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Subject[norov:bitmap-20211125 9/11] drivers/cpufreq/pcc-cpufreq.c:596:6: error: implicit declaration of function 'num_present_cpus_ge'; did you mean 'num_present_cpus_gt'?
tree:   https://github.com/norov/linux bitmap-20211125
head: e3a9cfe4830141c88aa5d8a93eae3512b2ae2882
commit: 9a237acabf8c32b395723ad4a1642201573e6ed1 [9/11] lib/cpumask: introduce num_possible_cpus_{eq,gt,le}
config: i386-debian-10.3 (https://download.01.org/0day-ci/archive/20211125/202111252347.HKeTRtV5-lkp@intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/norov/linux/commit/9a237acabf8c32b395723ad4a1642201573e6ed1
git remote add norov https://github.com/norov/linux
git fetch --no-tags norov bitmap-20211125
git checkout 9a237acabf8c32b395723ad4a1642201573e6ed1
# save the config file to linux build tree
make W=1 ARCH=i386

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

All errors (new ones prefixed by >>):

drivers/cpufreq/pcc-cpufreq.c: In function 'pcc_cpufreq_init':
>> drivers/cpufreq/pcc-cpufreq.c:596:6: error: implicit declaration of function 'num_present_cpus_ge'; did you mean 'num_present_cpus_gt'? [-Werror=implicit-function-declaration]
596 | if (num_present_cpus_ge(4)) {
| ^~~~~~~~~~~~~~~~~~~
| num_present_cpus_gt
cc1: some warnings being treated as errors


vim +596 drivers/cpufreq/pcc-cpufreq.c

578
579 static int __init pcc_cpufreq_init(void)
580 {
581 int ret;
582
583 /* Skip initialization if another cpufreq driver is there. */
584 if (cpufreq_get_current_driver())
585 return -EEXIST;
586
587 if (acpi_disabled)
588 return -ENODEV;
589
590 ret = pcc_cpufreq_probe();
591 if (ret) {
592 pr_debug("pcc_cpufreq_init: PCCH evaluation failed\n");
593 return ret;
594 }
595
> 596 if (num_present_cpus_ge(4)) {
597 pcc_cpufreq_driver.flags |= CPUFREQ_NO_AUTO_DYNAMIC_SWITCHING;
598 pr_err("%s: Too many CPUs, dynamic performance scaling disabled\n",
599 __func__);
600 pr_err("%s: Try to enable another scaling driver through BIOS settings\n",
601 __func__);
602 pr_err("%s: and complain to the system vendor\n", __func__);
603 }
604
605 ret = cpufreq_register_driver(&pcc_cpufreq_driver);
606
607 return ret;
608 }
609

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

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