[android-common:android-4.14-q 3/3] include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 2 has type 'ssize_t'

[android-common:android-4.14-q 3/3] include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 2 has type 'ssize_t'

[kbuild test robot]

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tree:   https://android.googlesource.com/kernel/common android-4.14-q
head:   ca76d7591354498239b77dd5f07ba33750b4a23f
commit: ca76d7591354498239b77dd5f07ba33750b4a23f [3/3] ANDROID: overlayfs: internal getxattr operations without sepolicy checking
config: x86_64-randconfig-a004-201944 (attached as .config)
compiler: gcc-4.9 (Debian 4.9.2-10+deb8u1) 4.9.2
reproduce:
        git checkout ca76d7591354498239b77dd5f07ba33750b4a23f
        # save the attached .config to linux build tree
        make ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

   In file included from fs/overlayfs/namei.c:14:0:
   fs/overlayfs/namei.c: In function 'ovl_check_redirect':
>> include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 2 has type 'ssize_t' [-Wformat=]
     struct ratelimit_state name =     \
            ^
>> include/linux/printk.h:422:9: note: in expansion of macro 'DEFINE_RATELIMIT_STATE'
     static DEFINE_RATELIMIT_STATE(_rs,    \
            ^
>> include/linux/printk.h:443:2: note: in expansion of macro 'printk_ratelimited'
     printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
     ^
   fs/overlayfs/namei.c:88:2: note: in expansion of macro 'pr_warn_ratelimited'
     pr_warn_ratelimited("overlayfs: failed to get redirect (%i)\n", res);
     ^
--
   In file included from fs/overlayfs/inode.c:15:0:
   fs/overlayfs/inode.c: In function 'ovl_get_nlink':
   include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 3 has type 'ssize_t' [-Wformat=]
     struct ratelimit_state name =     \
            ^
>> include/linux/printk.h:422:9: note: in expansion of macro 'DEFINE_RATELIMIT_STATE'
     static DEFINE_RATELIMIT_STATE(_rs,    \
            ^
>> include/linux/printk.h:443:2: note: in expansion of macro 'printk_ratelimited'
     printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
     ^
   fs/overlayfs/inode.c:570:2: note: in expansion of macro 'pr_warn_ratelimited'
     pr_warn_ratelimited("overlayfs: failed to get index nlink (%pd2, err=%i)\n",
     ^
--
   In file included from fs//overlayfs/namei.c:14:0:
   fs//overlayfs/namei.c: In function 'ovl_check_redirect':
>> include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 2 has type 'ssize_t' [-Wformat=]
     struct ratelimit_state name =     \
            ^
>> include/linux/printk.h:422:9: note: in expansion of macro 'DEFINE_RATELIMIT_STATE'
     static DEFINE_RATELIMIT_STATE(_rs,    \
            ^
>> include/linux/printk.h:443:2: note: in expansion of macro 'printk_ratelimited'
     printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
     ^
   fs//overlayfs/namei.c:88:2: note: in expansion of macro 'pr_warn_ratelimited'
     pr_warn_ratelimited("overlayfs: failed to get redirect (%i)\n", res);
     ^
--
   In file included from fs//overlayfs/inode.c:15:0:
   fs//overlayfs/inode.c: In function 'ovl_get_nlink':
   include/linux/ratelimit.h:37:9: warning: format '%i' expects argument of type 'int', but argument 3 has type 'ssize_t' [-Wformat=]
     struct ratelimit_state name =     \
            ^
>> include/linux/printk.h:422:9: note: in expansion of macro 'DEFINE_RATELIMIT_STATE'
     static DEFINE_RATELIMIT_STATE(_rs,    \
            ^
>> include/linux/printk.h:443:2: note: in expansion of macro 'printk_ratelimited'
     printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
     ^
   fs//overlayfs/inode.c:570:2: note: in expansion of macro 'pr_warn_ratelimited'
     pr_warn_ratelimited("overlayfs: failed to get index nlink (%pd2, err=%i)\n",
     ^

vim +37 include/linux/ratelimit.h

717115e1a5856b Dave Young      2008-07-25  25  
89e3f90995b370 Dmitry Monakhov 2014-12-12  26  #define RATELIMIT_STATE_INIT(name, interval_init, burst_init) {		\
07354eb1a74d1e Thomas Gleixner 2009-07-25  27  		.lock		= __RAW_SPIN_LOCK_UNLOCKED(name.lock),	\
979f693def9084 Ingo Molnar     2009-09-22  28  		.interval	= interval_init,			\
979f693def9084 Ingo Molnar     2009-09-22  29  		.burst		= burst_init,				\
979f693def9084 Ingo Molnar     2009-09-22  30  	}
717115e1a5856b Dave Young      2008-07-25  31  
89e3f90995b370 Dmitry Monakhov 2014-12-12  32  #define RATELIMIT_STATE_INIT_DISABLED					\
89e3f90995b370 Dmitry Monakhov 2014-12-12  33  	RATELIMIT_STATE_INIT(ratelimit_state, 0, DEFAULT_RATELIMIT_BURST)
89e3f90995b370 Dmitry Monakhov 2014-12-12  34  
89e3f90995b370 Dmitry Monakhov 2014-12-12  35  #define DEFINE_RATELIMIT_STATE(name, interval_init, burst_init)		\
89e3f90995b370 Dmitry Monakhov 2014-12-12  36  									\
89e3f90995b370 Dmitry Monakhov 2014-12-12 @37  	struct ratelimit_state name =					\
89e3f90995b370 Dmitry Monakhov 2014-12-12  38  		RATELIMIT_STATE_INIT(name, interval_init, burst_init)	\
89e3f90995b370 Dmitry Monakhov 2014-12-12  39  

:::::: The code at line 37 was first introduced by commit
:::::: 89e3f90995b370fa46922eece62ea23f039a202d ratelimit: add initialization macro

:::::: TO: Dmitry Monakhov <dmonakhov@openvz.org>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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