Hi Mikko, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tegra-drm/drm/tegra/for-next] [also build test WARNING on tegra/for-next linus/master v5.9-rc8 next-20201007] [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] url: https://github.com/0day-ci/linux/commits/Mikko-Perttunen/Host1x-TegraDRM-UAPI/20201008-034403 base: git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next config: arm64-randconfig-r004-20201008 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/c4f5ec983027f2b19e6854a362e23a79e1630100 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Mikko-Perttunen/Host1x-TegraDRM-UAPI/20201008-034403 git checkout c4f5ec983027f2b19e6854a362e23a79e1630100 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/gpu/host1x/fence.c:105:6: warning: no previous prototype for 'host1x_fence_signal' [-Wmissing-prototypes] 105 | void host1x_fence_signal(struct host1x_syncpt_fence *f) | ^~~~~~~~~~~~~~~~~~~ vim +/host1x_fence_signal +105 drivers/gpu/host1x/fence.c 104 > 105 void host1x_fence_signal(struct host1x_syncpt_fence *f) 106 { 107 if (atomic_xchg(&f->signaling, 1)) 108 return; 109 110 /* 111 * Cancel pending timeout work - if it races, it will 112 * not get 'f->signaling' and return. 113 */ 114 cancel_delayed_work_sync(&f->timeout_work); 115 116 host1x_intr_put_ref(f->sp->host, f->sp->id, f->waiter_ref); 117 118 dma_fence_signal(&f->base); 119 dma_fence_put(&f->base); 120 } 121 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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