On Tue, Jul 27, 2021 at 8:38 PM Heiko Carstens <h...@linux.ibm.com> wrote:
>
> -268 common mbind sys_mbind
> compat_sys_mbind
> -269 common get_mempolicy sys_get_mempolicy
> compat_sys_get_mempolicy
> -270 common set_mempolicy sys_set_mempolicy
> compat_sys_set_mempolicy
> +268 common mbind sys_mbind
> sys_mbind
> +269 common get_mempolicy sys_get_mempolicy
> sys_get_mempolicy
> +270 common set_mempolicy sys_set_mempolicy
> sys_set_mempolicy
>
> would remove compat_ptr() conversion from nmask above if I'm not mistaken.
Maybe I'm misremembering how compat syscalls work on s390. Doesn't
SYSCALL_DEFINEx(sys_mbind) still create two entry points __s390x_sys_mbind()
and __s390_sys_mbind() with different argument conversion (__SC_CAST vs
__SC_COMPAT_CAST)? I thought that was the whole point of the macros.
Arnd
