f2fs_gc_range     416 fs/f2fs/f2fs.h 						struct f2fs_gc_range)
f2fs_gc_range    2305 fs/f2fs/file.c 	struct f2fs_gc_range range;
f2fs_gc_range    2312 fs/f2fs/file.c 	if (copy_from_user(&range, (struct f2fs_gc_range __user *)arg,