linux-kernel - Re: [RFC PATCH 02/25] kvx: Add ELF-related definitions

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Message-ID: <eaba8723-606b-4f77-c647-afb3071f7496@kalray.eu>
Date:   Wed, 18 Jan 2023 09:48:03 +0100
From:   Yann Sionneau <ysionneau@...ray.eu>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>
Cc:     Paul Moore <paul@...l-moore.com>, Eric Paris <eparis@...hat.com>,
        Kees Cook <keescook@...omium.org>, linux-audit@...hat.com,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        Clement Leger <clement.leger@...tlin.com>
Subject: Re: [RFC PATCH 02/25] kvx: Add ELF-related definitions


On 03/01/2023 22:35, Eric W. Biederman wrote:
> Yann Sionneau <ysionneau@...ray.eu> writes:
>
>> Add ELF-related definitions for kvx, including: EM_KVX,
>> AUDIT_ARCH_KVX and NT_KVX_TCA.
> Has someone written an SYSVABI architecture specification for
> your architecture?

Internally at Kalray we have an ABI document, I started a discussion 
about its publication.

It will not be part of the V2, but I'm working on it.

>
> I feel uncomfortable with the linux-kernel headers being the
> authoritative place for the ELF abi definitions.
>
> Especially since the linux kernel does not deal with relocations,
> and the kernel headers could diverge from the real world and no one
> would notice..
>
> I know at least at one point the linux standards base was taking
> up the work on collecting up some of these definitions.  I would
> be happy if there was anything outside of the linux kernel that
> people could refer too.

I completely agree with you!

Thanks for the review.

-- 

Yann