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Date:   Sun, 3 Jan 2021 07:12:38 +0800
From:   kernel test robot <lkp@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: <command-line>: warning: format '%lx' expects argument of type 'long
 unsigned int', but argument 4 has type 's64' {aka 'long long int'}

Hi Greg,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   3516bd729358a2a9b090c1905bd2a3fa926e24c6
commit: 239a5791ffd5559f51815df442c4dbbe7fc21ade dynamic_debug: allow to work if debugfs is disabled
date:   11 months ago
config: ia64-randconfig-r003-20210103 (attached as .config)
compiler: ia64-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
        # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=239a5791ffd5559f51815df442c4dbbe7fc21ade
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 239a5791ffd5559f51815df442c4dbbe7fc21ade
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 

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

All warnings (new ones prefixed by >>):

   In file included from arch/ia64/include/asm/pgtable.h:154,
                    from include/linux/mm.h:94,
                    from arch/ia64/include/asm/uaccess.h:38,
                    from include/linux/uaccess.h:11,
                    from drivers/cpufreq/ia64-acpi-cpufreq.c:21:
   arch/ia64/include/asm/mmu_context.h: In function 'reload_context':
   arch/ia64/include/asm/mmu_context.h:137:41: warning: variable 'old_rr4' set but not used [-Wunused-but-set-variable]
     137 |  unsigned long rr0, rr1, rr2, rr3, rr4, old_rr4;
         |                                         ^~~~~~~
   drivers/cpufreq/ia64-acpi-cpufreq.c: In function 'processor_set_pstate':
>> <command-line>: warning: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 's64' {aka 'long long int'} [-Wformat=]
   <command-line>: note: in definition of macro 'KBUILD_MODNAME'
   include/linux/dynamic_debug.h:125:15: note: in expansion of macro 'pr_fmt'
     125 |   func(&id, ##__VA_ARGS__);  \
         |               ^~~~~~~~~~~
   include/linux/dynamic_debug.h:143:2: note: in expansion of macro '__dynamic_func_call'
     143 |  __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:153:2: note: in expansion of macro '_dynamic_func_call'
     153 |  _dynamic_func_call(fmt, __dynamic_pr_debug,  \
         |  ^~~~~~~~~~~~~~~~~~
   include/linux/printk.h:335:2: note: in expansion of macro 'dynamic_pr_debug'
     335 |  dynamic_pr_debug(fmt, ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~~
   drivers/cpufreq/ia64-acpi-cpufreq.c:57:3: note: in expansion of macro 'pr_debug'
      57 |   pr_debug("Failed to set freq to 0x%x, with error 0x%lx\n",
         |   ^~~~~~~~
   drivers/cpufreq/ia64-acpi-cpufreq.c: In function 'processor_get_pstate':
   <command-line>: warning: format '%lx' expects argument of type 'long unsigned int', but argument 3 has type 's64' {aka 'long long int'} [-Wformat=]
   <command-line>: note: in definition of macro 'KBUILD_MODNAME'
   include/linux/dynamic_debug.h:125:15: note: in expansion of macro 'pr_fmt'
     125 |   func(&id, ##__VA_ARGS__);  \
         |               ^~~~~~~~~~~
   include/linux/dynamic_debug.h:143:2: note: in expansion of macro '__dynamic_func_call'
     143 |  __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:153:2: note: in expansion of macro '_dynamic_func_call'
     153 |  _dynamic_func_call(fmt, __dynamic_pr_debug,  \
         |  ^~~~~~~~~~~~~~~~~~
   include/linux/printk.h:335:2: note: in expansion of macro 'dynamic_pr_debug'
     335 |  dynamic_pr_debug(fmt, ##__VA_ARGS__)
         |  ^~~~~~~~~~~~~~~~
   drivers/cpufreq/ia64-acpi-cpufreq.c:79:3: note: in expansion of macro 'pr_debug'
      79 |   pr_debug("Failed to get current freq with "
         |   ^~~~~~~~

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

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