linux-kernel - Re: ld.lld: error: undefined symbol: iosf_mbi

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Message-ID: <05954a59-2bef-4262-bd91-cfe21d2381f2@linux.intel.com>
Date: Wed, 17 Jul 2024 13:43:35 +0200
From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To: kernel test robot <lkp@...el.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
 linux-kernel@...r.kernel.org, Takashi Iwai <tiwai@...e.de>,
 Kai Vehmanen <kai.vehmanen@...ux.intel.com>,
 Guennadi Liakhovetski <guennadi.liakhovetski@...ux.intel.com>,
 Bard Liao <bard.liao@...el.com>
Subject: Re: ld.lld: error: undefined symbol: iosf_mbi_available



On 7/16/24 01:07, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   3e7819886281e077e82006fe4804b0d6b0f5643b
> commit: 8d4ba1be3d2257606e04aff412829d8972670750 ASoC: SOF: pci: split PCI into different drivers
> date:   3 years, 4 months ago

This doesn't seem to be a problem on the latest code? was it intentional
to report a problem on such an old commit?

> config: i386-buildonly-randconfig-004-20240716 (https://download.01.org/0day-ci/archive/20240716/202407160704.zpdhJ8da-lkp@intel.com/config)
> compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240716/202407160704.zpdhJ8da-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202407160704.zpdhJ8da-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>>> ld.lld: error: undefined symbol: iosf_mbi_available
>    >>> referenced by byt.c
>    >>>               soc/sof/intel/byt.o:(byt_machine_select) in archive sound/built-in.a
> --
>>> ld.lld: error: undefined symbol: iosf_mbi_read
>    >>> referenced by byt.c
>    >>>               soc/sof/intel/byt.o:(byt_machine_select) in archive sound/built-in.a
>