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Date:   Tue, 21 Feb 2017 01:01:45 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc:     kbuild-all@...org, Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org,
        vince@...ter.net, eranian@...gle.com,
        Arnaldo Carvalho de Melo <acme@...radead.org>,
        Will Deacon <will.deacon@....com>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Subject: Re: [PATCH 2/4] perf: Keep AUX flags in the output handle

Hi Will,

[auto build test ERROR on tip/perf/core]
[also build test ERROR on v4.10 next-20170220]
[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/Alexander-Shishkin/perf-pt-coresight-AUX-flags-and-VMX-update/20170220-220625
config: arm64-allmodconfig (attached as .config)
compiler: aarch64-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=arm64 

All errors (new ones prefixed by >>):

   In file included from ./arch/arm64/include/generated/asm/local.h:1:0,
                    from drivers/hwtracing/coresight/coresight-etb10.c:15:
   drivers/hwtracing/coresight/coresight-etb10.c: In function 'etb_update_buffer':
>> drivers/hwtracing/coresight/coresight-etb10.c:431:17: error: 'struct cs_buffers' has no member named 'lost'
      local_inc(&buf->lost);
                    ^
   include/asm-generic/local.h:30:40: note: in definition of macro 'local_inc'
    #define local_inc(l) atomic_long_inc(&(l)->a)
                                           ^

vim +431 drivers/hwtracing/coresight/coresight-etb10.c

2997aa40 Mathieu Poirier 2016-02-17  425  		read_ptr = (write_ptr + drvdata->buffer_depth) -
2997aa40 Mathieu Poirier 2016-02-17  426  					to_read / ETB_FRAME_SIZE_WORDS;
2997aa40 Mathieu Poirier 2016-02-17  427  		/* Wrap around if need be*/
bedffda8 Mathieu Poirier 2016-05-03  428  		if (read_ptr > (drvdata->buffer_depth - 1))
bedffda8 Mathieu Poirier 2016-05-03  429  			read_ptr -= drvdata->buffer_depth;
2997aa40 Mathieu Poirier 2016-02-17  430  		/* let the decoder know we've skipped ahead */
2997aa40 Mathieu Poirier 2016-02-17 @431  		local_inc(&buf->lost);
2997aa40 Mathieu Poirier 2016-02-17  432  	}
2997aa40 Mathieu Poirier 2016-02-17  433  
2997aa40 Mathieu Poirier 2016-02-17  434  	/* finally tell HW where we want to start reading from */

:::::: The code at line 431 was first introduced by commit
:::::: 2997aa4063d97fdb39450c6078bd81a7b0504f22 coresight: etb10: implementing AUX API

:::::: TO: Mathieu Poirier <mathieu.poirier@...aro.org>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

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

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