linux-kernel - [peterz-queue:perf/wip.rewrite 1/5] arch/x86/events/perf_event.h:1251:37: error: 'struct perf_event

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Date:   Tue, 23 Aug 2022 03:51:02 +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.rewrite 1/5]
 arch/x86/events/perf_event.h:1251:37: error: 'struct perf_event_context' has
 no member named 'pmu'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/wip.rewrite
head:   596b8cc92a97fa8defbff896dc9baedef441b983
commit: 6a606214738273b4c6bd00c500bab6cb53a5b9d7 [1/5] perf: Rewrite core context handling
config: x86_64-allyesconfig
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=6a606214738273b4c6bd00c500bab6cb53a5b9d7
        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.rewrite
        git checkout 6a606214738273b4c6bd00c500bab6cb53a5b9d7
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/ kernel/

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 >>):

   In file included from arch/x86/events/core.c:45:
   arch/x86/events/perf_event.h: In function 'amd_pmu_brs_add':
>> arch/x86/events/perf_event.h:1251:37: error: 'struct perf_event_context' has no member named 'pmu'
    1251 |         perf_sched_cb_inc(event->ctx->pmu);
         |                                     ^~
   arch/x86/events/perf_event.h: In function 'amd_pmu_brs_del':
   arch/x86/events/perf_event.h:1266:37: error: 'struct perf_event_context' has no member named 'pmu'
    1266 |         perf_sched_cb_dec(event->ctx->pmu);
         |                                     ^~
--
   In file included from arch/x86/events/amd/core.c:14:
   arch/x86/events/amd/../perf_event.h: In function 'amd_pmu_brs_add':
>> arch/x86/events/amd/../perf_event.h:1251:37: error: 'struct perf_event_context' has no member named 'pmu'
    1251 |         perf_sched_cb_inc(event->ctx->pmu);
         |                                     ^~
   arch/x86/events/amd/../perf_event.h: In function 'amd_pmu_brs_del':
   arch/x86/events/amd/../perf_event.h:1266:37: error: 'struct perf_event_context' has no member named 'pmu'
    1266 |         perf_sched_cb_dec(event->ctx->pmu);
         |                                     ^~
--
   In file included from arch/x86/events/intel/core.c:26:
   arch/x86/events/intel/../perf_event.h: In function 'amd_pmu_brs_add':
>> arch/x86/events/intel/../perf_event.h:1251:37: error: 'struct perf_event_context' has no member named 'pmu'
    1251 |         perf_sched_cb_inc(event->ctx->pmu);
         |                                     ^~
   arch/x86/events/intel/../perf_event.h: In function 'amd_pmu_brs_del':
   arch/x86/events/intel/../perf_event.h:1266:37: error: 'struct perf_event_context' has no member named 'pmu'
    1266 |         perf_sched_cb_dec(event->ctx->pmu);
         |                                     ^~
--
   In file included from arch/x86/events/intel/p4.c:16:
   arch/x86/events/intel/../perf_event.h: In function 'amd_pmu_brs_add':
>> arch/x86/events/intel/../perf_event.h:1251:37: error: 'struct perf_event_context' has no member named 'pmu'
    1251 |         perf_sched_cb_inc(event->ctx->pmu);
         |                                     ^~
   arch/x86/events/intel/../perf_event.h: In function 'amd_pmu_brs_del':
   arch/x86/events/intel/../perf_event.h:1266:37: error: 'struct perf_event_context' has no member named 'pmu'
    1266 |         perf_sched_cb_dec(event->ctx->pmu);
         |                                     ^~
   arch/x86/events/intel/p4.c: In function 'p4_pmu_init':
   arch/x86/events/intel/p4.c:1352:27: warning: variable 'high' set but not used [-Wunused-but-set-variable]
    1352 |         unsigned int low, high;
         |                           ^~~~


vim +1251 arch/x86/events/perf_event.h

ada543459cab7f Stephane Eranian 2022-03-22  1246  
ada543459cab7f Stephane Eranian 2022-03-22  1247  static inline void amd_pmu_brs_add(struct perf_event *event)
ada543459cab7f Stephane Eranian 2022-03-22  1248  {
ada543459cab7f Stephane Eranian 2022-03-22  1249  	struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
ada543459cab7f Stephane Eranian 2022-03-22  1250  
ada543459cab7f Stephane Eranian 2022-03-22 @1251  	perf_sched_cb_inc(event->ctx->pmu);
ada543459cab7f Stephane Eranian 2022-03-22  1252  	cpuc->lbr_users++;
ada543459cab7f Stephane Eranian 2022-03-22  1253  	/*
ada543459cab7f Stephane Eranian 2022-03-22  1254  	 * No need to reset BRS because it is reset
ada543459cab7f Stephane Eranian 2022-03-22  1255  	 * on brs_enable() and it is saturating
ada543459cab7f Stephane Eranian 2022-03-22  1256  	 */
ada543459cab7f Stephane Eranian 2022-03-22  1257  }
ada543459cab7f Stephane Eranian 2022-03-22  1258  

:::::: The code at line 1251 was first introduced by commit
:::::: ada543459cab7f653dcacdaba4011a8bb19c627c perf/x86/amd: Add AMD Fam19h Branch Sampling support

:::::: TO: Stephane Eranian <eranian@...gle.com>
:::::: CC: Peter Zijlstra <peterz@...radead.org>

-- 
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