Subject: Re: [PATCH v2 14/29] arch: add pkey and rseq syscall numbers everywhere

From: Heiko Carstens <[email-masked]>
Date: Mon, 21 Jan 2019 12:59:05 +0100

On Fri, Jan 18, 2019 at 05:18:20PM +0100, Arnd Bergmann wrote:
> Most architectures define system call numbers for the rseq and pkey system
> calls, even when they don't support the features, and perhaps never will.
> 
> Only a few architectures are missing these, so just define them anyway
> for consistency. If we decide to add them later to one of these, the
> system call numbers won't get out of sync then.
> 
> Signed-off-by: Arnd Bergmann <[email-masked]>
> ---
>  arch/alpha/include/asm/unistd.h         | 4 ----
>  arch/alpha/kernel/syscalls/syscall.tbl  | 4 ++++
>  arch/ia64/kernel/syscalls/syscall.tbl   | 4 ++++
>  arch/m68k/kernel/syscalls/syscall.tbl   | 4 ++++
>  arch/parisc/include/asm/unistd.h        | 3 ---
>  arch/parisc/kernel/syscalls/syscall.tbl | 4 ++++
>  arch/s390/include/asm/unistd.h          | 3 ---
>  arch/s390/kernel/syscalls/syscall.tbl   | 3 +++
>  arch/sh/kernel/syscalls/syscall.tbl     | 4 ++++
>  arch/sparc/include/asm/unistd.h         | 5 -----
>  arch/sparc/kernel/syscalls/syscall.tbl  | 4 ++++
>  arch/xtensa/kernel/syscalls/syscall.tbl | 1 +
>  12 files changed, 28 insertions(+), 15 deletions(-)

For the s390 bits:
Acked-by: Heiko Carstens <[email-masked]>

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