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author | Ian Rogers <irogers@google.com> | 2023-05-27 00:21:59 -0700 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-05-27 09:41:09 -0300 |
commit | abe9544ea78a2e0c3cc92b4410a57a9c0732293f (patch) | |
tree | b0cab198224fa0538d84fbf84157534011fc3555 /tools/perf/util/mem-events.c | |
parent | 3d88055f081056be6448a2628ad815d88d7ed570 (diff) | |
download | linux-stable-abe9544ea78a2e0c3cc92b4410a57a9c0732293f.tar.gz linux-stable-abe9544ea78a2e0c3cc92b4410a57a9c0732293f.tar.bz2 linux-stable-abe9544ea78a2e0c3cc92b4410a57a9c0732293f.zip |
perf mem: Avoid hybrid PMU list
Add perf_pmu__num_mem_pmus that scans/counts the number of PMUs for
mem events. Switch perf_pmu__for_each_hybrid_pmu to iterating all PMUs
and only handling is_core ones.
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ali Saidi <alisaidi@amazon.com>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Dmitrii Dolgov <9erthalion6@gmail.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jing Zhang <renyu.zj@linux.alibaba.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.g.garry@oracle.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kang Minchul <tegongkang@gmail.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Madhavan Srinivasan <maddy@linux.ibm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Ming Wang <wangming01@loongson.cn>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Sandipan Das <sandipan.das@amd.com>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230527072210.2900565-24-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/mem-events.c')
-rw-r--r-- | tools/perf/util/mem-events.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c index ed1ee4b05356..c9e422a38258 100644 --- a/tools/perf/util/mem-events.c +++ b/tools/perf/util/mem-events.c @@ -13,7 +13,6 @@ #include "debug.h" #include "symbol.h" #include "pmu.h" -#include "pmu-hybrid.h" unsigned int perf_mem_events__loads_ldlat = 30; @@ -120,7 +119,6 @@ int perf_mem_events__init(void) for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) { struct perf_mem_event *e = perf_mem_events__ptr(j); - struct perf_pmu *pmu; char sysfs_name[100]; /* @@ -135,7 +133,12 @@ int perf_mem_events__init(void) e->sysfs_name, "cpu"); e->supported = perf_mem_event__supported(mnt, sysfs_name); } else { - perf_pmu__for_each_hybrid_pmu(pmu) { + struct perf_pmu *pmu = NULL; + + while ((pmu = perf_pmu__scan(pmu)) != NULL) { + if (!pmu->is_core) + continue; + scnprintf(sysfs_name, sizeof(sysfs_name), e->sysfs_name, pmu->name); e->supported |= perf_mem_event__supported(mnt, sysfs_name); @@ -170,9 +173,12 @@ static void perf_mem_events__print_unsupport_hybrid(struct perf_mem_event *e, { const char *mnt = sysfs__mount(); char sysfs_name[100]; - struct perf_pmu *pmu; + struct perf_pmu *pmu = NULL; + + while ((pmu = perf_pmu__scan(pmu)) != NULL) { + if (!pmu->is_core) + continue; - perf_pmu__for_each_hybrid_pmu(pmu) { scnprintf(sysfs_name, sizeof(sysfs_name), e->sysfs_name, pmu->name); if (!perf_mem_event__supported(mnt, sysfs_name)) { @@ -210,7 +216,9 @@ int perf_mem_events__record_args(const char **rec_argv, int *argv_nr, return -1; } - perf_pmu__for_each_hybrid_pmu(pmu) { + while ((pmu = perf_pmu__scan(pmu)) != NULL) { + if (!pmu->is_core) + continue; rec_argv[i++] = "-e"; s = perf_mem_events__name(j, pmu->name); if (s) { |