[kbuild-all] [android-common:android13-5.15 1/3] mm/memory_hotplug.c:1505:17: warning: format specifies type 'unsigned long' but the argument has type 'u64' (aka 'unsigned long long')

Friday, 10 December 2021

tree:   https://android.googlesource.com/kernel/common android13-5.15
head:   5c9cf613be14804250ff56fe5651760b3acf2c91
commit: 42db6c2e985bd4805fd6c74a6e8749cf72e084a7 [1/3] ANDROID: mm/memory_hotplug:
implement {add/remove}_memory_subsection
config: x86_64-randconfig-r021-20211210
(https://download.01.org/0day-ci/archive/20211210/202112101536.eWkoI5S7-lk...)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project
097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a)
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
        git remote add android-common https://android.googlesource.com/kernel/common
        git fetch --no-tags android-common android13-5.15
        git checkout 42db6c2e985bd4805fd6c74a6e8749cf72e084a7
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir
ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com&gt;

All warnings (new ones prefixed by >>):

...
> mm/memory_hotplug.c:1505:17: warning: format specifies type
'unsigned long' but the argument has type 'u64' (aka 'unsigned long
long') [-Wformat]                               __func__, start, size);
                                        ^~~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:1505:24: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, size);
                                               ^~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:1525:17: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, size);
                                        ^~~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:1525:24: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, size);
                                               ^~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:2304:17: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, size);
                                        ^~~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:2304:24: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, size);
                                               ^~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:2312:17: warning: format specifies type 'unsigned long' but
the argument has type 'u64' (aka 'unsigned long long') [-Wformat]
                              __func__, start, start + size);
                                        ^~~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   mm/memory_hotplug.c:2312:24: warning: format specifies type 'unsigned long' but
the argument has type 'unsigned long long' [-Wformat]
                              __func__, start, start + size);
                                               ^~~~~~~~~~~~
   include/linux/printk.h:493:33: note: expanded from macro 'pr_err'
           printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
                                  ~~~     ^~~~~~~~~~~
   include/linux/printk.h:450:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:422:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   8 warnings generated.

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for ASYNC_TX_ENABLE_CHANNEL_SWITCH
   Depends on DMADEVICES
   Selected by
   - GKI_HIDDEN_DMA_CONFIGS

vim +1505 mm/memory_hotplug.c

  1492	
  1493	int add_memory_subsection(int nid, u64 start, u64 size)
  1494	{
  1495		struct mhp_params params = { .pgprot = PAGE_KERNEL };
  1496		struct resource *res;
  1497		int ret;
  1498	
  1499		if (size == memory_block_size_bytes())
  1500			return add_memory(nid, start, size, MHP_NONE);
  1501	
  1502		if (!IS_ALIGNED(start, SUBSECTION_SIZE) ||
  1503		    !IS_ALIGNED(size, SUBSECTION_SIZE)) {
  1504			pr_err("%s: start 0x%lx size 0x%lx not aligned to subsection size\n",
...
 1505				   __func__, start, size);   1506			return -EINVAL;
  1507		}
  1508	
  1509		res = register_memory_resource(start, size, "System RAM");
  1510		if (IS_ERR(res))
  1511			return PTR_ERR(res);
  1512	
  1513		mem_hotplug_begin();
  1514	
  1515		nid = memory_add_physaddr_to_nid(start);
  1516	
  1517		if (IS_ENABLED(CONFIG_ARCH_KEEP_MEMBLOCK))
  1518			memblock_add_node(start, size, nid);
  1519	
  1520		ret = arch_add_memory(nid, start, size, &params);
  1521		if (ret) {
  1522			if (IS_ENABLED(CONFIG_ARCH_KEEP_MEMBLOCK))
  1523				memblock_remove(start, size);
  1524			pr_err("%s failed to add subsection start 0x%lx size 0x%lx\n",
  1525				   __func__, start, size);
  1526		}
  1527		mem_hotplug_done();
  1528	
  1529		return ret;
  1530	}
  1531	EXPORT_SYMBOL_GPL(add_memory_subsection);
  1532	

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

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[kbuild-all] [android-common:android13-5.15 1/3] mm/memory_hotplug.c:1505:17: warning: format specifies type 'unsigned long' but the argument has type 'u64' (aka 'unsigned long long')