Hi Raag, kernel test robot noticed the following build errors: [auto build test ERROR on drm-xe/drm-xe-next] [also build test ERROR on drm-intel/for-linux-next drm-intel/for-linux-next-fixes drm-tip/drm-tip linus/master v6.12-rc4 next-20241025] [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/Raag-Jadav/drm-Introduce-device-wedged-event/20241025-165119 base: https://gitlab.freedesktop.org/drm/xe/kernel.git drm-xe-next patch link: https://lore.kernel.org/r/20241025084817.144621-2-raag.jadav%40intel.com patch subject: [PATCH v8 1/4] drm: Introduce device wedged event config: alpha-allmodconfig (https://download.01.org/0day-ci/archive/20241026/202410261411.F8079SY8-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 13.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241026/202410261411.F8079SY8-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202410261411.F8079SY8-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/gpu/drm/drm_drv.c:81:10: error: nonconstant array index in initializer 81 | [ffs(DRM_WEDGE_RECOVERY_REBIND) - 1] = "rebind", | ^~~ drivers/gpu/drm/drm_drv.c:81:10: note: (near initialization for 'drm_wedge_recovery_opts') drivers/gpu/drm/drm_drv.c:82:10: error: nonconstant array index in initializer 82 | [ffs(DRM_WEDGE_RECOVERY_BUS_RESET) - 1] = "bus-reset", | ^~~ drivers/gpu/drm/drm_drv.c:82:10: note: (near initialization for 'drm_wedge_recovery_opts') In file included from drivers/gpu/drm/drm_drv.c:30: >> drivers/gpu/drm/drm_drv.c:84:51: error: expression in static assertion is not constant 84 | static_assert(ARRAY_SIZE(drm_wedge_recovery_opts) == ffs(DRM_WEDGE_RECOVERY_BUS_RESET)); include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert' 78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg) | ^~~~ drivers/gpu/drm/drm_drv.c:84:1: note: in expansion of macro 'static_assert' 84 | static_assert(ARRAY_SIZE(drm_wedge_recovery_opts) == ffs(DRM_WEDGE_RECOVERY_BUS_RESET)); | ^~~~~~~~~~~~~ vim +81 drivers/gpu/drm/drm_drv.c 75 76 /* 77 * Available recovery methods for wedged device. To be sent along with device 78 * wedged uevent. 79 */ 80 static const char *const drm_wedge_recovery_opts[] = { > 81 [ffs(DRM_WEDGE_RECOVERY_REBIND) - 1] = "rebind", 82 [ffs(DRM_WEDGE_RECOVERY_BUS_RESET) - 1] = "bus-reset", 83 }; > 84 static_assert(ARRAY_SIZE(drm_wedge_recovery_opts) == ffs(DRM_WEDGE_RECOVERY_BUS_RESET)); 85 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki