linux-kernel - Re: [RESEND PATCH v5 5/5] x86, acpi, cpu-hotplug: Set persistent cpuid <-> nodeid mapping when booting.

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Date:	Thu, 3 Mar 2016 10:11:22 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Zhu Guihua <zhugh.fnst@...fujitsu.com>
Cc:	kbuild-all@...org, cl@...ux.com, tj@...nel.org,
	mika.j.penttila@...il.com, mingo@...hat.com,
	akpm@...ux-foundation.org, rjw@...ysocki.net, hpa@...or.com,
	yasu.isimatu@...il.com, isimatu.yasuaki@...fujitsu.com,
	kamezawa.hiroyu@...fujitsu.com, izumi.taku@...fujitsu.com,
	gongzhaogang@...pur.com, len.brown@...el.com, lenb@...nel.org,
	tglx@...utronix.de, chen.tang@...ystack.cn, x86@...nel.org,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Gu Zheng <guz.fnst@...fujitsu.com>,
	Zhu Guihua <zhugh.fnst@...fujitsu.com>
Subject: Re: [RESEND PATCH v5 5/5] x86, acpi, cpu-hotplug: Set persistent
 cpuid <-> nodeid mapping when booting.

Hi Gu,

[auto build test ERROR on tip/x86/core]
[also build test ERROR on v4.5-rc6 next-20160302]
[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/Zhu-Guihua/Make-cpuid-nodeid-mapping-persistent/20160303-094713
config: ia64-allyesconfig (attached as .config)
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=ia64 

All errors (new ones prefixed by >>):

>> arch/ia64/kernel/acpi.c:799:5: error: conflicting types for 'acpi_map_cpu2node'
    int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
        ^
   In file included from arch/ia64/kernel/acpi.c:43:0:
   include/linux/acpi.h:268:6: note: previous declaration of 'acpi_map_cpu2node' was here
    void acpi_map_cpu2node(acpi_handle handle, int cpu, int physid);
         ^

vim +/acpi_map_cpu2node +799 arch/ia64/kernel/acpi.c

   793	}
   794	
   795	/*
   796	 *  ACPI based hotplug CPU support
   797	 */
   798	#ifdef CONFIG_ACPI_HOTPLUG_CPU
 > 799	int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
   800	{
   801	#ifdef CONFIG_ACPI_NUMA
   802		/*

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

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