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* [ammarfaizi2-block:google/android/kernel/common/android-4.9-q-release 2199/9999] drivers/cpufreq/cpufreq_times.c:117:35: sparse: sparse: implicit cast to nocast type
@ 2022-08-21  4:27 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2022-08-21  4:27 UTC (permalink / raw)
  To: Ammar Faizi, GNU/Weeb Mailing List; +Cc: kbuild-all

tree:   https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android-4.9-q-release
head:   8c62b2bd034cfb52860b9e3f333b1ef587052af2
commit: 6e7b83d80b5f81f41f3df9b3660acdf88532c879 [2199/9999] ANDROID: cpufreq: track per-task time in state
config: i386-randconfig-s003 (https://download.01.org/0day-ci/archive/20220821/[email protected]/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-39-gce1a6720-dirty
        # https://github.com/ammarfaizi2/linux-block/commit/6e7b83d80b5f81f41f3df9b3660acdf88532c879
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android-4.9-q-release
        git checkout 6e7b83d80b5f81f41f3df9b3660acdf88532c879
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash drivers/cpufreq/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <[email protected]>

sparse warnings: (new ones prefixed by >>)
>> drivers/cpufreq/cpufreq_times.c:117:35: sparse: sparse: implicit cast to nocast type
   drivers/cpufreq/cpufreq_times.c:120:59: sparse: sparse: implicit cast to nocast type

vim +117 drivers/cpufreq/cpufreq_times.c

    96	
    97	int proc_time_in_state_show(struct seq_file *m, struct pid_namespace *ns,
    98		struct pid *pid, struct task_struct *p)
    99	{
   100		unsigned int cpu, i;
   101		cputime_t cputime;
   102		unsigned long flags;
   103		struct cpu_freqs *freqs;
   104		struct cpu_freqs *last_freqs = NULL;
   105	
   106		spin_lock_irqsave(&task_time_in_state_lock, flags);
   107		for_each_possible_cpu(cpu) {
   108			freqs = all_freqs[cpu];
   109			if (!freqs || freqs == last_freqs)
   110				continue;
   111			last_freqs = freqs;
   112	
   113			seq_printf(m, "cpu%u\n", cpu);
   114			for (i = 0; i < freqs->max_state; i++) {
   115				if (freqs->freq_table[i] == CPUFREQ_ENTRY_INVALID)
   116					continue;
 > 117				cputime = 0;
   118				if (freqs->offset + i < p->max_state &&
   119				    p->time_in_state)
   120					cputime = p->time_in_state[freqs->offset + i];
   121				seq_printf(m, "%u %lu\n", freqs->freq_table[i],
   122					   (unsigned long)cputime_to_clock_t(cputime));
   123			}
   124		}
   125		spin_unlock_irqrestore(&task_time_in_state_lock, flags);
   126		return 0;
   127	}
   128	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp

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2022-08-21  4:27 [ammarfaizi2-block:google/android/kernel/common/android-4.9-q-release 2199/9999] drivers/cpufreq/cpufreq_times.c:117:35: sparse: sparse: implicit cast to nocast type kernel test robot

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