linux-kernel - Re: {standard input}:19: Error: unrecognized opcode: `iccci'

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Message-ID: <5cada6e7-52c6-e550-4109-bb3494a63c8e@csgroup.eu>
Date:   Tue, 26 Jul 2022 14:43:41 +0000
From:   Christophe Leroy <christophe.leroy@...roup.eu>
To:     kernel test robot <lkp@...el.com>,
        Michael Ellerman <mpe@...erman.id.au>
CC:     "kbuild-all@...ts.01.org" <kbuild-all@...ts.01.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: {standard input}:19: Error: unrecognized opcode: `iccci'



Le 26/07/2022 à 05:14, kernel test robot a écrit :
> Hi Christophe,
> 
> FYI, the error/warning still remains.
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   e0dccc3b76fb35bb257b4118367a883073d7390e
> commit: de39b19452e784de5f90ae899851ab29a29bb42c powerpc: Rewrite 4xx flush_cache_instruction() in C
> date:   1 year, 11 months ago
> config: powerpc-klondike_defconfig (https://download.01.org/0day-ci/archive/20220726/202207261146.BmW3AhRs-lkp@intel.com/config)
> compiler: powerpc-linux-gcc (GCC) 12.1.0
> reproduce (this is a W=1 build):
>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>          chmod +x ~/bin/make.cross
>          # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=de39b19452e784de5f90ae899851ab29a29bb42c
>          git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>          git fetch --no-tags linus master
>          git checkout de39b19452e784de5f90ae899851ab29a29bb42c
>          # save the config file
>          mkdir build_dir && cp config build_dir/.config
>          COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
>     {standard input}: Assembler messages:
>>> {standard input}:19: Error: unrecognized opcode: `iccci'
> 


It should be fixed by the series at 
https://patchwork.ozlabs.org/project/linuxppc-dev/list/?series=309023&state=* 
and in particular by patch 3 of the series: 
https://patchwork.ozlabs.org/project/linuxppc-dev/patch/d344a42c99061cfe10a28e00de4e31a1363f4251.1657549153.git.christophe.leroy@csgroup.eu/