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From:   Nick Desaulniers <ndesaulniers@google.com>
Date:   Mon, 20 Mar 2023 11:49:49 -0700
Message-ID: <CAKwvOdnmwkoeToovShcmfpSAmBmKDTzZNv4R2jFA37hi=+ynaQ@mail.gmail.com>
Subject: Re: [PATCH 6.2 000/211] 6.2.8-rc1 review
To:     Naresh Kamboju <naresh.kamboju@linaro.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Sasha Levin <sashal@kernel.org>,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Michael Ellerman <mpe@ellerman.id.au>
Cc:     stable@vger.kernel.org, patches@lists.linux.dev,
        linux-kernel@vger.kernel.org, torvalds@linux-foundation.org,
        akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org,
        patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de,
        jonathanh@nvidia.com, f.fainelli@gmail.com,
        sudipm.mukherjee@gmail.com, srw@sladewatkins.net, rwarsow@gmx.de,
        =?UTF-8?B?RGFuaWVsIETDrWF6?= <daniel.diaz@linaro.org>,
        llvm@lists.linux.dev
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On Mon, Mar 20, 2023 at 11:40=E2=80=AFAM Naresh Kamboju
<naresh.kamboju@linaro.org> wrote:

Thanks for the report!

> The bisection pointed to this commit,
>   45f7091aac35 ("powerpc/64: Set default CPU in Kconfig")
>
>
> Follow up fix patch is here as per Christophe Leroy comments,
>  powerpc: Disable CPU unknown by CLANG when CC_IS_CLANG

Greg, Sasha,
Can you please also pick up
commit 4b10306e9845 ("powerpc: Disable CPU unknown by CLANG when CC_IS_CLAN=
G")

4b10306e9845 is missing a fixes tag.  I've filed
https://github.com/ClangBuiltLinux/linux/issues/1820 to track getting
these -mcpu=3D values for ppc added to clang.
--=20
Thanks,
~Nick Desaulniers