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From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: kernel test robot <lkp@intel.com>
Cc: William Breathitt Gray <vilhelm.gray@gmail.com>,
	<llvm@lists.linux.dev>, <kbuild-all@lists.01.org>,
	<linux-kernel@vger.kernel.org>,
	David Lechner <david@lechnology.com>,
	Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Subject: Re: [iio:testing 40/43] ld.lld: error: undefined symbol: __udivdi3
Date: Tue, 14 Sep 2021 13:41:03 +0100	[thread overview]
Message-ID: <20210914134103.00006d23@Huawei.com> (raw)
In-Reply-To: <202109120656.fiJqCh8H-lkp@intel.com>

On Sun, 12 Sep 2021 06:43:58 +0800
kernel test robot <lkp@intel.com> wrote:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git testing
> head:   77a4a019161bcba51af1dbbeadc04795840fb3e0
> commit: f7da4339ca510e4476ea35cb9fd44f3f190706c5 [40/43] counter: Internalize sysfs interface code
> config: i386-randconfig-r022-20210911 (attached as .config)
> compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 261cbe98c38f8c1ee1a482fe76511110e790f58a)
> 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/jic23/iio.git/commit/?id=f7da4339ca510e4476ea35cb9fd44f3f190706c5
>         git remote add iio https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
>         git fetch --no-tags iio testing
>         git checkout f7da4339ca510e4476ea35cb9fd44f3f190706c5
>         # save the attached .config to linux build tree
>         mkdir build_dir
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=i386 SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All errors (new ones prefixed by >>):
> 
> >> ld.lld: error: undefined symbol: __udivdi3  
>    >>> referenced by intel-qep.c:290 (drivers/counter/intel-qep.c:290)
>    >>>               counter/intel-qep.o:(intel_qep_spike_filter_ns_write) in archive drivers/built-in.a  
This is a result of a change to passing in a u64 instead of a string.   I've applied a fix
that uses do_div() and pushed out as testing again.

William, please sanity check that fix looks right to you.

Thanks,

Jonathan
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
> 


WARNING: multiple messages have this Message-ID (diff)
From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: kbuild-all@lists.01.org
Subject: Re: [iio:testing 40/43] ld.lld: error: undefined symbol: __udivdi3
Date: Tue, 14 Sep 2021 13:41:03 +0100	[thread overview]
Message-ID: <20210914134103.00006d23@Huawei.com> (raw)
In-Reply-To: <202109120656.fiJqCh8H-lkp@intel.com>

[-- Attachment #1: Type: text/plain, Size: 1959 bytes --]

On Sun, 12 Sep 2021 06:43:58 +0800
kernel test robot <lkp@intel.com> wrote:

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git testing
> head:   77a4a019161bcba51af1dbbeadc04795840fb3e0
> commit: f7da4339ca510e4476ea35cb9fd44f3f190706c5 [40/43] counter: Internalize sysfs interface code
> config: i386-randconfig-r022-20210911 (attached as .config)
> compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 261cbe98c38f8c1ee1a482fe76511110e790f58a)
> 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/jic23/iio.git/commit/?id=f7da4339ca510e4476ea35cb9fd44f3f190706c5
>         git remote add iio https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
>         git fetch --no-tags iio testing
>         git checkout f7da4339ca510e4476ea35cb9fd44f3f190706c5
>         # save the attached .config to linux build tree
>         mkdir build_dir
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=i386 SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
> 
> All errors (new ones prefixed by >>):
> 
> >> ld.lld: error: undefined symbol: __udivdi3  
>    >>> referenced by intel-qep.c:290 (drivers/counter/intel-qep.c:290)
>    >>>               counter/intel-qep.o:(intel_qep_spike_filter_ns_write) in archive drivers/built-in.a  
This is a result of a change to passing in a u64 instead of a string.   I've applied a fix
that uses do_div() and pushed out as testing again.

William, please sanity check that fix looks right to you.

Thanks,

Jonathan
> 
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
> 

  reply	other threads:[~2021-09-14 12:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-11 22:43 [iio:testing 40/43] ld.lld: error: undefined symbol: __udivdi3 kernel test robot
2021-09-11 22:43 ` kernel test robot
2021-09-14 12:41 ` Jonathan Cameron [this message]
2021-09-14 12:41   ` Jonathan Cameron
2021-09-14 13:52   ` William Breathitt Gray
2021-09-14 13:52     ` William Breathitt Gray
2021-09-17 12:58     ` Jarkko Nikula
2021-09-17 12:58       ` Jarkko Nikula

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