4402869939
Switch from directly accessing the perf_cpu_map to using the appropriate libperf API when possible. Using the API simplifies the job of refactoring use of perf_cpu_map. Signed-off-by: Ian Rogers <irogers@google.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: André Almeida <andrealmeid@collabora.com> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Cc: Darren Hart <dvhart@infradead.org> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: Dmitriy Vyukov <dvyukov@google.com> Cc: Eric Dumazet <edumazet@google.com> Cc: German Gomez <german.gomez@arm.com> Cc: James Clark <james.clark@arm.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: John Garry <john.garry@huawei.com> Cc: Kajol Jain <kjain@linux.ibm.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Madhavan Srinivasan <maddy@linux.ibm.com> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Masami Hiramatsu <mhiramat@kernel.org> Cc: Miaoqian Lin <linmq006@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Riccardo Mancini <rickyman7@gmail.com> Cc: Shunsuke Nakamura <nakamura.shun@fujitsu.com> Cc: Song Liu <song@kernel.org> Cc: Stephane Eranian <eranian@google.com> Cc: Stephen Brennan <stephen.s.brennan@oracle.com> Cc: Steven Rostedt (VMware) <rostedt@goodmis.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Thomas Richter <tmricht@linux.ibm.com> Cc: Yury Norov <yury.norov@gmail.com> Link: http://lore.kernel.org/lkml/20220122045811.3402706-3-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
73 lines
1.5 KiB
C
73 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include "evsel.h"
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#include "counts.h"
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#include <perf/threadmap.h>
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#include <linux/zalloc.h>
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struct perf_counts *perf_counts__new(int ncpus, int nthreads)
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{
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struct perf_counts *counts = zalloc(sizeof(*counts));
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if (counts) {
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struct xyarray *values;
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values = xyarray__new(ncpus, nthreads, sizeof(struct perf_counts_values));
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if (!values) {
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free(counts);
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return NULL;
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}
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counts->values = values;
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values = xyarray__new(ncpus, nthreads, sizeof(bool));
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if (!values) {
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xyarray__delete(counts->values);
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free(counts);
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return NULL;
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}
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counts->loaded = values;
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}
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return counts;
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}
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void perf_counts__delete(struct perf_counts *counts)
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{
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if (counts) {
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xyarray__delete(counts->loaded);
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xyarray__delete(counts->values);
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free(counts);
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}
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}
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void perf_counts__reset(struct perf_counts *counts)
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{
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xyarray__reset(counts->loaded);
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xyarray__reset(counts->values);
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memset(&counts->aggr, 0, sizeof(struct perf_counts_values));
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}
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void evsel__reset_counts(struct evsel *evsel)
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{
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perf_counts__reset(evsel->counts);
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}
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int evsel__alloc_counts(struct evsel *evsel)
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{
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struct perf_cpu_map *cpus = evsel__cpus(evsel);
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int nthreads = perf_thread_map__nr(evsel->core.threads);
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evsel->counts = perf_counts__new(perf_cpu_map__nr(cpus), nthreads);
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return evsel->counts != NULL ? 0 : -ENOMEM;
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}
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void evsel__free_counts(struct evsel *evsel)
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{
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perf_counts__delete(evsel->counts);
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evsel->counts = NULL;
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}
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