Re: [Y2038] [PATCH 2/5] ipc: introduce ksys_ipc()/compat_ksys_ipc() for s390

On Thu, Jan 17, 2019 at 05:29:55PM +0100, Arnd Bergmann wrote:

On Thu, Jan 17, 2019 at 2:29 PM Heiko Carstens

...

SYSCALL_DEFINE1(s390_personality, unsigned int, personality) { diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c index ab9d0e3c6d50..ad016a7db0ea 100644 --- a/kernel/sys_ni.c +++ b/kernel/sys_ni.c @@ -366,7 +366,7 @@ COND_SYSCALL(kexec_file_load); /* s390 */ COND_SYSCALL(s390_pci_mmio_read); COND_SYSCALL(s390_pci_mmio_write); -COND_SYSCALL_COMPAT(s390_ipc); +COND_SYSCALL(s390_ipc);

/* powerpc */ COND_SYSCALL(rtas);

I think you need to keep the

COND_SYSCALL_COMPAT(s390_ipc);

here, otherwise it still fails with CONFIG_SYSV_IPC=n, CONFIG_COMPAT=y, right?

Yes, you're right.