linux-kernel - Re: [PATCH] ACPI / fan: Properly handle fine grain control

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Date:   Fri, 14 Jan 2022 16:42:55 +0800
From:   kernel test robot <lkp@...el.com>
To:     Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>,
        rafael@...nel.org, lenb@...nel.org
Cc:     kbuild-all@...ts.01.org, linux-acpi@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Subject: Re: [PATCH] ACPI / fan: Properly handle fine grain control

Hi Srinivas,

I love your patch! Yet something to improve:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on linux/master linus/master v5.16 next-20220114]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Srinivas-Pandruvada/ACPI-fan-Properly-handle-fine-grain-control/20220114-064818
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: i386-defconfig (https://download.01.org/0day-ci/archive/20220114/202201141638.lm8dtLqR-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/f30ef71d0435cd8735ee418eeb0bfc71a58a4554
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Srinivas-Pandruvada/ACPI-fan-Properly-handle-fine-grain-control/20220114-064818
        git checkout f30ef71d0435cd8735ee418eeb0bfc71a58a4554
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 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@...el.com>

All errors (new ones prefixed by >>):

   ld: drivers/acpi/fan.o: in function `fan_get_max_state':
>> fan.c:(.text+0x28): undefined reference to `__udivdi3'
   ld: drivers/acpi/fan.o: in function `fan_set_cur_state':
   fan.c:(.text+0x18e): undefined reference to `__udivdi3'
   ld: drivers/acpi/fan.o: in function `fan_get_cur_state':
   fan.c:(.text+0x3d5): undefined reference to `__udivdi3'

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