linux-kernel - Re: [PATCH] sparc64/gup: check address scope legitimacy

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Message-ID: <201511260819.RuE4G4tG%fengguang.wu@intel.com>
Date:	Thu, 26 Nov 2015 08:26:01 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Yang Shi <yang.shi@...aro.org>
Cc:	kbuild-all@...org, davem@...emloft.net,
	linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org,
	linaro-kernel@...ts.linaro.org, yang.shi@...aro.org
Subject: Re: [PATCH] sparc64/gup: check address scope legitimacy

Hi Yang,

[auto build test ERROR on v4.4-rc2]
[also build test ERROR on next-20151124]

url:    https://github.com/0day-ci/linux/commits/Yang-Shi/sparc64-gup-check-address-scope-legitimacy/20151126-065342
config: sparc64-allnoconfig (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=sparc64 

All errors (new ones prefixed by >>):

   arch/sparc/mm/gup.c: In function 'get_user_pages_fast':
>> arch/sparc/mm/gup.c:210:3: error: label 'slow_irqon' used but not defined
      goto slow_irqon;
      ^

vim +/slow_irqon +210 arch/sparc/mm/gup.c

   204	
   205		start &= PAGE_MASK;
   206		addr = start;
   207		len = (unsigned long) nr_pages << PAGE_SHIFT;
   208		end = start + len;
   209		if (end < start)
 > 210			goto slow_irqon;
   211	
   212		/*
   213		 * XXX: batch / limit 'nr', to avoid large irq off latency

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

Download attachment ".config.gz" of type "application/octet-stream" (4808 bytes)