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Fri, 15 Apr 2022 05:30:45 +0000 Date: Fri, 15 Apr 2022 13:30:17 +0800 From: kernel test robot To: Haneen Mohammed Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Sean Paul , Dominik Behr , =?iso-8859-1?Q?St=E9phane?= Marchesin Subject: [jsarha:backport/cros-v4.14-intel-audio 5196/9999] include/drm/drm_print.h:217:2: error: this statement may fall through Message-ID: <202204151349.1jkLAiYB-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Haneen, FYI, the error/warning still remains. tree: https://github.com/jsarha/linux backport/cros-v4.14-intel-audio head: ed5b3159902598be61b23ef22a235d9b1eaa9ad8 commit: 27e31e8e0e7a44982813ec603246138eee221bd4 [5196/9999] BACKPORT: drm: Move debug macros out of drmP.h config: i386-randconfig-a011-20220411 (https://download.01.org/0day-ci/archive/20220415/202204151349.1jkLAiYB-lkp@intel.com/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): # https://github.com/jsarha/linux/commit/27e31e8e0e7a44982813ec603246138eee221bd4 git remote add jsarha https://github.com/jsarha/linux git fetch --no-tags jsarha backport/cros-v4.14-intel-audio git checkout 27e31e8e0e7a44982813ec603246138eee221bd4 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/i915/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from include/drm/drm_mm.h:49:0, from include/drm/drmP.h:73, from drivers/gpu/drm/i915/i915_drv.h:47, from drivers/gpu/drm/i915/intel_drv.h:33, from drivers/gpu/drm/i915/intel_cdclk.c:24: drivers/gpu/drm/i915/intel_cdclk.c: In function 'pnv_get_cdclk': >> include/drm/drm_print.h:217:2: error: this statement may fall through [-Werror=implicit-fallthrough=] drm_printk(KERN_ERR, DRM_UT_NONE, fmt, ##__VA_ARGS__) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/gpu/drm/i915/intel_cdclk.c:318:3: note: in expansion of macro 'DRM_ERROR' DRM_ERROR("Unknown pnv display core clock 0x%04x\n", gcfgc); ^~~~~~~~~ drivers/gpu/drm/i915/intel_cdclk.c:319:2: note: here case GC_DISPLAY_CLOCK_133_MHZ_PNV: ^~~~ cc1: all warnings being treated as errors vim +217 include/drm/drm_print.h 186 187 #define _DRM_PRINTK(once, level, fmt, ...) \ 188 do { \ 189 printk##once(KERN_##level "[" DRM_NAME "] " fmt, \ 190 ##__VA_ARGS__); \ 191 } while (0) 192 193 #define DRM_INFO(fmt, ...) \ 194 _DRM_PRINTK(, INFO, fmt, ##__VA_ARGS__) 195 #define DRM_NOTE(fmt, ...) \ 196 _DRM_PRINTK(, NOTICE, fmt, ##__VA_ARGS__) 197 #define DRM_WARN(fmt, ...) \ 198 _DRM_PRINTK(, WARNING, fmt, ##__VA_ARGS__) 199 200 #define DRM_INFO_ONCE(fmt, ...) \ 201 _DRM_PRINTK(_once, INFO, fmt, ##__VA_ARGS__) 202 #define DRM_NOTE_ONCE(fmt, ...) \ 203 _DRM_PRINTK(_once, NOTICE, fmt, ##__VA_ARGS__) 204 #define DRM_WARN_ONCE(fmt, ...) \ 205 _DRM_PRINTK(_once, WARNING, fmt, ##__VA_ARGS__) 206 207 /** 208 * Error output. 209 * 210 * \param fmt printf() like format string. 211 * \param arg arguments 212 */ 213 #define DRM_DEV_ERROR(dev, fmt, ...) \ 214 drm_dev_printk(dev, KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*",\ 215 fmt, ##__VA_ARGS__) 216 #define DRM_ERROR(fmt, ...) \ > 217 drm_printk(KERN_ERR, DRM_UT_NONE, fmt, ##__VA_ARGS__) 218 -- 0-DAY CI Kernel Test Service https://01.org/lkp