Re: [PATCH 2/2] arch: add pidfd and io_uring syscalls everywhere

From: Michael Ellerman
Date: Sun Mar 31 2019 - 05:47:32 EST


Arnd Bergmann <arnd@xxxxxxxx> writes:
> Add the io_uring and pidfd_send_signal system calls to all architectures.
>
> These system calls are designed to handle both native and compat tasks,
> so all entries are the same across architectures, only arm-compat and
> the generic tale still use an old format.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> arch/alpha/kernel/syscalls/syscall.tbl | 4 ++++
> arch/arm/tools/syscall.tbl | 4 ++++
> arch/arm64/include/asm/unistd.h | 2 +-
> arch/arm64/include/asm/unistd32.h | 8 ++++++++
> arch/ia64/kernel/syscalls/syscall.tbl | 4 ++++
> arch/m68k/kernel/syscalls/syscall.tbl | 4 ++++
> arch/microblaze/kernel/syscalls/syscall.tbl | 4 ++++
> arch/mips/kernel/syscalls/syscall_n32.tbl | 4 ++++
> arch/mips/kernel/syscalls/syscall_n64.tbl | 4 ++++
> arch/mips/kernel/syscalls/syscall_o32.tbl | 4 ++++
> arch/parisc/kernel/syscalls/syscall.tbl | 4 ++++
> arch/powerpc/kernel/syscalls/syscall.tbl | 4 ++++

Have you done any testing?

I'd rather not wire up syscalls that have never been tested at all on
powerpc.

cheers