fs/btrfs/ioctl.c 	struct btrfs_ioctl_get_subvol_rootref_args *rootrefs;
rootrefs         2764 fs/btrfs/ioctl.c 	rootrefs = memdup_user(argp, sizeof(*rootrefs));
rootrefs         2765 fs/btrfs/ioctl.c 	if (IS_ERR(rootrefs)) {
rootrefs         2767 fs/btrfs/ioctl.c 		return PTR_ERR(rootrefs);
rootrefs         2776 fs/btrfs/ioctl.c 	key.offset = rootrefs->min_treeid;
rootrefs         2808 fs/btrfs/ioctl.c 		rootrefs->rootref[found].treeid = key.offset;
rootrefs         2809 fs/btrfs/ioctl.c 		rootrefs->rootref[found].dirid =
rootrefs         2824 fs/btrfs/ioctl.c 		rootrefs->num_items = found;
rootrefs         2827 fs/btrfs/ioctl.c 			rootrefs->min_treeid =
rootrefs         2828 fs/btrfs/ioctl.c 				rootrefs->rootref[found - 1].treeid + 1;
rootrefs         2829 fs/btrfs/ioctl.c 		if (copy_to_user(argp, rootrefs, sizeof(*rootrefs)))
rootrefs         2833 fs/btrfs/ioctl.c 	kfree(rootrefs);