Re: [RFC PATCH v2 21/45] mptcp: Implement MPTCP receive path

[kbuild test robot <lkp@intel.com>]

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Hi Mat,

[FYI, it's a private test report for your RFC patch.]
[auto build test WARNING on net/master]
[cannot apply to v5.4-rc1 next-20191002]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Mat-Martineau/Multipath-TCP/20191003-074736
config: c6x-allyesconfig (attached as .config)
compiler: c6x-elf-gcc (GCC) 7.4.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.4.0 make.cross ARCH=c6x 

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

All warnings (new ones prefixed by >>):

   net/mptcp/protocol.c: In function 'mptcp_recvmsg':
>> net/mptcp/protocol.c:7:21: warning: format '%ld' expects argument of type 'long int', but argument 5 has type 'size_t {aka unsigned int}' [-Wformat=]
    #define pr_fmt(fmt) "MPTCP: " fmt
                        ^
   include/linux/dynamic_debug.h:125:15: note: in expansion of macro 'pr_fmt'
      func(&id, ##__VA_ARGS__);  \
                  ^~~~~~~~~~~
   include/linux/dynamic_debug.h:143:2: note: in expansion of macro '__dynamic_func_call'
     __dynamic_func_call(__UNIQUE_ID(ddebug), fmt, func, ##__VA_ARGS__)
     ^~~~~~~~~~~~~~~~~~~
   include/linux/dynamic_debug.h:153:2: note: in expansion of macro '_dynamic_func_call'
     _dynamic_func_call(fmt, __dynamic_pr_debug,  \
     ^~~~~~~~~~~~~~~~~~
   include/linux/printk.h:336:2: note: in expansion of macro 'dynamic_pr_debug'
     dynamic_pr_debug(fmt, ##__VA_ARGS__)
     ^~~~~~~~~~~~~~~~
   net/mptcp/protocol.c:433:4: note: in expansion of macro 'pr_debug'
       pr_debug("Dup data, map len=%d acked=%lld dropped=%ld",
       ^~~~~~~~
   net/mptcp/protocol.c:433:56: note: format string is defined here
       pr_debug("Dup data, map len=%d acked=%lld dropped=%ld",
                                                         ~~^
                                                         %d

vim +7 net/mptcp/protocol.c

ed00866b0efe1c Mat Martineau 2019-10-02 @7  #define pr_fmt(fmt) "MPTCP: " fmt
ed00866b0efe1c Mat Martineau 2019-10-02  8  

:::::: The code at line 7 was first introduced by commit
:::::: ed00866b0efe1c24ccad8988da27578a562fc042 mptcp: Add MPTCP socket stubs

:::::: TO: Mat Martineau <mathew.j.martineau@linux.intel.com>
:::::: CC: 0day robot <lkp@intel.com>

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

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