Hi Mathieu, I love your patch! Perhaps something to improve: [auto build test WARNING on next-20200921] [cannot apply to linux/master linus/master rpmsg/for-next v5.9-rc6 v5.9-rc5 v5.9-rc4 v5.9-rc6] [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/Mathieu-Poirier/rpmsg-Make-RPMSG-name-service-modular/20200922-081745 base: b10b8ad862118bf42c28a98b0f067619aadcfb23 config: i386-randconfig-s001-20200921 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-201-g24bdaac6-dirty # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio16 [usertype] val @@ got unsigned short [usertype] val @@ >> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse: expected restricted __virtio16 [usertype] val >> drivers/rpmsg/virtio_rpmsg_bus.c:165:43: sparse: got unsigned short [usertype] val >> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned short @@ got restricted __virtio16 @@ >> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse: expected unsigned short >> drivers/rpmsg/virtio_rpmsg_bus.c:173:31: sparse: got restricted __virtio16 >> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio32 [usertype] val @@ got unsigned int [usertype] val @@ >> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse: expected restricted __virtio32 [usertype] val >> drivers/rpmsg/virtio_rpmsg_bus.c:181:43: sparse: got unsigned int [usertype] val >> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse: sparse: incorrect type in return expression (different base types) @@ expected unsigned int @@ got restricted __virtio32 @@ >> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse: expected unsigned int >> drivers/rpmsg/virtio_rpmsg_bus.c:189:31: sparse: got restricted __virtio32 # https://github.com/0day-ci/linux/commit/dd032e0b67fcd6197fed6b6a35c14fa07934a9b4 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Mathieu-Poirier/rpmsg-Make-RPMSG-name-service-modular/20200922-081745 git checkout dd032e0b67fcd6197fed6b6a35c14fa07934a9b4 vim +165 drivers/rpmsg/virtio_rpmsg_bus.c 159 160 static u16 virtio_rpmsg_transport16_to_cpu(struct rpmsg_device *rpdev, u16 val) 161 { 162 struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev); 163 struct virtproc_info *vrp = vch->vrp; 164 > 165 return virtio16_to_cpu(vrp->vdev, val); 166 } 167 168 static u16 virtio_rpmsg_cpu_to_transport16(struct rpmsg_device *rpdev, u16 val) 169 { 170 struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev); 171 struct virtproc_info *vrp = vch->vrp; 172 > 173 return cpu_to_virtio16(vrp->vdev, val); 174 } 175 176 static u32 virtio_rpmsg_transport32_to_cpu(struct rpmsg_device *rpdev, u32 val) 177 { 178 struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev); 179 struct virtproc_info *vrp = vch->vrp; 180 > 181 return virtio32_to_cpu(vrp->vdev, val); 182 } 183 184 static u32 virtio_rpmsg_cpu_to_transport32(struct rpmsg_device *rpdev, u32 val) 185 { 186 struct virtio_rpmsg_channel *vch = to_virtio_rpmsg_channel(rpdev); 187 struct virtproc_info *vrp = vch->vrp; 188 > 189 return cpu_to_virtio32(vrp->vdev, val); 190 } 191 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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