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From: kbuild test robot <lkp@intel.com>
To: Roman Gushchin <guro@fb.com>
Cc: kbuild-all@01.org, Mel Gorman <mgorman@techsingularity.net>,
	linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@suse.com>,
	Vladimir Davydov <vdavydov.dev@gmail.com>,
	Rik van Riel <riel@redhat.com>,
	kernel-team@fb.com, linux-kernel@vger.kernel.org
Subject: Re: [v2] mm: make allocation counters per-order
Date: Sun, 16 Jul 2017 21:55:35 +0800	[thread overview]
Message-ID: <201707162132.GXeRs5kX%fengguang.wu@intel.com> (raw)
In-Reply-To: <20170716132909.GB757@castle>

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Hi Roman,

[auto build test WARNING on mmotm/master]
[also build test WARNING on v4.13-rc1 next-20170714]
[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/Roman-Gushchin/mm-make-allocation-counters-per-order/20170716-213429
base:   git://git.cmpxchg.org/linux-mmotm.git master
config: s390-allyesconfig (attached as .config)
compiler: s390x-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=s390 

All warnings (new ones prefixed by >>):

>> arch/s390//appldata/appldata_mem.c:70:15: warning: return type defaults to 'int' [-Wreturn-type]
    static inline sum_pgalloc_events(u64 *pgalloc, unsigned long *ev)
                  ^~~~~~~~~~~~~~~~~~
   arch/s390//appldata/appldata_mem.c: In function 'sum_pgalloc_events':
>> arch/s390//appldata/appldata_mem.c:78:1: warning: control reaches end of non-void function [-Wreturn-type]
    }
    ^

vim +/int +70 arch/s390//appldata/appldata_mem.c

    68	
    69	#ifdef CONFIG_PER_ORDER_ALLOC_COUNTERS
  > 70	static inline sum_pgalloc_events(u64 *pgalloc, unsigned long *ev)
    71	{
    72		int order;
    73	
    74		for (order = 1; order < MAX_ORDER; ++order) {
    75			pgalloc += ev[PGALLOC_NORMAL + order * MAX_NR_ZONES] << order;
    76			pgalloc += ev[PGALLOC_DMA + order * MAX_NR_ZONES] << order;
    77		}
  > 78	}
    79	#else
    80	static inline sum_pgalloc_events(u64 *pgalloc, unsigned long *ev)
    81	{
    82	}
    83	#endif
    84	

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

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  reply	other threads:[~2017-07-16 13:56 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-06 13:04 [PATCH] mm: make allocation counters per-order Roman Gushchin
2017-07-06 13:19 ` Mel Gorman
2017-07-06 14:46   ` Roman Gushchin
2017-07-06 15:47     ` Mel Gorman
2017-07-06 16:43       ` Roman Gushchin
2017-07-06 17:16         ` Mel Gorman
2017-07-06 18:00           ` Debabrata Banerjee
2017-07-06 20:02             ` Mel Gorman
2017-07-16 13:27       ` Roman Gushchin
2017-07-16 13:29       ` Roman Gushchin
2017-07-16 13:55         ` kbuild test robot [this message]
2017-07-06 14:54   ` Debabrata Banerjee
2017-07-06 15:51     ` Mel Gorman
2017-07-06 16:12       ` Debabrata Banerjee
2017-07-06 16:43         ` Mel Gorman
2017-07-06 15:02 ` Christoph Lameter
2017-07-07  1:54 ` kbuild test robot
2017-07-07  6:06 ` kbuild test robot

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