[ammarfaizi2-block:dhowells/linux-fs/netfs-maple 8/40] fs/netfs/internal.h:164:36: warning: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'}

[ammarfaizi2-block:dhowells/linux-fs/netfs-maple 8/40] fs/netfs/internal.h:164:36: warning: format '%lx' expects argument of type 'long unsigned int', but argument 4 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: parisc-randconfig-r003-20220405 (https://download.01.org/0day-ci/archive/20220405/202204051231.5tNC2hZE-lkp@intel.com/config)
compiler: hppa-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/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=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash fs/

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

All warnings (new ones prefixed by >>):

   In file included from include/linux/kernel.h:29,
                    from arch/parisc/include/asm/bug.h:5,
                    from include/linux/bug.h:5,
                    from include/linux/thread_info.h:13,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/parisc/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/spinlock.h:55,
                    from include/linux/swap.h:5,
                    from fs/netfs/misc.c:8:
   fs/netfs/misc.c: In function 'netfs_invalidate_folio':
>> fs/netfs/internal.h:164:36: warning: format '%lx' expects argument of type 'long unsigned int', but argument 4 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
     164 | #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
         |                                    ^~~~~~~~~
   include/linux/printk.h:418:25: note: in definition of macro 'printk_index_wrap'
     418 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:132:17: note: in expansion of macro 'printk'
     132 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   fs/netfs/internal.h:164:26: note: in expansion of macro 'no_printk'
     164 | #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
         |                          ^~~~~~~~~
   fs/netfs/misc.c:18:9: note: in expansion of macro '_enter'
      18 |         _enter("{%lx},%lx,%lx", folio_index(folio), offset, length);
         |         ^~~~~~
   fs/netfs/internal.h:164:36: warning: format '%lx' expects argument of type 'long unsigned int', but argument 5 has type 'size_t' {aka 'unsigned int'} [-Wformat=]
     164 | #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
         |                                    ^~~~~~~~~
   include/linux/printk.h:418:25: note: in definition of macro 'printk_index_wrap'
     418 |                 _p_func(_fmt, ##__VA_ARGS__);                           \
         |                         ^~~~
   include/linux/printk.h:132:17: note: in expansion of macro 'printk'
     132 |                 printk(fmt, ##__VA_ARGS__);             \
         |                 ^~~~~~
   fs/netfs/internal.h:164:26: note: in expansion of macro 'no_printk'
     164 | #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)
         |                          ^~~~~~~~~
   fs/netfs/misc.c:18:9: note: in expansion of macro '_enter'
      18 |         _enter("{%lx},%lx,%lx", folio_index(folio), offset, length);
         |         ^~~~~~


vim +164 fs/netfs/internal.h

3d3c95046742e4 David Howells 2020-05-13  162  
3d3c95046742e4 David Howells 2020-05-13  163  #else
3d3c95046742e4 David Howells 2020-05-13 @164  #define _enter(FMT, ...) no_printk("==> %s("FMT")", __func__, ##__VA_ARGS__)

:::::: The code at line 164 was first introduced by commit
:::::: 3d3c95046742e4eebaa4b891b0b01cbbed94ebbd netfs: Provide readahead and readpage netfs helpers

:::::: TO: David Howells <dhowells@redhat.com>
:::::: CC: David Howells <dhowells@redhat.com>

-- 
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