Hi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on robh/for-next] [also build test WARNING on linus/master v5.11-rc6 next-20210125] [cannot apply to remoteproc/for-next rpmsg/for-next] [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/peng-fan-oss-nxp-com/remoteproc-imx_rproc-support-iMX8MQ-M/20210209-081535 base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next config: x86_64-randconfig-s032-20210209 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.3-215-g0fb77bb6-dirty # https://github.com/0day-ci/linux/commit/d6d510f24530c76a045a1a3fbc56ac411fd53809 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review peng-fan-oss-nxp-com/remoteproc-imx_rproc-support-iMX8MQ-M/20210209-081535 git checkout d6d510f24530c76a045a1a3fbc56ac411fd53809 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64 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/remoteproc/remoteproc_coredump.c:169:53: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const volatile [noderef] __iomem * @@ got void *[assigned] ptr @@ drivers/remoteproc/remoteproc_coredump.c:169:53: sparse: expected void const volatile [noderef] __iomem * drivers/remoteproc/remoteproc_coredump.c:169:53: sparse: got void *[assigned] ptr vim +169 drivers/remoteproc/remoteproc_coredump.c 150 151 static void rproc_copy_segment(struct rproc *rproc, void *dest, 152 struct rproc_dump_segment *segment, 153 size_t offset, size_t size) 154 { 155 void *ptr; 156 bool is_iomem; 157 158 if (segment->dump) { 159 segment->dump(rproc, segment, dest, offset, size); 160 } else { 161 ptr = rproc_da_to_va(rproc, segment->da + offset, size, &is_iomem); 162 if (!ptr) { 163 dev_err(&rproc->dev, 164 "invalid copy request for segment %pad with offset %zu and size %zu)\n", 165 &segment->da, offset, size); 166 memset(dest, 0xff, size); 167 } else { 168 if (is_iomem) > 169 memcpy_fromio(dest, ptr, size); 170 else 171 memcpy(dest, ptr, size); 172 } 173 } 174 } 175 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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