linux-kernel - Re: [PATCH 1/3] drm/i915: place selftest preparation on a separate function

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Date:   Sat, 3 Dec 2022 02:16:39 +0800
From:   kernel test robot <lkp@...el.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-media@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        "Jason A. Donenfeld" <Jason@...c4.com>,
        Toke Høiland-Jørgensen <toke@...e.dk>,
        Andi Shyti <andi.shyti@...ux.intel.com>,
        Chuck Lever <chuck.lever@...cle.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...il.com>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Matt Roper <matthew.d.roper@...el.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        Yury Norov <yury.norov@...il.com>,
        dri-devel@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] drm/i915: place selftest preparation on a separate
 function

Hi Mauro,

I love your patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-intel/for-linux-next-fixes drm-tip/drm-tip drm/drm-next drm-misc/drm-misc-next linus/master v6.1-rc7 next-20221202]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Mauro-Carvalho-Chehab/Add-KUnit-support-for-i915-mock-selftests/20221201-203541
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
patch link:    https://lore.kernel.org/r/c0ebcad250fc68e4822a921d7ea7a63ae16d381f.1669897668.git.mchehab%40kernel.org
patch subject: [PATCH 1/3] drm/i915: place selftest preparation on a separate function
config: i386-randconfig-a004
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/intel-lab-lkp/linux/commit/1a66d45e9cb9e62baf4eef1e30ddaed30269d3b9
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Mauro-Carvalho-Chehab/Add-KUnit-support-for-i915-mock-selftests/20221201-203541
        git checkout 1a66d45e9cb9e62baf4eef1e30ddaed30269d3b9
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

   In file included from drivers/gpu/drm/i915/i915_driver.c:52:
   In file included from drivers/gpu/drm/i915/display/intel_display_types.h:49:
   In file included from drivers/gpu/drm/i915/i915_vma.h:33:
   In file included from drivers/gpu/drm/i915/gt/intel_ggtt_fencing.h:12:
   In file included from drivers/gpu/drm/i915/i915_active.h:13:
   In file included from drivers/gpu/drm/i915/i915_request.h:34:
   In file included from drivers/gpu/drm/i915/gem/i915_gem_context_types.h:20:
   In file included from drivers/gpu/drm/i915/gt/intel_context_types.h:18:
   In file included from drivers/gpu/drm/i915/gt/intel_engine_types.h:23:
>> drivers/gpu/drm/i915/i915_selftest.h:117:55: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions]
   static inline void i915_prepare_selftests(const char *) {};
                                                         ^
   1 warning generated.
--
   In file included from drivers/gpu/drm/i915/i915_sw_fence.c:13:
>> drivers/gpu/drm/i915/i915_selftest.h:117:55: warning: omitting the parameter name in a function definition is a C2x extension [-Wc2x-extensions]
   static inline void i915_prepare_selftests(const char *) {};
                                                         ^
   drivers/gpu/drm/i915/i915_sw_fence.c:97:20: warning: unused function 'debug_fence_init_onstack' [-Wunused-function]
   static inline void debug_fence_init_onstack(struct i915_sw_fence *fence)
                      ^
   drivers/gpu/drm/i915/i915_sw_fence.c:118:20: warning: unused function 'debug_fence_free' [-Wunused-function]
   static inline void debug_fence_free(struct i915_sw_fence *fence)
                      ^
   3 warnings generated.


vim +117 drivers/gpu/drm/i915/i915_selftest.h

   116	
 > 117	static inline void i915_prepare_selftests(const char *) {};
   118	static inline int i915_mock_selftests(void) { return 0; }
   119	static inline int i915_live_selftests(struct pci_dev *pdev) { return 0; }
   120	static inline int i915_perf_selftests(struct pci_dev *pdev) { return 0; }
   121	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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