Re: [PATCH 04/10] powerpc: Map & release OpenCAPI LPC memory

From: kbuild test robot <lkp@intel.com>
To: Alastair D'Silva <alastair@au1.ibm.com>
Cc: kbuild-all@lists.01.org, alastair@d-silva.org,
	"Benjamin Herrenschmidt" <benh@kernel.crashing.org>,
	"Paul Mackerras" <paulus@samba.org>,
	"Michael Ellerman" <mpe@ellerman.id.au>,
	"Frederic Barrat" <fbarrat@linux.ibm.com>,
	"Andrew Donnellan" <ajd@linux.ibm.com>,
	"Arnd Bergmann" <arnd@arndb.de>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Geert Uytterhoeven" <geert+renesas@glider.be>,
	"Krzysztof Kozlowski" <krzk@kernel.org>,
	"Anton Blanchard" <anton@ozlabs.org>,
	"Allison Randal" <allison@lohutok.net>,
	"Cédric Le Goater" <clg@kaod.org>,
	"David Gibson" <david@gibson.dropbear.id.au>,
	"Vasant Hegde" <hegdevasant@linux.vnet.ibm.com>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Anju T Sudhakar" <anju@linux.vnet.ibm.com>,
	"Hari Bathini" <hbathini@linux.ibm.com>,
	"Mahesh Salgaonkar" <mahesh@linux.vnet.ibm.com>,
	"Greg Kurz" <groug@kaod.org>,
	"Masahiro Yamada" <yamada.masahiro@socionext.com>,
	"Alexey Kardashevskiy" <aik@ozlabs.ru>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	"David Hildenbrand" <david@redhat.com>,
	"Oscar Salvador" <osalvador@suse.com>,
	"Michal Hocko" <mhocko@suse.com>,
	"Pavel Tatashin" <pasha.tatashin@soleen.com>,
	"Wei Yang" <richard.weiyang@gmail.com>, "Qian Cai" <cai@lca.pw>,
	linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
	linux-nvdimm@lists.01.org, linux-mm@kvack.org
Subject: Re: [PATCH 04/10] powerpc: Map & release OpenCAPI LPC memory
Date: Mon, 28 Oct 2019 05:59:30 +0800	[thread overview]
Message-ID: <201910280512.tu9fd51p%lkp@intel.com> (raw)
In-Reply-To: <20191025044721.16617-5-alastair@au1.ibm.com>

Hi Alastair,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on char-misc/char-misc-testing]
[cannot apply to v5.4-rc5 next-20191025]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Alastair-D-Silva/Add-support-for-OpenCAPI-SCM-devices/20191028-043750
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git da80d2e516eb858eb5bcca7fa5f5a13ed86930e4
config: mips-allmodconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from include/linux/mmzone.h:811:0,
                    from include/linux/gfp.h:6,
                    from include/linux/xarray.h:14,
                    from include/linux/radix-tree.h:18,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/of.h:17,
                    from include/linux/clk-provider.h:9,
                    from arch/mips/generic/init.c:8:
>> include/linux/memory_hotplug.h:342:5: error: "CONFIG_MEMORY_HOTPLUG_SPARSE" is not defined, evaluates to 0 [-Werror=undef]
    #if CONFIG_MEMORY_HOTPLUG_SPARSE
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors

vim +/CONFIG_MEMORY_HOTPLUG_SPARSE +342 include/linux/memory_hotplug.h

   341	
 > 342	#if CONFIG_MEMORY_HOTPLUG_SPARSE
   343	int check_hotplug_memory_addressable(unsigned long pfn,
   344			unsigned long nr_pages);
   345	#endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */
   346	

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