Re: [PATCH 5/5] drm/dp/mst: Provide better debugs for NAK replies

[kbuild test robot <lkp@intel.com>]

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Hi Ville,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on sof-driver-fuweitax/master]
[also build test WARNING on v4.19-rc5 next-20180928]
[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/Ville-Syrjala/drm-dp-mst-Configure-no_stop_bit-correctly-for-remote-i2c-xfers/20180929-040153
base:   https://github.com/fuweitax/linux master
config: m68k-allmodconfig (attached as .config)
compiler: m68k-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=m68k 

All warnings (new ones prefixed by >>):

>> drivers/gpu/drm/drm_dp_mst_topology.c:70:0: warning: "STR" redefined
    #define STR(x) [DP_ ## x] = #x
    
   In file included from arch/m68k/include/asm/irqflags.h:8:0,
                    from include/linux/irqflags.h:16,
                    from arch/m68k/include/asm/atomic.h:6,
                    from include/linux/atomic.h:5,
                    from include/linux/rcupdate.h:38,
                    from include/linux/rculist.h:11,
                    from include/linux/pid.h:5,
                    from include/linux/sched.h:14,
                    from drivers/gpu/drm/drm_dp_mst_topology.c:27:
   arch/m68k/include/asm/entry.h:244:0: note: this is the location of the previous definition
    #define STR(X) STR1(X)
    

vim +/STR +70 drivers/gpu/drm/drm_dp_mst_topology.c

    69	
  > 70	#define STR(x) [DP_ ## x] = #x
    71	

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

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