[PATCH] dyndbg: add special aux_print framework

[kernel test robot]

Hi Jim,

I love your patch! Yet something to improve:

[auto build test ERROR on tegra-drm/drm/tegra/for-next]
[also build test ERROR on linux/master linus/master v5.14-rc3 next-20210730]
[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-add-special-aux_print-framework/20210801-113749
base:   git://anongit.freedesktop.org/tegra/linux.git drm/tegra/for-next
config: i386-randconfig-r024-20210801 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/1bf22862d95adc83487ade34fe1c42707f94ac4d
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Jim-Cromie/dyndbg-add-special-aux_print-framework/20210801-113749
        git checkout 1bf22862d95adc83487ade34fe1c42707f94ac4d
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>):

   lib/dynamic_debug.c: In function '__dynamic_pr_debug':
>> lib/dynamic_debug.c:651:17: error: 'struct _ddebug' has no member named 'aux_channel'
     651 |   if (descriptor->aux_channel) {
         |                 ^~
   lib/dynamic_debug.c:653:16: error: 'struct _ddebug' has no member named 'aux_channel'
     653 |    (*descriptor->aux_channel)
         |                ^~


vim +651 lib/dynamic_debug.c

   626	
   627	void __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...)
   628	{
   629		va_list args;
   630		struct va_format vaf;
   631		char buf[PREFIX_SIZE] = "";
   632	
   633		BUG_ON(!descriptor);
   634		BUG_ON(!fmt);
   635	
   636		va_start(args, fmt);
   637	
   638		vaf.fmt = fmt;
   639		vaf.va = &args;
   640	
   641		printk(KERN_DEBUG "%s%pV", dynamic_emit_prefix(descriptor, buf), &vaf);
   642	
   643		if (descriptor->flags & _DPRINTK_FLAGS_PRINT_AUX) {
   644			/* our model:
   645			drm_trace_printf("%s%s[" DRM_NAME ":%ps] %pV",
   646					 dev ? dev_name(dev) : "", dev ? " " : "",
   647					 __builtin_return_address(0), &vaf);
   648			*/
   649			pr_info("reached check aux\n");
   650	
 > 651			if (descriptor->aux_channel) {
   652				pr_info("calling aux\n");
   653				(*descriptor->aux_channel)
   654					("%s[DRM_mumble :%ps] %pV", buf,
   655					 __builtin_return_address(0), &vaf);
   656			}
   657		}
   658		va_end(args);
   659	}
   660	EXPORT_SYMBOL(__dynamic_pr_debug);
   661	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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