linux-kernel - Re: [PATCH 06/13] arc: define syscall_get

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Date:   Fri, 9 Nov 2018 14:22:43 +0000
From:   Alexey Brodkin <alexey.brodkin@...opsys.com>
To:     "ldv@...linux.org" <ldv@...linux.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-audit@...hat.com" <linux-audit@...hat.com>,
        "vineet.gupta1@...opsys.com" <vineet.gupta1@...opsys.com>,
        "eparis@...hat.com" <eparis@...hat.com>,
        "linux-snps-arc@...ts.infradead.org" 
        <linux-snps-arc@...ts.infradead.org>,
        "luto@...nel.org" <luto@...nel.org>,
        "paul@...l-moore.com" <paul@...l-moore.com>,
        "lineprinter@...linux.org" <lineprinter@...linux.org>
Subject: Re: [PATCH 06/13] arc: define syscall_get_arch()

Hi Dmitry,

On Fri, 2018-11-09 at 06:16 +0300, Dmitry V. Levin wrote:
> syscall_get_arch() is required to be implemented on all architectures
> that use tracehook_report_syscall_entry() in order to extend
> the generic ptrace API with PTRACE_GET_SYSCALL_INFO request.
> 
> Signed-off-by: Dmitry V. Levin <ldv@...linux.org>
> ---
>  arch/arc/include/asm/syscall.h | 6 ++++++
>  include/uapi/linux/audit.h     | 1 +
>  2 files changed, 7 insertions(+)

[snip]

> diff --git a/include/uapi/linux/audit.h b/include/uapi/linux/audit.h
> index 818ae690ab79..a7149ceb5b98 100644
> --- a/include/uapi/linux/audit.h
> +++ b/include/uapi/linux/audit.h
> @@ -375,6 +375,7 @@ enum {
>  
>  #define AUDIT_ARCH_AARCH64	(EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
>  #define AUDIT_ARCH_ALPHA	(EM_ALPHA|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
> +#define AUDIT_ARCH_ARC		(EM_ARC)

Similarly here we need to have:
---------------------------->8-----------------------------
+#define AUDIT_ARCH_ARC		(EM_ARC|EM_ARCV2)
---------------------------->8-----------------------------

-Alexey