[PATCH v2] cpuidle: Fix last_residency division

[kbuild test robot]

Hi,

[auto build test ERROR on pm/linux-next]
[also build test ERROR on v4.7-rc4 next-20160624]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Shreyas-B-Prabhu/cpuidle-Fix-last_residency-division/20160624-162633
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
config: sh-sh7785lcr_32bit_defconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sh 

All errors (new ones prefixed by >>):

   drivers/built-in.o: In function `cpuidle_enter_state':
>> drivers/cpuidle/cpuidle.c:242: undefined reference to `__udivdi3'

vim +242 drivers/cpuidle/cpuidle.c

56cfbf74a Colin Cross    2012-05-07  236  		dev->states_usage[entered_state].usage++;
56cfbf74a Colin Cross    2012-05-07  237  	} else {
56cfbf74a Colin Cross    2012-05-07  238  		dev->last_residency = 0;
56cfbf74a Colin Cross    2012-05-07  239  	}
56cfbf74a Colin Cross    2012-05-07  240  
56cfbf74a Colin Cross    2012-05-07  241  	return entered_state;
56cfbf74a Colin Cross    2012-05-07 @242  }
56cfbf74a Colin Cross    2012-05-07  243  
56cfbf74a Colin Cross    2012-05-07  244  /**
907e30f1b Daniel Lezcano 2014-03-03  245   * cpuidle_select - ask the cpuidle framework to choose an idle state

:::::: The code at line 242 was first introduced by commit
:::::: 56cfbf74a17c40f3a741398103c9f5d5a6806715 cpuidle: refactor out cpuidle_enter_state

:::::: TO: Colin Cross <ccross at android.com>
:::::: CC: Len Brown <len.brown at intel.com>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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