linux-kernel - Re: [PATCH] selftests/mm: Fix cross compilation with LLVM

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Message-ID: <d7e56d51-e492-473f-992e-7f8a00527df4@sirena.org.uk>
Date:   Thu, 15 Jun 2023 22:22:26 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Shuah Khan <shuah@...nel.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Nathan Chancellor <nathan@...nel.org>,
        Tom Rix <trix@...hat.com>, linux-mm@...ck.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] selftests/mm: Fix cross compilation with LLVM

On Thu, Jun 15, 2023 at 05:01:56PM -0400, Nick Desaulniers wrote:

> Broonie,
> Thanks for the patch! What's the best way to test this?
> 
> $ ARCH=arm64 make LLVM=1 -j128 -C tools/testing/selfte
> sts/mm/

> Is what I would have guessed, but I get errors with or without this patch.

make ARCH=arm64 LLVM=1 -C tools/testing/mm TARGETS=mm

> Also, fwiw, b4 shows that you don't have a pgp key setup for
> broonie@...nel.org; I don't think it matters, but maybe it's a
> surprise to you if you thought you had set that up,
> $ b4 shazam https://lore.kernel.org/llvm/20230614-kselftest-mm-llvm-v1-1-180523f277d3@kernel.org/
> ...
>   ✗ No key: openpgp/broonie@...nel.org

That's an issue on your/b4's end, my key has had an ID on it for
broonie@...nel.org for years (looks like back to 2011).  You probably
just don't have a copy of the key locally at all, the keyserver networks
are pretty borked.  keyring.debian.org should work.

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