Commit-ID: 85a564d26dfb45bbf0c0095e0fcee3bdc4a49a85 Gitweb: http://git.kernel.org/tip/85a564d26dfb45bbf0c0095e0fcee3bdc4a49a85 Author: Adrian Hunter <[email protected]> AuthorDate: Fri, 26 May 2017 11:17:30 +0300 Committer: Arnaldo Carvalho de Melo <[email protected]> CommitDate: Fri, 30 Jun 2017 11:44:35 -0300
perf intel-pt: Tidy Intel PT evsel lookup into separate function Tidy the lookup of the Intel PT selected event (perf_evsel) into a separate function. Signed-off-by: Adrian Hunter <[email protected]> Cc: Andi Kleen <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/util/intel-pt.c | 25 +++++++++++++++---------- 1 file changed, 15 insertions(+), 10 deletions(-) diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index b670502..a9486b5 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -1922,24 +1922,29 @@ static int intel_pt_synth_event(struct perf_session *session, &id, intel_pt_event_synth); } +static struct perf_evsel *intel_pt_evsel(struct intel_pt *pt, + struct perf_evlist *evlist) +{ + struct perf_evsel *evsel; + + evlist__for_each_entry(evlist, evsel) { + if (evsel->attr.type == pt->pmu_type && evsel->ids) + return evsel; + } + + return NULL; +} + static int intel_pt_synth_events(struct intel_pt *pt, struct perf_session *session) { struct perf_evlist *evlist = session->evlist; - struct perf_evsel *evsel; + struct perf_evsel *evsel = intel_pt_evsel(pt, evlist); struct perf_event_attr attr; - bool found = false; u64 id; int err; - evlist__for_each_entry(evlist, evsel) { - if (evsel->attr.type == pt->pmu_type && evsel->ids) { - found = true; - break; - } - } - - if (!found) { + if (!evsel) { pr_debug("There are no selected events with Intel Processor Trace data\n"); return 0; }
