compat_arg_u64
#ifndef compat_arg_u64
asmlinkage long compat_sys_truncate64(const char __user *pathname, compat_arg_u64(len));
asmlinkage long compat_sys_ftruncate64(unsigned int fd, compat_arg_u64(len));
asmlinkage long compat_sys_fallocate(int fd, int mode, compat_arg_u64(offset),
compat_arg_u64(len));
compat_arg_u64(pos));
compat_arg_u64(pos));
asmlinkage long compat_sys_sync_file_range(int fd, compat_arg_u64(pos),
compat_arg_u64(nbytes), unsigned int flags);
asmlinkage long compat_sys_fadvise64_64(int fd, compat_arg_u64(pos),
compat_arg_u64(len), int advice);
asmlinkage long compat_sys_readahead(int fd, compat_arg_u64(offset), size_t count);