linux-kernel - Re: [PATCH v6 2/2] x86/devicetree: Use CPU description from Device Tree

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Date:   Tue, 20 Mar 2018 06:29:35 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Ivan Gorinov <ivan.gorinov@...el.com>
Cc:     kbuild-all@...org, Thomas Gleixner <tglx@...utronix.de>,
        Frank Rowand <frowand.list@...il.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Subject: Re: [PATCH v6 2/2] x86/devicetree: Use CPU description from Device
 Tree

Hi Ivan,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on v4.16-rc4]
[also build test ERROR on next-20180319]
[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/Ivan-Gorinov/x86-devicetree-Enable-multiprocessing/20180316-052522
config: i386-randconfig-sb0-03200602 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   arch/x86/kernel/devicetree.c: In function 'x86_dtb_init':
>> arch/x86/kernel/devicetree.c:311:19: error: lvalue required as left operand of assignment
     smp_found_config = 1;
                      ^

vim +311 arch/x86/kernel/devicetree.c

   303	
   304	void __init x86_dtb_init(void)
   305	{
   306		x86_flattree_get_config();
   307	
   308		if (!of_have_populated_dt())
   309			return;
   310	
 > 311		smp_found_config = 1;

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