> +COMPAT_SYSCALL_DEFINE3(aarch32_statfs64, const char __user *, pathname, > + compat_size_t, sz, struct compat_statfs64 __user *, buf) > +{ > + if (sz == 88) > + sz = 84; > + > + return kcompat_sys_statfs64(pathname, sz, buf); This really needs a comment, and it looks very obviously bogus. In case it isn't it needs a very good explanation.