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Date: Mon, 15 Jul 2019 15:56:04 +0200
From: Christian Borntraeger <borntraeger@...ibm.com>
To: Christian Brauner <christian@...uner.io>,
linux-kernel@...r.kernel.org
Cc: arnd@...db.de, linux-arch@...r.kernel.org,
linux-alpha@...r.kernel.org, linux-ia64@...r.kernel.org,
linux-m68k@...ts.linux-m68k.org, linux-mips@...r.kernel.org,
linux-parisc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
linux-s390@...r.kernel.org, linux-sh@...r.kernel.org,
sparclinux@...r.kernel.org, Vasily Gorbik <gor@...ux.ibm.com>,
Heiko Carstens <heiko.carstens@...ibm.com>
Subject: Re: [PATCH 1/2] arch: mark syscall number 435 reserved for clone3
I think Vasily already has a clone3 patch for s390x with 435.
On 14.07.19 21:22, Christian Brauner wrote:
> A while ago Arnd made it possible to give new system calls the same
> syscall number on all architectures (except alpha). To not break this
> nice new feature let's mark 435 for clone3 as reserved on all
> architectures that do not yet implement it.
> Even if an architecture does not plan to implement it this ensures that
> new system calls coming after clone3 will have the same number on all
> architectures.
>
> Signed-off-by: Christian Brauner <christian@...uner.io>
> Cc: Arnd Bergmann <arnd@...db.de>
> Cc: linux-arch@...r.kernel.org
> Cc: linux-alpha@...r.kernel.org
> Cc: linux-kernel@...r.kernel.org
> Cc: linux-ia64@...r.kernel.org
> Cc: linux-m68k@...ts.linux-m68k.org
> Cc: linux-mips@...r.kernel.org
> Cc: linux-parisc@...r.kernel.org
> Cc: linuxppc-dev@...ts.ozlabs.org
> Cc: linux-s390@...r.kernel.org
> Cc: linux-sh@...r.kernel.org
> Cc: sparclinux@...r.kernel.org
> ---
> arch/alpha/kernel/syscalls/syscall.tbl | 1 +
> arch/ia64/kernel/syscalls/syscall.tbl | 1 +
> arch/m68k/kernel/syscalls/syscall.tbl | 1 +
> arch/mips/kernel/syscalls/syscall_n32.tbl | 1 +
> arch/mips/kernel/syscalls/syscall_n64.tbl | 1 +
> arch/mips/kernel/syscalls/syscall_o32.tbl | 1 +
> arch/parisc/kernel/syscalls/syscall.tbl | 1 +
> arch/powerpc/kernel/syscalls/syscall.tbl | 1 +
> arch/s390/kernel/syscalls/syscall.tbl | 1 +
> arch/sh/kernel/syscalls/syscall.tbl | 1 +
> arch/sparc/kernel/syscalls/syscall.tbl | 1 +
> 11 files changed, 11 insertions(+)
>
> diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
> index 1db9bbcfb84e..728fe028c02c 100644
> --- a/arch/alpha/kernel/syscalls/syscall.tbl
> +++ b/arch/alpha/kernel/syscalls/syscall.tbl
> @@ -474,3 +474,4 @@
> 542 common fsmount sys_fsmount
> 543 common fspick sys_fspick
> 544 common pidfd_open sys_pidfd_open
> +# 545 reserved for clone3
> diff --git a/arch/ia64/kernel/syscalls/syscall.tbl b/arch/ia64/kernel/syscalls/syscall.tbl
> index ecc44926737b..36d5faf4c86c 100644
> --- a/arch/ia64/kernel/syscalls/syscall.tbl
> +++ b/arch/ia64/kernel/syscalls/syscall.tbl
> @@ -355,3 +355,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl
> index 9a3eb2558568..a88a285a0e5f 100644
> --- a/arch/m68k/kernel/syscalls/syscall.tbl
> +++ b/arch/m68k/kernel/syscalls/syscall.tbl
> @@ -434,3 +434,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
> index 97035e19ad03..c9c879ec9b6d 100644
> --- a/arch/mips/kernel/syscalls/syscall_n32.tbl
> +++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
> @@ -373,3 +373,4 @@
> 432 n32 fsmount sys_fsmount
> 433 n32 fspick sys_fspick
> 434 n32 pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl
> index d7292722d3b0..bbce9159caa1 100644
> --- a/arch/mips/kernel/syscalls/syscall_n64.tbl
> +++ b/arch/mips/kernel/syscalls/syscall_n64.tbl
> @@ -349,3 +349,4 @@
> 432 n64 fsmount sys_fsmount
> 433 n64 fspick sys_fspick
> 434 n64 pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
> index dba084c92f14..9653591428ec 100644
> --- a/arch/mips/kernel/syscalls/syscall_o32.tbl
> +++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
> @@ -422,3 +422,4 @@
> 432 o32 fsmount sys_fsmount
> 433 o32 fspick sys_fspick
> 434 o32 pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
> index 5022b9e179c2..c7aadfef5386 100644
> --- a/arch/parisc/kernel/syscalls/syscall.tbl
> +++ b/arch/parisc/kernel/syscalls/syscall.tbl
> @@ -431,3 +431,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
> index f2c3bda2d39f..3331749aab20 100644
> --- a/arch/powerpc/kernel/syscalls/syscall.tbl
> +++ b/arch/powerpc/kernel/syscalls/syscall.tbl
> @@ -516,3 +516,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
> index 6ebacfeaf853..a90d3e945445 100644
> --- a/arch/s390/kernel/syscalls/syscall.tbl
> +++ b/arch/s390/kernel/syscalls/syscall.tbl
> @@ -437,3 +437,4 @@
> 432 common fsmount sys_fsmount sys_fsmount
> 433 common fspick sys_fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
> index 834c9c7d79fa..b5ed26c4c005 100644
> --- a/arch/sh/kernel/syscalls/syscall.tbl
> +++ b/arch/sh/kernel/syscalls/syscall.tbl
> @@ -437,3 +437,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
> diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
> index c58e71f21129..8c8cc7537fb2 100644
> --- a/arch/sparc/kernel/syscalls/syscall.tbl
> +++ b/arch/sparc/kernel/syscalls/syscall.tbl
> @@ -480,3 +480,4 @@
> 432 common fsmount sys_fsmount
> 433 common fspick sys_fspick
> 434 common pidfd_open sys_pidfd_open
> +# 435 reserved for clone3
>
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