linux-kernel - Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw

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Message-ID: <201511040544.ZkJnIpIq%fengguang.wu@intel.com>
Date:	Wed, 4 Nov 2015 05:28:36 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Palmer Dabbelt <palmer@...belt.com>
Cc:	kbuild-all@...org, arnd@...db.de, dhowells@...hat.com,
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	Palmer Dabbelt <palmer@...belt.com>
Subject: Re: [PATCH 09/13] Move bp_type_idx to kernel/event/hw_breakpoint.c

Hi Palmer,

[auto build test ERROR on v4.3-rc7]
[also ERROR on: next-20151103]

url:    https://github.com/0day-ci/linux/commits/Palmer-Dabbelt/Remove-ifdef-CONFIG_64BIT-from-all-asm-generic-fcntl-h/20151104-035501
base:   https://github.com/0day-ci/linux Palmer-Dabbelt/Remove-ifdef-CONFIG_64BIT-from-all-asm-generic-fcntl-h/20151104-035501
config: powerpc-defconfig (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=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/hw_breakpoint.c: In function 'hw_breakpoint_slots':
>> arch/powerpc/kernel/hw_breakpoint.c:49:14: error: 'TYPE_DATA' undeclared (first use in this function)
     if (type == TYPE_DATA)
                 ^
   arch/powerpc/kernel/hw_breakpoint.c:49:14: note: each undeclared identifier is reported only once for each function it appears in

vim +/TYPE_DATA +49 arch/powerpc/kernel/hw_breakpoint.c

5aae8a53 K.Prasad       2010-06-15  43  
5aae8a53 K.Prasad       2010-06-15  44  /*
d09ec738 Paul Mackerras 2010-06-29  45   * Returns total number of data or instruction breakpoints available.
d09ec738 Paul Mackerras 2010-06-29  46   */
d09ec738 Paul Mackerras 2010-06-29  47  int hw_breakpoint_slots(int type)
d09ec738 Paul Mackerras 2010-06-29  48  {
d09ec738 Paul Mackerras 2010-06-29 @49  	if (type == TYPE_DATA)
d09ec738 Paul Mackerras 2010-06-29  50  		return HBP_NUM;
d09ec738 Paul Mackerras 2010-06-29  51  	return 0;		/* no instruction breakpoints available */
d09ec738 Paul Mackerras 2010-06-29  52  }

:::::: The code at line 49 was first introduced by commit
:::::: d09ec7387184eba9e3030496f0451204090ff610 powerpc, hw_breakpoint: Tell generic code we have no instruction breakpoints

:::::: TO: Paul Mackerras <paulus@...ba.org>
:::::: CC: Paul Mackerras <paulus@...ba.org>

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