Hi Harry,

[auto build test WARNING on v4.8-rc5]
[also build test WARNING on next-20160909]
[cannot apply to tip/x86/core]
[if your patch is applied to the wrong git tree, please drop us a note to help 
improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for 
convenience) to record what (public, well-known) commit your patch series was 
built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    
https://github.com/0day-ci/linux/commits/Harry-Pan/perf-x86-rapl-Enable-Apollo-Lake-RAPL-support/20160910-015650
config: x86_64-randconfig-x008-201636 (attached as .config)
compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   arch/x86/events/intel/rapl.c: In function 'rapl_check_hw_unit':
>> arch/x86/events/intel/rapl.c:661:2: warning: enumeration value 
>> 'RAPL_NO_QUIRK' not handled in switch [-Wswitch]
     switch (apply_quirk) {
     ^~~~~~

vim +/RAPL_NO_QUIRK +661 arch/x86/events/intel/rapl.c

   645          rapl_hrtimer_init(pmu);
   646          rapl_pmus->pmus[topology_logical_package_id(cpu)] = pmu;
   647          return 0;
   648  }
   649  
   650  static int rapl_check_hw_unit(enum rapl_quirk apply_quirk)
   651  {
   652          u64 msr_rapl_power_unit_bits;
   653          int i;
   654  
   655          /* protect rdmsrl() to handle virtualization */
   656          if (rdmsrl_safe(MSR_RAPL_POWER_UNIT, &msr_rapl_power_unit_bits))
   657                  return -1;
   658          for (i = 0; i < NR_RAPL_DOMAINS; i++)
   659                  rapl_hw_unit[i] = (msr_rapl_power_unit_bits >> 8) & 
0x1FULL;
   660  
 > 661          switch (apply_quirk) {
   662          case RAPL_HSX_QUIRK:
   663                  /*
   664                   * DRAM domain on HSW server and KNL has fixed energy 
unit
   665                   * which can be different than the unit from power unit 
MSR.
   666                   * See "Intel Xeon Processor E5-1600 and E5-2600 v3 
Product
   667                   * Families, V2 of 2. Datasheet, September 2014,
   668                   * Reference Number: 330784-001"
   669                   */

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

Attachment: .config.gz
Description: Binary data

Reply via email to