[ammarfaizi2-block:dhowells/linux-fs/netfs-maple 8/40] fs/netfs/misc.c:18:46: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int')

[kernel test robot]

tree:   https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-maple
head:   674eea41fc70a740ff83ec590f9833f805852464
commit: cae8dd85733f703374474ed433b8263263d4fa7f [8/40] netfs: Provide invalidatepage and releasepage calls
config: i386-randconfig-a015 (https://download.01.org/0day-ci/archive/20220405/202204051354.4g0Q01jJ-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c4a1b07d0979e7ff20d7d541af666d822d66b566)
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/ammarfaizi2/linux-block/commit/cae8dd85733f703374474ed433b8263263d4fa7f
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-maple
        git checkout cae8dd85733f703374474ed433b8263263d4fa7f
        # 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=i386 SHELL=/bin/bash fs/netfs/

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

All warnings (new ones prefixed by >>):

>> fs/netfs/misc.c:18:46: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat]
           _enter("{%lx},%lx,%lx", folio_index(folio), offset, length);
                         ~~~                           ^~~~~~
                         %zx
   fs/netfs/internal.h:164:65: note: expanded from macro '_enter'
   #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
                                               ~~~                 ^~~~~~~~~~~
   include/linux/printk.h:132:17: note: expanded from macro 'no_printk'
                   printk(fmt, ##__VA_ARGS__);             \
                          ~~~    ^~~~~~~~~~~
   include/linux/printk.h:446:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   fs/netfs/misc.c:18:54: warning: format specifies type 'unsigned long' but the argument has type 'size_t' (aka 'unsigned int') [-Wformat]
           _enter("{%lx},%lx,%lx", folio_index(folio), offset, length);
                             ~~~                               ^~~~~~
                             %zx
   fs/netfs/internal.h:164:65: note: expanded from macro '_enter'
   #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
                                               ~~~                 ^~~~~~~~~~~
   include/linux/printk.h:132:17: note: expanded from macro 'no_printk'
                   printk(fmt, ##__VA_ARGS__);             \
                          ~~~    ^~~~~~~~~~~
   include/linux/printk.h:446:60: note: expanded from macro 'printk'
   #define printk(fmt, ...) printk_index_wrap(_printk, fmt, ##__VA_ARGS__)
                                                       ~~~    ^~~~~~~~~~~
   include/linux/printk.h:418:19: note: expanded from macro 'printk_index_wrap'
                   _p_func(_fmt, ##__VA_ARGS__);                           \
                           ~~~~    ^~~~~~~~~~~
   2 warnings generated.


vim +18 fs/netfs/misc.c

    10	
    11	/*
    12	 * Invalidate part or all of a folio
    13	 * - release a folio and clean up its private data if offset is 0 (indicating
    14	 *   the entire folio)
    15	 */
    16	void netfs_invalidate_folio(struct folio *folio, size_t offset, size_t length)
    17	{
  > 18		_enter("{%lx},%lx,%lx", folio_index(folio), offset, length);
    19	
    20		folio_wait_fscache(folio);
    21	}
    22	EXPORT_SYMBOL(netfs_invalidate_folio);
    23	

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