linux-kernel - Re: [PATCH 05/21] MIPS memblock: Alter initrd memory reservation method

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Date:   Mon, 19 Dec 2016 13:08:29 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Serge Semin <fancer.lancer@...il.com>
Cc:     kbuild-all@...org, ralf@...ux-mips.org, paul.burton@...tec.com,
        rabinv@...s.com, matt.redfearn@...tec.com, james.hogan@...tec.com,
        alexander.sverdlin@...ia.com, robh+dt@...nel.org,
        frowand.list@...il.com, Sergey.Semin@...latforms.ru,
        linux-mips@...ux-mips.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Serge Semin <fancer.lancer@...il.com>
Subject: Re: [PATCH 05/21] MIPS memblock: Alter initrd memory reservation
 method

Hi Serge,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.9 next-20161216]
[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/Serge-Semin/MIPS-memblock-Remove-bootmem-code-and-switch-to-NO_BOOTMEM/20161219-105045
config: mips-jazz_defconfig (attached as .config)
compiler: mipsel-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
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=mips 

All errors (new ones prefixed by >>):

>> arch/mips/kernel/setup.c:273:20: error: 'is_lowmem_and_valid' defined but not used [-Werror=unused-function]
    static bool __init is_lowmem_and_valid(const char *name, phys_addr_t base,
                       ^~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors

vim +/is_lowmem_and_valid +273 arch/mips/kernel/setup.c

   267	}
   268	early_param("mem", early_parse_mem);
   269	
   270	/*
   271	 * Helper method checking whether passed lowmem region is valid
   272	 */
 > 273	static bool __init is_lowmem_and_valid(const char *name, phys_addr_t base,
   274					       phys_addr_t size)
   275	{
   276		phys_addr_t end = base + size;

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

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