linux-kernel - Re: [PATCH 2/2] mm, oom_reaper: do not mmput synchronously from the oom reaper context

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Message-ID: <201604262233.UgQXNIir%fengguang.wu@intel.com>
Date:	Tue, 26 Apr 2016 22:18:22 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Michal Hocko <mhocko@...nel.org>
Cc:	kbuild-all@...org, Andrew Morton <akpm@...ux-foundation.org>,
	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
	David Rientjes <rientjes@...gle.com>, linux-mm@...ck.org,
	LKML <linux-kernel@...r.kernel.org>,
	Michal Hocko <mhocko@...e.com>
Subject: Re: [PATCH 2/2] mm, oom_reaper: do not mmput synchronously from the
 oom reaper context

Hi,

[auto build test ERROR on next-20160426]
[cannot apply to tip/sched/core v4.6-rc5 v4.6-rc4 v4.6-rc3 v4.6-rc5]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Michal-Hocko/mm-oom_reaper-hide-oom-reaped-tasks-from-OOM-killer-more-carefully/20160426-220841
config: x86_64-randconfig-x010-201617 (attached as .config)
compiler: 
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   In file included from include/linux/sched.h:27:0,
                    from include/linux/oom.h:5,
                    from mm/oom_kill.c:20:
>> include/linux/mm_types.h:516:21: error: field 'async_put_work' has incomplete type
     struct work_struct async_put_work;
                        ^

vim +/async_put_work +516 include/linux/mm_types.h

   510		/* address of the bounds directory */
   511		void __user *bd_addr;
   512	#endif
   513	#ifdef CONFIG_HUGETLB_PAGE
   514		atomic_long_t hugetlb_usage;
   515	#endif
 > 516		struct work_struct async_put_work;
   517	};
   518	
   519	static inline void mm_init_cpumask(struct mm_struct *mm)

---
0-DAY kernel test infrastructure                Open Source Technology Center
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