Hi Daniel, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on drm-tip/drm-tip] [cannot apply to sunxi/sunxi/for-next drm-intel/for-linux-next linus/master linux-arm/drm-armada-devel linux-arm/drm-armada-fixes v5.13-rc7 next-20210622] [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/Daniel-Vetter/implicit-fencing-d... base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: x86_64-randconfig-s031-20210622 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://github.com/0day-ci/linux/commit/42de2bd7635cf7c6d79494a3a35512c53... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Daniel-Vetter/implicit-fencing-dma-resv-rules-for-shared-buffers/20210623-005623 git checkout 42de2bd7635cf7c6d79494a3a35512c53196524f # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 1727 | int amdgpu_setparam_ioctl(struct drm_device *dev, void *data, | ^~~~~~~~~~~~~~~~~~~~~ vim +/amdgpu_setparam_ioctl +1727 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c 1726 1728 struct drm_file *filp) 1729 { 1730 struct drm_amdgpu_setparam *setparam = data; 1731 struct amdgpu_fpriv *fpriv = filp->driver_priv; 1732 1733 switch (setparam->param) { 1734 case AMDGPU_SETPARAM_NO_IMPLICIT_SYNC: 1735 if (setparam->value) 1736 WRITE_ONCE(fpriv->vm.no_implicit_sync, true); 1737 else 1738 WRITE_ONCE(fpriv->vm.no_implicit_sync, false); 1739 break; 1740 default: 1741 return -EINVAL; 1742 } 1743 1744 return 0; 1745 } 1746 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org