Hi Jim, I love your patch! Yet something to improve:
[auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on linux/master tegra-drm/drm/tegra/for-next drm-tip/drm-tip linus/master v5.9-rc2 next-20200826] [cannot apply to drm/drm-next] [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/Jim-Cromie/dyndbg-POC-use-dynamic_debug_exec_queries-in-DRM/20200827-010409 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: microblaze-randconfig-r006-20200826 (attached as .config) compiler: microblaze-linux-gcc (GCC) 9.3.0 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 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): In file included from drivers/gpu/drm/drm_print.c:30: include/linux/dynamic_debug.h: In function 'ddebug_dyndbg_module_param_cb': >> include/linux/dynamic_debug.h:196:3: error: implicit declaration of function >> 'printk'; did you mean 'bprintf'? [-Werror=implicit-function-declaration] 196 | printk(KERN_WARNING "dyndbg param is supported only in " | ^~~~~~ | bprintf >> include/linux/dynamic_debug.h:196:10: error: 'KERN_WARNING' undeclared >> (first use in this function) 196 | printk(KERN_WARNING "dyndbg param is supported only in " | ^~~~~~~~~~~~ include/linux/dynamic_debug.h:196:10: note: each undeclared identifier is reported only once for each function it appears in >> include/linux/dynamic_debug.h:196:22: error: expected ')' before string >> constant 196 | printk(KERN_WARNING "dyndbg param is supported only in " | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | ) In file included from include/linux/kernel.h:15, from include/asm-generic/bug.h:19, from ./arch/microblaze/include/generated/asm/bug.h:1, from include/linux/bug.h:5, from include/linux/io.h:11, from drivers/gpu/drm/drm_print.c:31: include/linux/printk.h: At top level: >> include/linux/printk.h:171:5: error: conflicting types for 'printk' 171 | int printk(const char *fmt, ...); | ^~~~~~ include/linux/printk.h:171:1: note: a parameter list with an ellipsis can't match an empty parameter name list declaration 171 | int printk(const char *fmt, ...); | ^~~ In file included from drivers/gpu/drm/drm_print.c:30: include/linux/dynamic_debug.h:196:3: note: previous implicit declaration of 'printk' was here 196 | printk(KERN_WARNING "dyndbg param is supported only in " | ^~~~~~ drivers/gpu/drm/drm_print.c: In function 'param_set_dyndbg': >> drivers/gpu/drm/drm_print.c:70:11: error: implicit declaration of function >> 'dynamic_debug_exec_queries' [-Werror=implicit-function-declaration] 70 | chgct = dynamic_debug_exec_queries("module=drm* +p", NULL); | ^~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors # https://github.com/0day-ci/linux/commit/ad959a93dccb8fe5deb5a7da3e22049779571b9b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jim-Cromie/dyndbg-POC-use-dynamic_debug_exec_queries-in-DRM/20200827-010409 git checkout ad959a93dccb8fe5deb5a7da3e22049779571b9b vim +196 include/linux/dynamic_debug.h e9d376f0fa66bd6 Jason Baron 2009-02-05 190 b48420c1d3019ce Jim Cromie 2012-04-27 191 static inline int ddebug_dyndbg_module_param_cb(char *param, char *val, b48420c1d3019ce Jim Cromie 2012-04-27 192 const char *modname) b48420c1d3019ce Jim Cromie 2012-04-27 193 { b48420c1d3019ce Jim Cromie 2012-04-27 194 if (strstr(param, "dyndbg")) { 516cf1be07cf3ab Jim Cromie 2012-05-01 195 /* avoid pr_warn(), which wants pr_fmt() fully defined */ 516cf1be07cf3ab Jim Cromie 2012-05-01 @196 printk(KERN_WARNING "dyndbg param is supported only in " b48420c1d3019ce Jim Cromie 2012-04-27 197 "CONFIG_DYNAMIC_DEBUG builds\n"); b48420c1d3019ce Jim Cromie 2012-04-27 198 return 0; /* allow and ignore */ b48420c1d3019ce Jim Cromie 2012-04-27 199 } b48420c1d3019ce Jim Cromie 2012-04-27 200 return -EINVAL; b48420c1d3019ce Jim Cromie 2012-04-27 201 } b48420c1d3019ce Jim Cromie 2012-04-27 202 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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