[kbuild-all] Re: [PATCH] binder: print warnings when detecting oneway spamming.

Hi Martijn, I love your patch! Yet something to improve: [auto build test ERROR on staging/staging-testing] [also build test ERROR on v5.9-rc1 next-20200820] [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/Martijn-Coenen/binder-print-warn... base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git bc752d2f345bf55d71b3422a6a24890ea03168dc config: s390-randconfig-r002-20200818 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 4deda57106f7c9b982a49cb907c33e3966c8de7f) 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 s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): buffers[i] = binder_alloc_new_buf(alloc, sizes[i], 0, 0, 0); ~~~~~~~~~~~~~~~~~~~~ ^ drivers/android/binder_alloc.h:118:30: note: 'binder_alloc_new_buf' declared here extern struct binder_buffer *binder_alloc_new_buf(struct binder_alloc *alloc, ^ 1 error generated. # https://github.com/0day-ci/linux/commit/9d0b269f4468d6793f6fd76a410fdde39... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Martijn-Coenen/binder-print-warnings-when-detecting-oneway-spamming/20200820-155358 git checkout 9d0b269f4468d6793f6fd76a410fdde39dbf6ac2 vim +122 drivers/android/binder_alloc_selftest.c 4175e2b46fd4b9 Sherry Yang 2017-08-23 114 4175e2b46fd4b9 Sherry Yang 2017-08-23 115 static void binder_selftest_alloc_buf(struct binder_alloc *alloc, 4175e2b46fd4b9 Sherry Yang 2017-08-23 116 struct binder_buffer *buffers[], 4175e2b46fd4b9 Sherry Yang 2017-08-23 117 size_t *sizes, int *seq) 4175e2b46fd4b9 Sherry Yang 2017-08-23 118 { 4175e2b46fd4b9 Sherry Yang 2017-08-23 119 int i; 4175e2b46fd4b9 Sherry Yang 2017-08-23 120 4175e2b46fd4b9 Sherry Yang 2017-08-23 121 for (i = 0; i < BUFFER_NUM; i++) { 4175e2b46fd4b9 Sherry Yang 2017-08-23 @122 buffers[i] = binder_alloc_new_buf(alloc, sizes[i], 0, 0, 0); 4175e2b46fd4b9 Sherry Yang 2017-08-23 123 if (IS_ERR(buffers[i]) || 4175e2b46fd4b9 Sherry Yang 2017-08-23 124 !check_buffer_pages_allocated(alloc, buffers[i], 4175e2b46fd4b9 Sherry Yang 2017-08-23 125 sizes[i])) { 4175e2b46fd4b9 Sherry Yang 2017-08-23 126 pr_err_size_seq(sizes, seq); 4175e2b46fd4b9 Sherry Yang 2017-08-23 127 binder_selftest_failures++; 4175e2b46fd4b9 Sherry Yang 2017-08-23 128 } 4175e2b46fd4b9 Sherry Yang 2017-08-23 129 } 4175e2b46fd4b9 Sherry Yang 2017-08-23 130 } 4175e2b46fd4b9 Sherry Yang 2017-08-23 131 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org