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Date:   Tue, 29 Aug 2023 06:47:45 +0200
From:   Borislav Petkov <bp@alien8.de>
To:     kernel test robot <lkp@intel.com>
Cc:     llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
        linux-kernel@vger.kernel.org
Subject: Re: arch/x86/kernel/cpu/amd.c:1289:6: warning: no previous prototype
 for function 'amd_check_microcode'
Message-ID: <20230829044745.GAZO14cRtwAnfERdR9@fat_crate.local>
References: <202308291220.DOn00Y1A-lkp@intel.com>
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On Tue, Aug 29, 2023 at 12:07:59PM +0800, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   1c59d383390f970b891b503b7f79b63a02db2ec5

It doesn't trigger here:

$ git describe
v6.5-1207-g1c59d383390f

$ make ARCH=i386 CC=clang-16 HOSTCC=clang-16 allnoconfig

$ make W=1 ARCH=i386 CC=clang-16 HOSTCC=clang-16 arch/x86/kernel/cpu/

...
  CC      arch/x86/kernel/cpu/intel_pconfig.o
  CC      arch/x86/kernel/cpu/tsx.o
  CC      arch/x86/kernel/cpu/amd.o
  CC      arch/x86/kernel/cpu/hygon.o
  CC      arch/x86/kernel/cpu/centaur.o
...

> commit: 522b1d69219d8f083173819fde04f994aa051a98 x86/cpu/amd: Add a Zenbleed fix
> date:   6 weeks ago

Likely an old report.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette