linux-kernel - [kevin78:percpu-cleanup 3/4] <command-line>: warning: format '%lx' expects argument of type 'long unsigned int', but argument 5 has type 'phys_addr

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Date:   Tue, 14 Dec 2021 05:34:43 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kefeng Wang <wangkefeng.wang@...wei.com>
Cc:     kbuild-all@...ts.01.org, wangkefeng.wang@...wei.com,
        weiyongjun1@...wei.com, linux-kernel@...r.kernel.org
Subject: [kevin78:percpu-cleanup 3/4] <command-line>: warning: format '%lx'
 expects argument of type 'long unsigned int', but argument 5 has type
 'phys_addr_t' {aka 'long long unsigned int'}

tree:   https://github.com/kevin78/linux.git percpu-cleanup
head:   ec8bef0e65982bb71c931efddde0fca6418e02ba
commit: c3ebf9a83e686d6d3dc8b571493219a64558d536 [3/4] mm: percpu: Add generic pcpu_fc_alloc/free funciton
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20211214/202112140527.SRPXMPJU-lkp@intel.com/config)
compiler: aarch64-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/kevin78/linux/commit/c3ebf9a83e686d6d3dc8b571493219a64558d536
        git remote add kevin78 https://github.com/kevin78/linux.git
        git fetch --no-tags kevin78 percpu-cleanup
        git checkout c3ebf9a83e686d6d3dc8b571493219a64558d536
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash

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 >>):

   mm/percpu.c: In function 'pcpu_fc_alloc':
>> <command-line>: warning: format '%lx' expects argument of type 'long unsigned int', but argument 5 has type 'phys_addr_t' {aka 'long long unsigned int'} [-Wformat=]
   mm/percpu.c:69:21: note: in expansion of macro 'KBUILD_MODNAME'
      69 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
         |                     ^~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:134:29: note: in expansion of macro 'pr_fmt'
     134 |                 func(&id, ##__VA_ARGS__);               \
         |                             ^~~~~~~~~~~
   include/linux/dynamic_debug.h:152:9: note: in expansion of macro '__dynamic_func_call'
     152 |         __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:162:9: note: in expansion of macro '_dynamic_func_call'
     162 |         _dynamic_func_call(fmt, __dynamic_pr_debug,             \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/printk.h:574:9: note: in expansion of macro 'dynamic_pr_debug'
     574 |         dynamic_pr_debug(fmt, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~~
   mm/percpu.c:3011:17: note: in expansion of macro 'pr_debug'
    3011 |                 pr_debug("per cpu data for cpu%d %lu bytes at %016lx\n",
         |                 ^~~~~~~~
   <command-line>: warning: format '%lx' expects argument of type 'long unsigned int', but argument 6 has type 'phys_addr_t' {aka 'long long unsigned int'} [-Wformat=]
   mm/percpu.c:69:21: note: in expansion of macro 'KBUILD_MODNAME'
      69 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
         |                     ^~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:134:29: note: in expansion of macro 'pr_fmt'
     134 |                 func(&id, ##__VA_ARGS__);               \
         |                             ^~~~~~~~~~~
   include/linux/dynamic_debug.h:152:9: note: in expansion of macro '__dynamic_func_call'
     152 |         __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:162:9: note: in expansion of macro '_dynamic_func_call'
     162 |         _dynamic_func_call(fmt, __dynamic_pr_debug,             \
         |         ^~~~~~~~~~~~~~~~~~
   include/linux/printk.h:574:9: note: in expansion of macro 'dynamic_pr_debug'
     574 |         dynamic_pr_debug(fmt, ##__VA_ARGS__)
         |         ^~~~~~~~~~~~~~~~
   mm/percpu.c:3018:17: note: in expansion of macro 'pr_debug'
    3018 |                 pr_debug("per cpu data for cpu%d %lu bytes on node%d at %016lx\n",
         |                 ^~~~~~~~

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