Hi Woody, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on staging/staging-testing] url: https://github.com/0day-ci/linux/commits/Woody-Lin/ANDROID-staging-add-userpanic-dev-driver/20210826-173040 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git a69bbd2f77a6e26b2b1c3d7fcc5c715169dc01c5 config: mips-allyesconfig (attached as .config) compiler: mips-linux-gcc (GCC) 11.2.0 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 # https://github.com/0day-ci/linux/commit/89dde12be7959a5a75172d0609d344f104d80070 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Woody-Lin/ANDROID-staging-add-userpanic-dev-driver/20210826-173040 git checkout 89dde12be7959a5a75172d0609d344f104d80070 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): In file included from include/linux/printk.h:7, from include/asm-generic/bug.h:22, from arch/mips/include/asm/bug.h:42, from include/linux/bug.h:5, from include/linux/mmdebug.h:5, from include/linux/gfp.h:5, from include/linux/slab.h:15, from drivers/staging/android/userpanic-dev.c:11: drivers/staging/android/userpanic-dev.c: In function 'userpanic_device_ioctl': >> include/linux/kern_levels.h:5:25: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH' 11 | #define KERN_ERR KERN_SOH "3" /* error conditions */ | ^~~~~~~~ include/linux/printk.h:390:16: note: in expansion of macro 'KERN_ERR' 390 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~ drivers/staging/android/userpanic-dev.c:61:25: note: in expansion of macro 'pr_err' 61 | pr_err("failed to strndup .title_uaddr: %d\n", PTR_ERR(title)); | ^~~~~~ >> include/linux/kern_levels.h:5:25: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH' 11 | #define KERN_ERR KERN_SOH "3" /* error conditions */ | ^~~~~~~~ include/linux/printk.h:390:16: note: in expansion of macro 'KERN_ERR' 390 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~ drivers/staging/android/userpanic-dev.c:69:33: note: in expansion of macro 'pr_err' 69 | pr_err("failed to strndup .msg_uaddr: %d\n", PTR_ERR(msg)); | ^~~~~~ vim +5 include/linux/kern_levels.h 314ba3520e513a Joe Perches 2012-07-30 4 04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */ 04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001' 04d2c8c83d0e3a Joe Perches 2012-07-30 7 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
