Hi Takashi, I love your patch! Perhaps something to improve: [auto build test WARNING on tiwai-sound/for-next] [also build test WARNING on linus/master v6.0-rc1 next-20220819] [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/Takashi-Iwai/ALSA-memalloc-Revive-x86-specific-WC-page-allocations-again/20220821-162443 base: https://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git for-next config: openrisc-randconfig-s052-20220821 (https://download.01.org/0day-ci/archive/20220821/202208211945.6Lmqeudy-lkp@xxxxxxxxx/config) compiler: or1k-linux-gcc (GCC) 12.1.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.4-39-gce1a6720-dirty # https://github.com/intel-lab-lkp/linux/commit/86072b28544f52618e4ce8336ba80be1d67f38d9 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Takashi-Iwai/ALSA-memalloc-Revive-x86-specific-WC-page-allocations-again/20220821-162443 git checkout 86072b28544f52618e4ce8336ba80be1d67f38d9 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=openrisc SHELL=/bin/bash sound/core/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp@xxxxxxxxx> sparse warnings: (new ones prefixed by >>) >> sound/core/memalloc.c:289:43: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted gfp_t [usertype] gfp_mask @@ got unsigned long gfp @@ sound/core/memalloc.c:289:43: sparse: expected restricted gfp_t [usertype] gfp_mask sound/core/memalloc.c:289:43: sparse: got unsigned long gfp >> sound/core/memalloc.c:299:52: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned long gfp @@ got restricted gfp_t @@ sound/core/memalloc.c:299:52: sparse: expected unsigned long gfp sound/core/memalloc.c:299:52: sparse: got restricted gfp_t vim +289 sound/core/memalloc.c 37af81c5998f4b Takashi Iwai 2021-06-09 283 37af81c5998f4b Takashi Iwai 2021-06-09 284 /* 37af81c5998f4b Takashi Iwai 2021-06-09 285 * Continuous pages allocator 37af81c5998f4b Takashi Iwai 2021-06-09 286 */ 86072b28544f52 Takashi Iwai 2022-08-21 287 static void *do_alloc_pages(size_t size, dma_addr_t *addr, unsigned long gfp) 37af81c5998f4b Takashi Iwai 2021-06-09 288 { f84ba106a0185b Takashi Iwai 2021-08-04 @289 void *p = alloc_pages_exact(size, gfp); 37af81c5998f4b Takashi Iwai 2021-06-09 290 f84ba106a0185b Takashi Iwai 2021-08-04 291 if (p) 86072b28544f52 Takashi Iwai 2022-08-21 292 *addr = page_to_phys(virt_to_page(p)); f84ba106a0185b Takashi Iwai 2021-08-04 293 return p; 37af81c5998f4b Takashi Iwai 2021-06-09 294 } 37af81c5998f4b Takashi Iwai 2021-06-09 295 86072b28544f52 Takashi Iwai 2022-08-21 296 static void *snd_dma_continuous_alloc(struct snd_dma_buffer *dmab, size_t size) 86072b28544f52 Takashi Iwai 2022-08-21 297 { 86072b28544f52 Takashi Iwai 2022-08-21 298 return do_alloc_pages(size, &dmab->addr, 86072b28544f52 Takashi Iwai 2022-08-21 @299 snd_mem_get_gfp_flags(dmab, GFP_KERNEL)); 86072b28544f52 Takashi Iwai 2022-08-21 300 } 86072b28544f52 Takashi Iwai 2022-08-21 301 -- 0-DAY CI Kernel Test Service https://01.org/lkp
