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* [chanwoo:devfreq-testing-passive-gov 14/15] include/linux/devfreq.h:332:1: warning: no semicolon at end of struct or union
@ 2021-03-31 15:10 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-03-31 15:10 UTC (permalink / raw)
  To: kbuild-all

[-- Attachment #1: Type: text/plain, Size: 18057 bytes --]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git devfreq-testing-passive-gov
head:   801b60f356489d7a4525d95b615e00544ba34729
commit: 58c52e7878cc305830bc4c784ebdb6cba7a94c87 [14/15] PM / devfreq: Add cpu based scaling support to passive governor
config: um-allmodconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git/commit/?id=58c52e7878cc305830bc4c784ebdb6cba7a94c87
        git remote add chanwoo https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git
        git fetch --no-tags chanwoo devfreq-testing-passive-gov
        git checkout 58c52e7878cc305830bc4c784ebdb6cba7a94c87
        # save the attached .config to linux build tree
        make W=1 ARCH=um 

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

All warnings (new ones prefixed by >>):

   cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs]
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_simpleondemand.c:10:
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   include/linux/devfreq.h:331:27: note: in expansion of macro 'cpu_data'
     331 |  struct devfreq_cpu_data *cpu_data[NR_CPUS];
         |                           ^~~~~~~~
   In file included from drivers/devfreq/governor_simpleondemand.c:11:
>> include/linux/devfreq.h:332:1: warning: no semicolon at end of struct or union
     332 | };
         | ^
--
   cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs]
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_passive.c:10:
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   include/linux/devfreq.h:331:27: note: in expansion of macro 'cpu_data'
     331 |  struct devfreq_cpu_data *cpu_data[NR_CPUS];
         |                           ^~~~~~~~
   In file included from drivers/devfreq/governor_passive.c:16:
>> include/linux/devfreq.h:332:1: warning: no semicolon at end of struct or union
     332 | };
         | ^
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_passive.c:10:
   drivers/devfreq/governor_passive.c: In function 'get_target_freq_with_cpufreq':
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   drivers/devfreq/governor_passive.c:52:27: note: in expansion of macro 'cpu_data'
      52 |  struct devfreq_cpu_data *cpu_data;
         |                           ^~~~~~~~
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:58:22: note: in expansion of macro 'cpu_data'
      58 |   cpu_data = p_data->cpu_data[cpu];
         |                      ^~~~~~~~
>> drivers/devfreq/governor_passive.c:59:7: warning: the address of 'boot_cpu_data' will always evaluate as 'true' [-Waddress]
      59 |   if (!cpu_data || cpu_data->first_cpu != cpu)
         |       ^
   drivers/devfreq/governor_passive.c:59:28: error: 'struct cpuinfo_um' has no member named 'first_cpu'
      59 |   if (!cpu_data || cpu_data->first_cpu != cpu)
         |                            ^~
   drivers/devfreq/governor_passive.c:63:21: error: 'struct cpuinfo_um' has no member named 'cur_freq'
      63 |   cpu_cur = cpu_data->cur_freq * HZ_PER_KHZ;
         |                     ^~
   drivers/devfreq/governor_passive.c:64:49: error: 'struct cpuinfo_um' has no member named 'dev'
      64 |   freq = get_taget_freq_by_required_opp(cpu_data->dev,
         |                                                 ^~
   drivers/devfreq/governor_passive.c:65:14: error: 'struct cpuinfo_um' has no member named 'opp_table'
      65 |      cpu_data->opp_table,
         |              ^~
   drivers/devfreq/governor_passive.c:75:21: error: 'struct cpuinfo_um' has no member named 'min_freq'
      75 |   cpu_min = cpu_data->min_freq;
         |                     ^~
   drivers/devfreq/governor_passive.c:76:21: error: 'struct cpuinfo_um' has no member named 'max_freq'
      76 |   cpu_max = cpu_data->max_freq;
         |                     ^~
   drivers/devfreq/governor_passive.c:77:21: error: 'struct cpuinfo_um' has no member named 'cur_freq'
      77 |   cpu_cur = cpu_data->cur_freq;
         |                     ^~
>> drivers/devfreq/governor_passive.c:50:31: warning: variable 'p_data' set but not used [-Wunused-but-set-variable]
      50 |  struct devfreq_passive_data *p_data =
         |                               ^~~~~~
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_passive.c:10:
   drivers/devfreq/governor_passive.c: In function 'cpufreq_passive_notifier_call':
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   drivers/devfreq/governor_passive.c:214:27: note: in expansion of macro 'cpu_data'
     214 |  struct devfreq_cpu_data *cpu_data;
         |                           ^~~~~~~~
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:220:10: note: in expansion of macro 'cpu_data'
     220 |   !data->cpu_data[freqs->policy->cpu])
         |          ^~~~~~~~
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:223:19: note: in expansion of macro 'cpu_data'
     223 |  cpu_data = data->cpu_data[freqs->policy->cpu];
         |                   ^~~~~~~~
   drivers/devfreq/governor_passive.c:224:14: error: 'struct cpuinfo_um' has no member named 'cur_freq'
     224 |  if (cpu_data->cur_freq == freqs->new)
         |              ^~
   drivers/devfreq/governor_passive.c:227:21: error: 'struct cpuinfo_um' has no member named 'cur_freq'
     227 |  cur_freq = cpu_data->cur_freq;
         |                     ^~
   drivers/devfreq/governor_passive.c:228:10: error: 'struct cpuinfo_um' has no member named 'cur_freq'
     228 |  cpu_data->cur_freq = freqs->new;
         |          ^~
   drivers/devfreq/governor_passive.c:234:11: error: 'struct cpuinfo_um' has no member named 'cur_freq'
     234 |   cpu_data->cur_freq = cur_freq;
         |           ^~
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_passive.c:10:
   drivers/devfreq/governor_passive.c: In function 'cpufreq_passive_register_notifier':
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   drivers/devfreq/governor_passive.c:248:27: note: in expansion of macro 'cpu_data'
     248 |  struct devfreq_cpu_data *cpu_data;
         |                           ^~~~~~~~
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:265:15: note: in expansion of macro 'cpu_data'
     265 |   if (p_data->cpu_data[cpu])
         |               ^~~~~~~~
   drivers/devfreq/governor_passive.c:270:13: error: lvalue required as left operand of assignment
     270 |    cpu_data = kzalloc(sizeof(*cpu_data), GFP_KERNEL);
         |             ^
   drivers/devfreq/governor_passive.c:271:8: warning: the address of 'boot_cpu_data' will always evaluate as 'true' [-Waddress]
     271 |    if (!cpu_data) {
         |        ^
   drivers/devfreq/governor_passive.c:289:12: error: 'struct cpuinfo_um' has no member named 'dev'
     289 |    cpu_data->dev = cpu_dev;
         |            ^~
   drivers/devfreq/governor_passive.c:290:12: error: 'struct cpuinfo_um' has no member named 'opp_table'
     290 |    cpu_data->opp_table = opp_table;
         |            ^~
   drivers/devfreq/governor_passive.c:291:12: error: 'struct cpuinfo_um' has no member named 'first_cpu'
     291 |    cpu_data->first_cpu = cpumask_first(policy->related_cpus);
         |            ^~
   drivers/devfreq/governor_passive.c:292:12: error: 'struct cpuinfo_um' has no member named 'cur_freq'
     292 |    cpu_data->cur_freq = policy->cur;
         |            ^~
   drivers/devfreq/governor_passive.c:293:12: error: 'struct cpuinfo_um' has no member named 'min_freq'
     293 |    cpu_data->min_freq = policy->cpuinfo.min_freq;
         |            ^~
   drivers/devfreq/governor_passive.c:294:12: error: 'struct cpuinfo_um' has no member named 'max_freq'
     294 |    cpu_data->max_freq = policy->cpuinfo.max_freq;
         |            ^~
   In file included from arch/x86/um/asm/processor.h:41,
                    from include/linux/spinlock_up.h:8,
                    from include/linux/spinlock.h:92,
                    from include/linux/mmzone.h:8,
                    from include/linux/gfp.h:6,
                    from include/linux/umh.h:4,
                    from include/linux/kmod.h:9,
                    from include/linux/module.h:16,
                    from drivers/devfreq/governor_passive.c:10:
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:296:12: note: in expansion of macro 'cpu_data'
     296 |    p_data->cpu_data[cpu] = cpu_data;
         |            ^~~~~~~~
   drivers/devfreq/governor_passive.c: In function 'cpufreq_passive_unregister_notifier':
   arch/um/include/asm/processor-generic.h:97:19: error: expected identifier or '(' before '&' token
      97 | #define cpu_data (&boot_cpu_data)
         |                   ^
   drivers/devfreq/governor_passive.c:321:27: note: in expansion of macro 'cpu_data'
     321 |  struct devfreq_cpu_data *cpu_data;
         |                           ^~~~~~~~
   arch/um/include/asm/processor-generic.h:97:18: error: expected identifier before '(' token
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:328:22: note: in expansion of macro 'cpu_data'
     328 |   cpu_data = p_data->cpu_data[cpu];
         |                      ^~~~~~~~
>> arch/um/include/asm/processor-generic.h:97:18: warning: the address of 'boot_cpu_data' will always evaluate as 'true' [-Waddress]
      97 | #define cpu_data (&boot_cpu_data)
         |                  ^
   drivers/devfreq/governor_passive.c:329:7: note: in expansion of macro 'cpu_data'
     329 |   if (cpu_data) {
         |       ^~~~~~~~
   drivers/devfreq/governor_passive.c:330:16: error: 'struct cpuinfo_um' has no member named 'opp_table'
     330 |    if (cpu_data->opp_table)
         |                ^~
   drivers/devfreq/governor_passive.c:331:38: error: 'struct cpuinfo_um' has no member named 'opp_table'
     331 |     dev_pm_opp_put_opp_table(cpu_data->opp_table);
         |                                      ^~
   drivers/devfreq/governor_passive.c:333:13: error: lvalue required as left operand of assignment
     333 |    cpu_data = NULL;
         |             ^


vim +332 include/linux/devfreq.h

58c52e7878cc30 Saravana Kannan       2021-03-02  296  
996133119f5733 Chanwoo Choi          2016-03-22  297  /**
7a51320ecd3942 Mauro Carvalho Chehab 2020-03-17  298   * struct devfreq_passive_data - ``void *data`` fed to struct devfreq
996133119f5733 Chanwoo Choi          2016-03-22  299   *	and devfreq_add_device
996133119f5733 Chanwoo Choi          2016-03-22  300   * @parent:	the devfreq instance of parent device.
996133119f5733 Chanwoo Choi          2016-03-22  301   * @get_target_freq:	Optional callback, Returns desired operating frequency
996133119f5733 Chanwoo Choi          2016-03-22  302   *			for the device using passive governor. That is called
996133119f5733 Chanwoo Choi          2016-03-22  303   *			when passive governor should decide the next frequency
996133119f5733 Chanwoo Choi          2016-03-22  304   *			by using the new frequency of parent devfreq device
996133119f5733 Chanwoo Choi          2016-03-22  305   *			using governors except for passive governor.
996133119f5733 Chanwoo Choi          2016-03-22  306   *			If the devfreq device has the specific method to decide
996133119f5733 Chanwoo Choi          2016-03-22  307   *			the next frequency, should use this callback.
58c52e7878cc30 Saravana Kannan       2021-03-02  308   + * @parent_type	parent type of the device
58c52e7878cc30 Saravana Kannan       2021-03-02  309   + * @this:		the devfreq instance of own device.
58c52e7878cc30 Saravana Kannan       2021-03-02  310   + * @nb:		the notifier block for DEVFREQ_TRANSITION_NOTIFIER list
58c52e7878cc30 Saravana Kannan       2021-03-02  311   + * @cpu_data:		the state min/max/current frequency of all online cpu's
996133119f5733 Chanwoo Choi          2016-03-22  312   *
996133119f5733 Chanwoo Choi          2016-03-22  313   * The devfreq_passive_data have to set the devfreq instance of parent
996133119f5733 Chanwoo Choi          2016-03-22  314   * device with governors except for the passive governor. But, don't need to
996133119f5733 Chanwoo Choi          2016-03-22  315   * initialize the 'this' and 'nb' field because the devfreq core will handle
996133119f5733 Chanwoo Choi          2016-03-22  316   * them.
996133119f5733 Chanwoo Choi          2016-03-22  317   */
996133119f5733 Chanwoo Choi          2016-03-22  318  struct devfreq_passive_data {
996133119f5733 Chanwoo Choi          2016-03-22  319  	/* Should set the devfreq instance of parent device */
996133119f5733 Chanwoo Choi          2016-03-22  320  	struct devfreq *parent;
996133119f5733 Chanwoo Choi          2016-03-22  321  
996133119f5733 Chanwoo Choi          2016-03-22  322  	/* Optional callback to decide the next frequency of passvice device */
996133119f5733 Chanwoo Choi          2016-03-22  323  	int (*get_target_freq)(struct devfreq *this, unsigned long *freq);
996133119f5733 Chanwoo Choi          2016-03-22  324  
58c52e7878cc30 Saravana Kannan       2021-03-02  325  	/* Should set the type of parent device */
58c52e7878cc30 Saravana Kannan       2021-03-02  326  	enum devfreq_parent_dev_type parent_type;
58c52e7878cc30 Saravana Kannan       2021-03-02  327  
996133119f5733 Chanwoo Choi          2016-03-22  328  	/* For passive governor's internal use. Don't need to set them */
996133119f5733 Chanwoo Choi          2016-03-22  329  	struct devfreq *this;
996133119f5733 Chanwoo Choi          2016-03-22  330  	struct notifier_block nb;
58c52e7878cc30 Saravana Kannan       2021-03-02 @331  	struct devfreq_cpu_data *cpu_data[NR_CPUS];
996133119f5733 Chanwoo Choi          2016-03-22 @332  };
996133119f5733 Chanwoo Choi          2016-03-22  333  #endif
996133119f5733 Chanwoo Choi          2016-03-22  334  

:::::: The code at line 332 was first introduced by commit
:::::: 996133119f57334c38b020dbfaaac5b5eb127e29 PM / devfreq: Add new passive governor

:::::: TO: Chanwoo Choi <cw00.choi@samsung.com>
:::::: CC: MyungJoo Ham <myungjoo.ham@samsung.com>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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