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Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup

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Hi Waiman,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.13-rc5 next-20170817]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Waiman-Long/cpuset-Allow-v2-behavior-in-v1-cgroup/20170818-040416
config: i386-defconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   kernel/cgroup/cpuset.c: In function 'set_v2_mode':
>> kernel/cgroup/cpuset.c:2145:24: error: passing argument 3 of 'kstrtol' from incompatible pointer type [-Werror=incompatible-pointer-types]
     ret = kstrtol(str, 0, &val);
                           ^
   In file included from include/linux/list.h:8:0,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:17,
                    from include/linux/node.h:17,
                    from include/linux/cpu.h:16,
                    from kernel/cgroup/cpuset.c:25:
   include/linux/kernel.h:332:32: note: expected 'long int *' but argument is of type 'ssize_t * {aka int *}'
    static inline int __must_check kstrtol(const char *s, unsigned int base, long *res)
                                   ^~~~~~~
   cc1: some warnings being treated as errors

vim +/kstrtol +2145 kernel/cgroup/cpuset.c

  2138	
  2139	static int __init set_v2_mode(char *str)
  2140	{
  2141		ssize_t ret, val;
  2142	
  2143		if (!str)
  2144			return 0;
> 2145		ret = kstrtol(str, 0, &val);
  2146		cpuset_v2_mode = !!val;
  2147		return ret;
  2148	}
  2149	__setup("cpuset_v2_mode=", set_v2_mode);
  2150	

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

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[PATCH] cpuset: Allow v2 behavior in v1 cgroup Waiman Long <longman@redhat.com> - 2017-08-15 19:30 +0200
  Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup Zefan Li <lizefan@huawei.com> - 2017-08-16 03:30 +0200
  Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup Tejun Heo <tj@kernel.org> - 2017-08-16 16:30 +0200
    Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup Waiman Long <longman@redhat.com> - 2017-08-16 16:40 +0200
      Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup Tejun Heo <tj@kernel.org> - 2017-08-16 16:40 +0200
        Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup Waiman Long <longman@redhat.com> - 2017-08-16 16:40 +0200
  Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup kbuild test robot <lkp@intel.com> - 2017-08-17 23:20 +0200

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