Hi Furquan, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [also build test WARNING on linux/master v5.9 next-20201021] [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/Furquan-Shaikh/firmware-gsmi-Drop-the-use-of-dma_pool_-API-functions/20201021-130247 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git c4d6fe7311762f2e03b3c27ad38df7c40c80cc93 config: i386-allyesconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/66886f5e6d40e829b8a48ab2dbb6615b906290a5 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Furquan-Shaikh/firmware-gsmi-Drop-the-use-of-dma_pool_-API-functions/20201021-130247 git checkout 66886f5e6d40e829b8a48ab2dbb6615b906290a5 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): drivers/firmware/google/gsmi.c: In function 'gsmi_page_alloc': >> drivers/firmware/google/gsmi.c:170:6: warning: right shift count >= width of >> type [-Wshift-count-overflow] 170 | >> 32) { | ^~ vim +170 drivers/firmware/google/gsmi.c 151 152 static struct gsmi_page *gsmi_page_alloc(void) 153 { 154 struct gsmi_page *page_info; 155 156 page_info = kzalloc(sizeof(*page_info), GFP_KERNEL); 157 if (!page_info) { 158 printk(KERN_ERR "gsmi: out of memory\n"); 159 return NULL; 160 } 161 162 page_info->base_address = get_zeroed_page(GFP_KERNEL | GFP_DMA32); 163 if (!page_info->base_address) { 164 printk(KERN_ERR "gsmi: failed to allocate page for buffers\n"); 165 return NULL; 166 } 167 168 /* Ensure the entire buffer is allocated within 32bit address space */ 169 if (virt_to_phys((void *)(page_info->base_address + PAGE_SIZE - 1)) > 170 >> 32) { 171 printk(KERN_ERR "gsmi: allocation not within 32-bit physical address space\n"); 172 free_page(page_info->base_address); 173 kfree(page_info); 174 return NULL; 175 } 176 177 page_info->alloc_size = PAGE_SIZE; 178 179 return page_info; 180 } 181 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
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