Hi Jiri, Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on robh/for-next linux/master linus/master v5.12-rc6 next-20210409] [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/Jiri-Prchal/nvmem-eeprom-add-support-for-FRAM/20210409-235546 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git b195b20b7145bcae22ad261abc52d68336f5e913 config: arm64-randconfig-r033-20210409 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project dd453a1389b6a7e6d9214b449d3c54981b1a89b6) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/0day-ci/linux/commit/d335df5f35cd09d8f9d7f14e0bfbad45ab2bc33a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jiri-Prchal/nvmem-eeprom-add-support-for-FRAM/20210409-235546 git checkout d335df5f35cd09d8f9d7f14e0bfbad45ab2bc33a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 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/misc/eeprom/at25.c:169:59: warning: format specifies type 'size_t' >> (aka 'unsigned long') but the argument has type 'int' [-Wformat] dev_dbg(&at25->spi->dev, "read %zu aux bytes --> %zd\n", len, status); ~~~ ^~~ %d include/linux/dev_printk.h:123:39: note: expanded from macro 'dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/dynamic_debug.h:162:19: note: expanded from macro 'dynamic_dev_dbg' dev, fmt, ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/dynamic_debug.h:147:56: note: expanded from macro '_dynamic_func_call' __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__) ^~~~~~~~~~~ include/linux/dynamic_debug.h:129:15: note: expanded from macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); \ ^~~~~~~~~~~ >> drivers/misc/eeprom/at25.c:169:64: warning: format specifies type 'ssize_t' >> (aka 'long') but the argument has type 'int' [-Wformat] dev_dbg(&at25->spi->dev, "read %zu aux bytes --> %zd\n", len, status); ~~~ ^~~~~~ %d include/linux/dev_printk.h:123:39: note: expanded from macro 'dev_dbg' dynamic_dev_dbg(dev, dev_fmt(fmt), ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/dynamic_debug.h:162:19: note: expanded from macro 'dynamic_dev_dbg' dev, fmt, ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/dynamic_debug.h:147:56: note: expanded from macro '_dynamic_func_call' __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__) ^~~~~~~~~~~ include/linux/dynamic_debug.h:129:15: note: expanded from macro '__dynamic_func_call' func(&id, ##__VA_ARGS__); \ ^~~~~~~~~~~ 2 warnings generated. vim +169 drivers/misc/eeprom/at25.c 144 145 /* 146 * read extra registers as ID or serial number 147 */ 148 static int fm25_aux_read(struct at25_data *at25, char *buf, uint8_t command, 149 int len) 150 { 151 int status; 152 struct spi_transfer t[2]; 153 struct spi_message m; 154 155 spi_message_init(&m); 156 memset(t, 0, sizeof(t)); 157 158 t[0].tx_buf = &command; 159 t[0].len = 1; 160 spi_message_add_tail(&t[0], &m); 161 162 t[1].rx_buf = buf; 163 t[1].len = len; 164 spi_message_add_tail(&t[1], &m); 165 166 mutex_lock(&at25->lock); 167 168 status = spi_sync(at25->spi, &m); > 169 dev_dbg(&at25->spi->dev, "read %zu aux bytes --> %zd\n", len, > status); 170 171 mutex_unlock(&at25->lock); 172 return status; 173 } 174 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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