perf evlist: Rename cpus to user_requested_cpus

evlist contains cpus and all_cpus. all_cpus is the union of the cpu maps
of all evsels.

For non-task targets, cpus is set to be cpus requested from the command
line, defaulting to all online cpus if no cpus are specified.

For an uncore event, all_cpus may be just CPU 0 or every online CPU.

This causes all_cpus to have fewer values than the cpus variable which
is confusing given the 'all' in the name.

To try to make the behavior clearer, rename cpus to user_requested_cpus
and add comments on the two struct variables.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Antonov <alexander.antonov@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: German Gomez <german.gomez@arm.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: John Garry <john.garry@huawei.com>
Cc: KP Singh <kpsingh@kernel.org>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Yonghong Song <yhs@fb.com>
Cc: bpf@vger.kernel.org
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: netdev@vger.kernel.org
Link: http://lore.kernel.org/lkml/20220328232648.2127340-3-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c
index 9a770bf..1b15ba1 100644 (file)
--- a/tools/lib/perf/evlist.c
+++ b/tools/lib/perf/evlist.c
@@ -41,10 +41,10 @@ static void __perf_evlist__propagate_maps(struct perf_evlist *evlist,
         */
        if (!evsel->own_cpus || evlist->has_user_cpus) {
                perf_cpu_map__put(evsel->cpus);
-               evsel->cpus = perf_cpu_map__get(evlist->cpus);
-       } else if (!evsel->system_wide && perf_cpu_map__empty(evlist->cpus)) {
+               evsel->cpus = perf_cpu_map__get(evlist->user_requested_cpus);
+       } else if (!evsel->system_wide && perf_cpu_map__empty(evlist->user_requested_cpus)) {
                perf_cpu_map__put(evsel->cpus);
-               evsel->cpus = perf_cpu_map__get(evlist->cpus);
+               evsel->cpus = perf_cpu_map__get(evlist->user_requested_cpus);
        } else if (evsel->cpus != evsel->own_cpus) {
                perf_cpu_map__put(evsel->cpus);
                evsel->cpus = perf_cpu_map__get(evsel->own_cpus);
@@ -123,10 +123,10 @@ static void perf_evlist__purge(struct perf_evlist *evlist)
 
 void perf_evlist__exit(struct perf_evlist *evlist)
 {
-       perf_cpu_map__put(evlist->cpus);
+       perf_cpu_map__put(evlist->user_requested_cpus);
        perf_cpu_map__put(evlist->all_cpus);
        perf_thread_map__put(evlist->threads);
-       evlist->cpus = NULL;
+       evlist->user_requested_cpus = NULL;
        evlist->all_cpus = NULL;
        evlist->threads = NULL;
        fdarray__exit(&evlist->pollfd);
@@ -155,9 +155,9 @@ void perf_evlist__set_maps(struct perf_evlist *evlist,
         * original reference count of 1.  If that is not the case it is up to
         * the caller to increase the reference count.
         */
-       if (cpus != evlist->cpus) {
-               perf_cpu_map__put(evlist->cpus);
-               evlist->cpus = perf_cpu_map__get(cpus);
+       if (cpus != evlist->user_requested_cpus) {
+               perf_cpu_map__put(evlist->user_requested_cpus);
+               evlist->user_requested_cpus = perf_cpu_map__get(cpus);
        }
 
        if (threads != evlist->threads) {
@@ -294,7 +294,7 @@ add:
 
 int perf_evlist__alloc_pollfd(struct perf_evlist *evlist)
 {
-       int nr_cpus = perf_cpu_map__nr(evlist->cpus);
+       int nr_cpus = perf_cpu_map__nr(evlist->user_requested_cpus);
        int nr_threads = perf_thread_map__nr(evlist->threads);
        int nfds = 0;
        struct perf_evsel *evsel;
@@ -426,7 +426,7 @@ mmap_per_evsel(struct perf_evlist *evlist, struct perf_evlist_mmap_ops *ops,
               int idx, struct perf_mmap_param *mp, int cpu_idx,
               int thread, int *_output, int *_output_overwrite)
 {
-       struct perf_cpu evlist_cpu = perf_cpu_map__cpu(evlist->cpus, cpu_idx);
+       struct perf_cpu evlist_cpu = perf_cpu_map__cpu(evlist->user_requested_cpus, cpu_idx);
        struct perf_evsel *evsel;
        int revent;
 
@@ -536,7 +536,7 @@ mmap_per_cpu(struct perf_evlist *evlist, struct perf_evlist_mmap_ops *ops,
             struct perf_mmap_param *mp)
 {
        int nr_threads = perf_thread_map__nr(evlist->threads);
-       int nr_cpus    = perf_cpu_map__nr(evlist->cpus);
+       int nr_cpus    = perf_cpu_map__nr(evlist->user_requested_cpus);
        int cpu, thread;
 
        for (cpu = 0; cpu < nr_cpus; cpu++) {
@@ -564,8 +564,8 @@ static int perf_evlist__nr_mmaps(struct perf_evlist *evlist)
 {
        int nr_mmaps;
 
-       nr_mmaps = perf_cpu_map__nr(evlist->cpus);
-       if (perf_cpu_map__empty(evlist->cpus))
+       nr_mmaps = perf_cpu_map__nr(evlist->user_requested_cpus);
+       if (perf_cpu_map__empty(evlist->user_requested_cpus))
                nr_mmaps = perf_thread_map__nr(evlist->threads);
 
        return nr_mmaps;
@@ -576,7 +576,7 @@ int perf_evlist__mmap_ops(struct perf_evlist *evlist,
                          struct perf_mmap_param *mp)
 {
        struct perf_evsel *evsel;
-       const struct perf_cpu_map *cpus = evlist->cpus;
+       const struct perf_cpu_map *cpus = evlist->user_requested_cpus;
        const struct perf_thread_map *threads = evlist->threads;
 
        if (!ops || !ops->get || !ops->mmap)

diff --git a/tools/lib/perf/include/internal/evlist.h b/tools/lib/perf/include/internal/evlist.h
index 4cefade..e3e64f3 100644 (file)
--- a/tools/lib/perf/include/internal/evlist.h
+++ b/tools/lib/perf/include/internal/evlist.h
@@ -19,7 +19,12 @@ struct perf_evlist {
        int                      nr_entries;
        int                      nr_groups;
        bool                     has_user_cpus;
-       struct perf_cpu_map     *cpus;
+       /**
+        * The cpus passed from the command line or all online CPUs by
+        * default.
+        */
+       struct perf_cpu_map     *user_requested_cpus;
+       /** The union of all evsel cpu maps. */
        struct perf_cpu_map     *all_cpus;
        struct perf_thread_map  *threads;
        int                      nr_mmaps;

diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c
index cbc5552..11c71aa 100644 (file)
--- a/tools/perf/arch/arm/util/cs-etm.c
+++ b/tools/perf/arch/arm/util/cs-etm.c
@@ -199,7 +199,7 @@ static int cs_etm_set_option(struct auxtrace_record *itr,
                             struct evsel *evsel, u32 option)
 {
        int i, err = -EINVAL;
-       struct perf_cpu_map *event_cpus = evsel->evlist->core.cpus;
+       struct perf_cpu_map *event_cpus = evsel->evlist->core.user_requested_cpus;
        struct perf_cpu_map *online_cpus = perf_cpu_map__new(NULL);
 
        /* Set option of each CPU we have */
@@ -299,7 +299,7 @@ static int cs_etm_recording_options(struct auxtrace_record *itr,
                                container_of(itr, struct cs_etm_recording, itr);
        struct perf_pmu *cs_etm_pmu = ptr->cs_etm_pmu;
        struct evsel *evsel, *cs_etm_evsel = NULL;
-       struct perf_cpu_map *cpus = evlist->core.cpus;
+       struct perf_cpu_map *cpus = evlist->core.user_requested_cpus;
        bool privileged = perf_event_paranoid_check(-1);
        int err = 0;
 
@@ -522,7 +522,7 @@ cs_etm_info_priv_size(struct auxtrace_record *itr __maybe_unused,
 {
        int i;
        int etmv3 = 0, etmv4 = 0, ete = 0;
-       struct perf_cpu_map *event_cpus = evlist->core.cpus;
+       struct perf_cpu_map *event_cpus = evlist->core.user_requested_cpus;
        struct perf_cpu_map *online_cpus = perf_cpu_map__new(NULL);
 
        /* cpu map is not empty, we have specific CPUs to work with */
@@ -713,7 +713,7 @@ static int cs_etm_info_fill(struct auxtrace_record *itr,
        u32 offset;
        u64 nr_cpu, type;
        struct perf_cpu_map *cpu_map;
-       struct perf_cpu_map *event_cpus = session->evlist->core.cpus;
+       struct perf_cpu_map *event_cpus = session->evlist->core.user_requested_cpus;
        struct perf_cpu_map *online_cpus = perf_cpu_map__new(NULL);
        struct cs_etm_recording *ptr =
                        container_of(itr, struct cs_etm_recording, itr);

diff --git a/tools/perf/arch/arm64/util/arm-spe.c b/tools/perf/arch/arm64/util/arm-spe.c
index 5860bba..86e2e92 100644 (file)
--- a/tools/perf/arch/arm64/util/arm-spe.c
+++ b/tools/perf/arch/arm64/util/arm-spe.c
@@ -144,7 +144,7 @@ static int arm_spe_recording_options(struct auxtrace_record *itr,
                        container_of(itr, struct arm_spe_recording, itr);
        struct perf_pmu *arm_spe_pmu = sper->arm_spe_pmu;
        struct evsel *evsel, *arm_spe_evsel = NULL;
-       struct perf_cpu_map *cpus = evlist->core.cpus;
+       struct perf_cpu_map *cpus = evlist->core.user_requested_cpus;
        bool privileged = perf_event_paranoid_check(-1);
        struct evsel *tracking_evsel;
        int err;

diff --git a/tools/perf/arch/x86/util/intel-bts.c b/tools/perf/arch/x86/util/intel-bts.c
index 4a76d49..d68a0f4 100644 (file)
--- a/tools/perf/arch/x86/util/intel-bts.c
+++ b/tools/perf/arch/x86/util/intel-bts.c
@@ -110,7 +110,7 @@ static int intel_bts_recording_options(struct auxtrace_record *itr,
                        container_of(itr, struct intel_bts_recording, itr);
        struct perf_pmu *intel_bts_pmu = btsr->intel_bts_pmu;
        struct evsel *evsel, *intel_bts_evsel = NULL;
-       const struct perf_cpu_map *cpus = evlist->core.cpus;
+       const struct perf_cpu_map *cpus = evlist->core.user_requested_cpus;
        bool privileged = perf_event_paranoid_check(-1);
 
        if (opts->auxtrace_sample_mode) {

diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c
index 8c31578..38ec266 100644 (file)
--- a/tools/perf/arch/x86/util/intel-pt.c
+++ b/tools/perf/arch/x86/util/intel-pt.c
@@ -382,7 +382,7 @@ static int intel_pt_info_fill(struct auxtrace_record *itr,
                        ui__warning("Intel Processor Trace: TSC not available\n");
        }
 
-       per_cpu_mmaps = !perf_cpu_map__empty(session->evlist->core.cpus);
+       per_cpu_mmaps = !perf_cpu_map__empty(session->evlist->core.user_requested_cpus);
 
        auxtrace_info->type = PERF_AUXTRACE_INTEL_PT;
        auxtrace_info->priv[INTEL_PT_PMU_TYPE] = intel_pt_pmu->type;
@@ -632,7 +632,7 @@ static int intel_pt_recording_options(struct auxtrace_record *itr,
        struct perf_pmu *intel_pt_pmu = ptr->intel_pt_pmu;
        bool have_timing_info, need_immediate = false;
        struct evsel *evsel, *intel_pt_evsel = NULL;
-       const struct perf_cpu_map *cpus = evlist->core.cpus;
+       const struct perf_cpu_map *cpus = evlist->core.user_requested_cpus;
        bool privileged = perf_event_paranoid_check(-1);
        u64 tsc_bit;
        int err;

diff --git a/tools/perf/bench/evlist-open-close.c b/tools/perf/bench/evlist-open-close.c
index de56601..5a27691 100644 (file)
--- a/tools/perf/bench/evlist-open-close.c
+++ b/tools/perf/bench/evlist-open-close.c
@@ -151,7 +151,7 @@ static int bench_evlist_open_close__run(char *evstr)
 
        init_stats(&time_stats);
 
-       printf("  Number of cpus:\t%d\n", perf_cpu_map__nr(evlist->core.cpus));
+       printf("  Number of cpus:\t%d\n", perf_cpu_map__nr(evlist->core.user_requested_cpus));
        printf("  Number of threads:\t%d\n", evlist->core.threads->nr);
        printf("  Number of events:\t%d (%d fds)\n",
                evlist->core.nr_entries, evlist__count_evsel_fds(evlist));

diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c
index ad9ce1b..7de07bb 100644 (file)
--- a/tools/perf/builtin-ftrace.c
+++ b/tools/perf/builtin-ftrace.c
@@ -301,7 +301,7 @@ static int set_tracing_cpumask(struct perf_cpu_map *cpumap)
 
 static int set_tracing_cpu(struct perf_ftrace *ftrace)
 {
-       struct perf_cpu_map *cpumap = ftrace->evlist->core.cpus;
+       struct perf_cpu_map *cpumap = ftrace->evlist->core.user_requested_cpus;
 
        if (!target__has_cpu(&ftrace->target))
                return 0;

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 0b4abed..ba74fab 100644 (file)
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -987,7 +987,7 @@ static int record__thread_data_init_maps(struct record_thread *thread_data, stru
        int m, tm, nr_mmaps = evlist->core.nr_mmaps;
        struct mmap *mmap = evlist->mmap;
        struct mmap *overwrite_mmap = evlist->overwrite_mmap;
-       struct perf_cpu_map *cpus = evlist->core.cpus;
+       struct perf_cpu_map *cpus = evlist->core.user_requested_cpus;
 
        thread_data->nr_mmaps = bitmap_weight(thread_data->mask->maps.bits,
                                              thread_data->mask->maps.nbits);
@@ -1881,7 +1881,7 @@ static int record__synthesize(struct record *rec, bool tail)
                return err;
        }
 
-       err = perf_event__synthesize_cpu_map(&rec->tool, rec->evlist->core.cpus,
+       err = perf_event__synthesize_cpu_map(&rec->tool, rec->evlist->core.user_requested_cpus,
                                             process_synthesized_event, NULL);
        if (err < 0) {
                pr_err("Couldn't synthesize cpu map.\n");
@@ -3675,7 +3675,7 @@ static int record__init_thread_default_masks(struct record *rec, struct perf_cpu
 static int record__init_thread_masks(struct record *rec)
 {
        int ret = 0;
-       struct perf_cpu_map *cpus = rec->evlist->core.cpus;
+       struct perf_cpu_map *cpus = rec->evlist->core.user_requested_cpus;
 
        if (!record__threads_enabled(rec))
                return record__init_thread_default_masks(rec, cpus);

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index b81ae50..a96f106 100644 (file)
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -804,7 +804,7 @@ static int __run_perf_stat(int argc, const char **argv, int run_idx)
        if (group)
                evlist__set_leader(evsel_list);
 
-       if (!cpu_map__is_dummy(evsel_list->core.cpus)) {
+       if (!cpu_map__is_dummy(evsel_list->core.user_requested_cpus)) {
                if (affinity__setup(&saved_affinity) < 0)
                        return -1;
                affinity = &saved_affinity;
@@ -1458,7 +1458,7 @@ static int perf_stat_init_aggr_mode(void)
        aggr_cpu_id_get_t get_id = aggr_mode__get_aggr(stat_config.aggr_mode);
 
        if (get_id) {
-               stat_config.aggr_map = cpu_aggr_map__new(evsel_list->core.cpus,
+               stat_config.aggr_map = cpu_aggr_map__new(evsel_list->core.user_requested_cpus,
                                                         get_id, /*data=*/NULL);
                if (!stat_config.aggr_map) {
                        pr_err("cannot build %s map", aggr_mode__string[stat_config.aggr_mode]);
@@ -1472,8 +1472,8 @@ static int perf_stat_init_aggr_mode(void)
         * taking the highest cpu number to be the size of
         * the aggregation translate cpumap.
         */
-       if (evsel_list->core.cpus)
-               nr = perf_cpu_map__max(evsel_list->core.cpus).cpu;
+       if (evsel_list->core.user_requested_cpus)
+               nr = perf_cpu_map__max(evsel_list->core.user_requested_cpus).cpu;
        else
                nr = 0;
        stat_config.cpus_aggr_map = cpu_aggr_map__empty_new(nr + 1);
@@ -1630,7 +1630,7 @@ static int perf_stat_init_aggr_mode_file(struct perf_stat *st)
        if (!get_id)
                return 0;
 
-       stat_config.aggr_map = cpu_aggr_map__new(evsel_list->core.cpus, get_id, env);
+       stat_config.aggr_map = cpu_aggr_map__new(evsel_list->core.user_requested_cpus, get_id, env);
        if (!stat_config.aggr_map) {
                pr_err("cannot build %s map", aggr_mode__string[stat_config.aggr_mode]);
                return -1;

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 9b08e44..fd8fd91 100644 (file)
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1021,7 +1021,7 @@ static int perf_top__start_counters(struct perf_top *top)
 
        evlist__for_each_entry(evlist, counter) {
 try_again:
-               if (evsel__open(counter, top->evlist->core.cpus,
+               if (evsel__open(counter, top->evlist->core.user_requested_cpus,
                                     top->evlist->core.threads) < 0) {
 
                        /*

diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 9e48652..df1c5bb 100644 (file)
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -174,7 +174,7 @@ void auxtrace_mmap_params__set_idx(struct auxtrace_mmap_params *mp,
        mp->idx = idx;
 
        if (per_cpu) {
-               mp->cpu = perf_cpu_map__cpu(evlist->core.cpus, idx);
+               mp->cpu = perf_cpu_map__cpu(evlist->core.user_requested_cpus, idx);
                if (evlist->core.threads)
                        mp->tid = perf_thread_map__pid(evlist->core.threads, 0);
                else

diff --git a/tools/perf/util/bpf_ftrace.c b/tools/perf/util/bpf_ftrace.c
index 4f4d3aa..7a4297d 100644 (file)
--- a/tools/perf/util/bpf_ftrace.c
+++ b/tools/perf/util/bpf_ftrace.c
@@ -38,7 +38,7 @@ int perf_ftrace__latency_prepare_bpf(struct perf_ftrace *ftrace)
 
        /* don't need to set cpu filter for system-wide mode */
        if (ftrace->target.cpu_list) {
-               ncpus = perf_cpu_map__nr(ftrace->evlist->core.cpus);
+               ncpus = perf_cpu_map__nr(ftrace->evlist->core.user_requested_cpus);
                bpf_map__set_max_entries(skel->maps.cpu_filter, ncpus);
        }
 
@@ -63,7 +63,7 @@ int perf_ftrace__latency_prepare_bpf(struct perf_ftrace *ftrace)
                fd = bpf_map__fd(skel->maps.cpu_filter);
 
                for (i = 0; i < ncpus; i++) {
-                       cpu = perf_cpu_map__cpu(ftrace->evlist->core.cpus, i).cpu;
+                       cpu = perf_cpu_map__cpu(ftrace->evlist->core.user_requested_cpus, i).cpu;
                        bpf_map_update_elem(fd, &cpu, &val, BPF_ANY);
                }
        }

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 9bb79e0..cb2cf44 100644 (file)
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -440,7 +440,7 @@ static void __evlist__disable(struct evlist *evlist, char *evsel_name)
        bool has_imm = false;
 
        // See explanation in evlist__close()
-       if (!cpu_map__is_dummy(evlist->core.cpus)) {
+       if (!cpu_map__is_dummy(evlist->core.user_requested_cpus)) {
                if (affinity__setup(&saved_affinity) < 0)
                        return;
                affinity = &saved_affinity;
@@ -500,7 +500,7 @@ static void __evlist__enable(struct evlist *evlist, char *evsel_name)
        struct affinity saved_affinity, *affinity = NULL;
 
        // See explanation in evlist__close()
-       if (!cpu_map__is_dummy(evlist->core.cpus)) {
+       if (!cpu_map__is_dummy(evlist->core.user_requested_cpus)) {
                if (affinity__setup(&saved_affinity) < 0)
                        return;
                affinity = &saved_affinity;
@@ -565,7 +565,7 @@ static int evlist__enable_event_cpu(struct evlist *evlist, struct evsel *evsel,
 static int evlist__enable_event_thread(struct evlist *evlist, struct evsel *evsel, int thread)
 {
        int cpu;
-       int nr_cpus = perf_cpu_map__nr(evlist->core.cpus);
+       int nr_cpus = perf_cpu_map__nr(evlist->core.user_requested_cpus);
 
        if (!evsel->core.fd)
                return -EINVAL;
@@ -580,7 +580,7 @@ static int evlist__enable_event_thread(struct evlist *evlist, struct evsel *evse
 
 int evlist__enable_event_idx(struct evlist *evlist, struct evsel *evsel, int idx)
 {
-       bool per_cpu_mmaps = !perf_cpu_map__empty(evlist->core.cpus);
+       bool per_cpu_mmaps = !perf_cpu_map__empty(evlist->core.user_requested_cpus);
 
        if (per_cpu_mmaps)
                return evlist__enable_event_cpu(evlist, evsel, idx);
@@ -1301,10 +1301,11 @@ void evlist__close(struct evlist *evlist)
        struct affinity affinity;
 
        /*
-        * With perf record core.cpus is usually NULL.
+        * With perf record core.user_requested_cpus is usually NULL.
         * Use the old method to handle this for now.
         */
-       if (!evlist->core.cpus || cpu_map__is_dummy(evlist->core.cpus)) {
+       if (!evlist->core.user_requested_cpus ||
+           cpu_map__is_dummy(evlist->core.user_requested_cpus)) {
                evlist__for_each_entry_reverse(evlist, evsel)
                        evsel__close(evsel);
                return;
@@ -1367,7 +1368,7 @@ int evlist__open(struct evlist *evlist)
         * Default: one fd per CPU, all threads, aka systemwide
         * as sys_perf_event_open(cpu = -1, thread = -1) is EINVAL
         */
-       if (evlist->core.threads == NULL && evlist->core.cpus == NULL) {
+       if (evlist->core.threads == NULL && evlist->core.user_requested_cpus == NULL) {
                err = evlist__create_syswide_maps(evlist);
                if (err < 0)
                        goto out_err;

diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c
index 007a646..5b09ecb 100644 (file)
--- a/tools/perf/util/record.c
+++ b/tools/perf/util/record.c
@@ -106,7 +106,7 @@ void evlist__config(struct evlist *evlist, struct record_opts *opts, struct call
        if (opts->group)
                evlist__set_leader(evlist);
 
-       if (perf_cpu_map__cpu(evlist->core.cpus, 0).cpu < 0)
+       if (perf_cpu_map__cpu(evlist->core.user_requested_cpus, 0).cpu < 0)
                opts->no_inherit = true;
 
        use_comm_exec = perf_can_comm_exec();
@@ -244,7 +244,7 @@ bool evlist__can_select_event(struct evlist *evlist, const char *str)
 
        evsel = evlist__last(temp_evlist);
 
-       if (!evlist || perf_cpu_map__empty(evlist->core.cpus)) {
+       if (!evlist || perf_cpu_map__empty(evlist->core.user_requested_cpus)) {
                struct perf_cpu_map *cpus = perf_cpu_map__new(NULL);
 
                if (cpus)
@@ -252,7 +252,7 @@ bool evlist__can_select_event(struct evlist *evlist, const char *str)
 
                perf_cpu_map__put(cpus);
        } else {
-               cpu = perf_cpu_map__cpu(evlist->core.cpus, 0);
+               cpu = perf_cpu_map__cpu(evlist->core.user_requested_cpus, 0);
        }
 
        while (1) {

diff --git a/tools/perf/util/sideband_evlist.c b/tools/perf/util/sideband_evlist.c
index 748371a..388846f 100644 (file)
--- a/tools/perf/util/sideband_evlist.c
+++ b/tools/perf/util/sideband_evlist.c
@@ -114,7 +114,8 @@ int evlist__start_sb_thread(struct evlist *evlist, struct target *target)
        }
 
        evlist__for_each_entry(evlist, counter) {
-               if (evsel__open(counter, evlist->core.cpus, evlist->core.threads) < 0)
+               if (evsel__open(counter, evlist->core.user_requested_cpus,
+                               evlist->core.threads) < 0)
                        goto out_delete_evlist;
        }
 

diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 9cbe351..138e3ab 100644 (file)
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -929,7 +929,7 @@ static void print_no_aggr_metric(struct perf_stat_config *config,
        int all_idx;
        struct perf_cpu cpu;
 
-       perf_cpu_map__for_each_cpu(cpu, all_idx, evlist->core.cpus) {
+       perf_cpu_map__for_each_cpu(cpu, all_idx, evlist->core.user_requested_cpus) {
                struct evsel *counter;
                bool first = true;
 

diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c
index b654de0..27acdc5 100644 (file)
--- a/tools/perf/util/synthetic-events.c
+++ b/tools/perf/util/synthetic-events.c
@@ -2127,7 +2127,7 @@ int perf_event__synthesize_stat_events(struct perf_stat_config *config, struct p
                return err;
        }
 
-       err = perf_event__synthesize_cpu_map(tool, evlist->core.cpus, process, NULL);
+       err = perf_event__synthesize_cpu_map(tool, evlist->core.user_requested_cpus, process, NULL);
        if (err < 0) {
                pr_err("Couldn't synthesize thread map.\n");
                return err;

diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c
index c1ebfc5..b8b3243 100644 (file)
--- a/tools/perf/util/top.c
+++ b/tools/perf/util/top.c
@@ -95,15 +95,17 @@ size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size)
 
        if (target->cpu_list)
                ret += SNPRINTF(bf + ret, size - ret, ", CPU%s: %s)",
-                               perf_cpu_map__nr(top->evlist->core.cpus) > 1 ? "s" : "",
+                               perf_cpu_map__nr(top->evlist->core.user_requested_cpus) > 1
+                               ? "s" : "",
                                target->cpu_list);
        else {
                if (target->tid)
                        ret += SNPRINTF(bf + ret, size - ret, ")");
                else
                        ret += SNPRINTF(bf + ret, size - ret, ", %d CPU%s)",
-                                       perf_cpu_map__nr(top->evlist->core.cpus),
-                                       perf_cpu_map__nr(top->evlist->core.cpus) > 1 ? "s" : "");
+                                       perf_cpu_map__nr(top->evlist->core.user_requested_cpus),
+                                       perf_cpu_map__nr(top->evlist->core.user_requested_cpus) > 1
+                                       ? "s" : "");
        }
 
        perf_top__reset_sample_counters(top);