linux-kernel - Re: Reference to non-existing symbol WAR_R10000 in arch/mips/net/bpf_jit

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Date:   Tue, 30 Nov 2021 14:57:21 +0100
From:   Johan Almbladh <johan.almbladh@...finetworks.com>
To:     Lukas Bulwahn <lukas.bulwahn@...il.com>
Cc:     Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Paul Burton <paulburton@...nel.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Netdev <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        "open list:BROADCOM NVRAM DRIVER" <linux-mips@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Reference to non-existing symbol WAR_R10000 in arch/mips/net/bpf_jit_comp.h

Hi Lukas,

On Mon, Nov 29, 2021 at 7:39 AM Lukas Bulwahn <lukas.bulwahn@...il.com> wrote:
>
> Dear Johan,
>
> In arch/mips/net/bpf_jit_comp.h and introduced with commit commit
> 72570224bb8f ("mips, bpf: Add JIT workarounds for CPU errata"), there
> is an ifdef that refers to a non-existing symbol WAR_R10000. Did you
> intend to refer to WAR_R10000_LLSC instead?

You are right, that is a typo. I will prepare a patch with a fix.

Thanks for catching!
Johan

>
> This issue was identified with the script ./scripts/checkkconfigsymbols.py.
>
> Best regards,
>> Lukas