f2fs_gc_range
int f2fs_gc_range(struct f2fs_sb_info *sbi,
static int __f2fs_ioc_gc_range(struct file *filp, struct f2fs_gc_range *range)
struct f2fs_gc_range range;
if (copy_from_user(&range, (struct f2fs_gc_range __user *)arg,
struct f2fs_gc_range range;
err = f2fs_gc_range(sbi, start, end, dry_run, 0);
err = f2fs_gc_range(sbi, 0, sbi->first_seq_zone_segno - 1,
struct f2fs_gc_range)