[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'}

From: kernel test robot
Date: Tue Apr 05 2022 - 00:10:14 EST


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@xxxxxxxxx/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@xxxxxxxxx>

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@xxxxxxxxxx>
:::::: CC: David Howells <dhowells@xxxxxxxxxx>

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https://01.org/lkp