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(mob-176-243-254-204.net.vodafone.it. [176.243.254.204]) by smtp.googlemail.com with ESMTPSA id a25sm4003878ejv.91.2021.08.21.02.20.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Aug 2021 02:20:10 -0700 (PDT) From: Riccardo Mancini To: Arnaldo Carvalho de Melo Cc: Ian Rogers , Namhyung Kim , Peter Zijlstra , Ingo Molnar , Mark Rutland , Jiri Olsa , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Riccardo Mancini Subject: [RFC PATCH v1 18/37] perf evsel: add evsel__prepare_open function Date: Sat, 21 Aug 2021 11:19:24 +0200 Message-Id: X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This function will prepare the evsel and disable the missing features. It will be used in one of the following patches. Signed-off-by: Riccardo Mancini --- tools/perf/util/evsel.c | 14 ++++++++++++++ tools/perf/util/evsel.h | 2 ++ 2 files changed, 16 insertions(+) diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index f0bc89f743915800..4e9a3e62075305f1 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1827,6 +1827,20 @@ static void evsel__disable_missing_features(struct evsel *evsel) evsel->core.attr.sample_id_all = 0; } +int evsel__prepare_open(struct evsel *evsel, struct perf_cpu_map *cpus, + struct perf_thread_map *threads) +{ + int err; + + err = __evsel__prepare_open(evsel, cpus, threads); + if (err) + return err; + + evsel__disable_missing_features(evsel); + + return err; +} + static int evsel__open_cpu(struct evsel *evsel, struct perf_cpu_map *cpus, struct perf_thread_map *threads, int start_cpu, int end_cpu) diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 1c0057e80d080f2f..58aa998e1814ac9e 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -286,6 +286,8 @@ int evsel__open_per_thread(struct evsel *evsel, struct perf_thread_map *threads) int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus, struct perf_thread_map *threads); void evsel__close(struct evsel *evsel); +int evsel__prepare_open(struct evsel *evsel, struct perf_cpu_map *cpus, + struct perf_thread_map *threads); struct perf_sample; -- 2.31.1