On Tue, Jul 27, 2021 at 08:49:40PM +0200, Arnd Bergmann wrote: > On Tue, Jul 27, 2021 at 8:38 PM Heiko Carstens <hca@xxxxxxxxxxxxx> 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. You are remembering correctly, probably because you implemented it ;) I totally forgot - sorry for the noise!