linux-kernel - [peterz-queue:perf/wip.cleanup 9/10] arch/x86/events/intel/core.c:2841:28: error: 'struct hw_perf_event' has no member named 'indx'; did you mean 'idx'?

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Date:   Wed, 1 Jun 2022 06:04:41 +0800
From:   kernel test robot <lkp@...el.com>
To:     Peter Zijlstra <peterz@...radead.org>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [peterz-queue:perf/wip.cleanup 9/10]
 arch/x86/events/intel/core.c:2841:28: error: 'struct hw_perf_event' has no
 member named 'indx'; did you mean 'idx'?

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/wip.cleanup
head:   7e88da7861a18513ec10118c915d6886a916587b
commit: b1e1e07adc4ce6fc0c484ffa3fa718bc7ff144f6 [9/10] perf/x86/intel: Optimize short PEBS counters
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20220601/202206010539.5AhXIxwi-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-1) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=b1e1e07adc4ce6fc0c484ffa3fa718bc7ff144f6
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue perf/wip.cleanup
        git checkout b1e1e07adc4ce6fc0c484ffa3fa718bc7ff144f6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   arch/x86/events/intel/core.c: In function 'intel_pmu_handle_short_pebs':
>> arch/x86/events/intel/core.c:2841:28: error: 'struct hw_perf_event' has no member named 'indx'; did you mean 'idx'?
    2841 |         if (!test_bit(hwc->indx, cpuc->active_mask))
         |                            ^~~~
         |                            idx


vim +2841 arch/x86/events/intel/core.c

  2834	
  2835	static void intel_pmu_handle_short_pebs(struct perf_event *event)
  2836	{
  2837		struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
  2838		struct hw_perf_event *hwc = &event->hw;
  2839	
  2840		/* if the event is not enabled; intel_pmu_pebs_enable() DTRT */
> 2841		if (!test_bit(hwc->indx, cpuc->active_mask))
  2842			return;
  2843	
  2844		WARN_ON_ONCE(cpuc->enabled);
  2845	
  2846		if (intel_pmu_is_short_pebs(event)) {
  2847	
  2848			/* stripped down intel_pmu_pebs_disable() */
  2849			cpuc->pebs_enabled &= ~(1ULL << hwc->idx);
  2850			hwc->config |= ARCH_PERFMON_EVENTSEL_INT;
  2851	
  2852			intel_pmu_update_config(event);
  2853	
  2854		} else if (!(cpuc->pebs_enabled & (1ULL << hwc->idx))) {
  2855	
  2856			/* stripped down intel_pmu_pebs_enable() */
  2857			hwc->config &= ~ARCH_PERFMON_EVENTSEL_INT;
  2858			cpuc->pebs_enabled |= (1ULL << hwc->idx);
  2859	
  2860			intel_pmu_update_config(event);
  2861		}
  2862	}
  2863	

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