linux-kernel - Re: [PATCH 2/2] Define syscall number for fchmodat4

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Date:	Tue, 12 May 2015 10:49:01 +0200
From:	Michael Kerrisk <mtk.manpages@...il.com>
To:	William Orr <will@...rbase.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	Andrew Ayer <agwa@...rewayer.name>,
	Al Viro <viro@...iv.linux.org.uk>,
	Linux-Fsdevel <linux-fsdevel@...r.kernel.org>,
	Miklos Szeredi <miklos@...redi.hu>,
	Linux API <linux-api@...r.kernel.org>
Subject: Re: [PATCH 2/2] Define syscall number for fchmodat4

[expanding CC]

On Mon, May 11, 2015 at 4:07 AM, William Orr <will@...rbase.com> wrote:
> ---
>  arch/x86/syscalls/syscall_32.tbl  | 1 +
>  arch/x86/syscalls/syscall_64.tbl  | 1 +
>  include/uapi/asm-generic/unistd.h | 4 +++-
>  3 files changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/syscalls/syscall_32.tbl b/arch/x86/syscalls/syscall_32.tbl
> index ef8187f..cc8ada8 100644
> --- a/arch/x86/syscalls/syscall_32.tbl
> +++ b/arch/x86/syscalls/syscall_32.tbl
> @@ -365,3 +365,4 @@
>  356    i386    memfd_create            sys_memfd_create
>  357    i386    bpf                     sys_bpf
>  358    i386    execveat                sys_execveat                    stub32_execveat
> +359    i386    fchmodat4               sys_fchmodat4
> diff --git a/arch/x86/syscalls/syscall_64.tbl b/arch/x86/syscalls/syscall_64.tbl
> index 9ef32d5..bbf8c6b 100644
> --- a/arch/x86/syscalls/syscall_64.tbl
> +++ b/arch/x86/syscalls/syscall_64.tbl
> @@ -329,6 +329,7 @@
>  320    common  kexec_file_load         sys_kexec_file_load
>  321    common  bpf                     sys_bpf
>  322    64      execveat                stub_execveat
> +323    common  fchmodat4               sys_fchmodat4
>
>  #
>  # x32-specific system call numbers start at 512 to avoid cache impact
> diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
> index e016bd9..6e362a2 100644
> --- a/include/uapi/asm-generic/unistd.h
> +++ b/include/uapi/asm-generic/unistd.h
> @@ -709,9 +709,11 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
>  __SYSCALL(__NR_bpf, sys_bpf)
>  #define __NR_execveat 281
>  __SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
> +#define __NR_fchmodat4 282
> +__SYSCALL(__NR_fchmodat4, sys_fchmodat4);
>
>  #undef __NR_syscalls
> -#define __NR_syscalls 282
> +#define __NR_syscalls 283
>
>  /*
>   * All syscalls below here should go away really,
> --
> 2.1.0
>
> --
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-- 
Michael Kerrisk Linux man-pages maintainer;
http://www.kernel.org/doc/man-pages/
Author of "The Linux Programming Interface", http://blog.man7.org/
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