From: kernel test robot <lkp@intel.com>
To: Richard Weinberger <richard@nod.at>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [rw-misc:embedded_go_prog 1/1] include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'ssize_t' {aka 'int'}
Date: Tue, 18 Jul 2023 07:05:02 +0800 [thread overview]
Message-ID: <202307180629.FjoLoRM8-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/rw/misc.git embedded_go_prog
head: 58a51666e0ed2b23253048b0616ee5879361cc4a
commit: 58a51666e0ed2b23253048b0616ee5879361cc4a [1/1] misc: Add demo driver for user mode driver usage
config: openrisc-randconfig-r024-20230717 (https://download.01.org/0day-ci/archive/20230718/202307180629.FjoLoRM8-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230718/202307180629.FjoLoRM8-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307180629.FjoLoRM8-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:22,
from ./arch/openrisc/include/generated/asm/bug.h:1,
from include/linux/bug.h:5,
from include/linux/thread_info.h:13,
from include/asm-generic/current.h:5,
from ./arch/openrisc/include/generated/asm/current.h:1,
from include/linux/sched.h:12,
from include/linux/freezer.h:8,
from drivers/misc/embedded_prog/eprog_kern.c:2:
drivers/misc/embedded_prog/eprog_kern.c: In function 'eprog_thread':
>> include/linux/kern_levels.h:5:25: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'ssize_t' {aka 'int'} [-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/printk.h:427:25: note: in definition of macro 'printk_index_wrap'
427 | _p_func(_fmt, ##__VA_ARGS__); \
| ^~~~
include/linux/printk.h:498:9: note: in expansion of macro 'printk'
498 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~
include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:498:16: note: in expansion of macro 'KERN_ERR'
498 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
drivers/misc/embedded_prog/eprog_kern.c:46:25: note: in expansion of macro 'pr_err'
46 | pr_err("Fatal error while reading from userspace: %ld\n", nread);
| ^~~~~~
vim +5 include/linux/kern_levels.h
314ba3520e513a Joe Perches 2012-07-30 4
04d2c8c83d0e3a Joe Perches 2012-07-30 @5 #define KERN_SOH "\001" /* ASCII Start Of Header */
04d2c8c83d0e3a Joe Perches 2012-07-30 6 #define KERN_SOH_ASCII '\001'
04d2c8c83d0e3a Joe Perches 2012-07-30 7
:::::: The code at line 5 was first introduced by commit
:::::: 04d2c8c83d0e3ac5f78aeede51babb3236200112 printk: convert the format for KERN_<LEVEL> to a 2 byte pattern
:::::: TO: Joe Perches <joe@perches.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2023-07-17 23:05 UTC|newest]
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