Commit 85a564d2 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo

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: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-30-git-send-email-adrian.hunter@intel.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 406a1805
...@@ -1922,24 +1922,29 @@ static int intel_pt_synth_event(struct perf_session *session, ...@@ -1922,24 +1922,29 @@ static int intel_pt_synth_event(struct perf_session *session,
&id, intel_pt_event_synth); &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, static int intel_pt_synth_events(struct intel_pt *pt,
struct perf_session *session) struct perf_session *session)
{ {
struct perf_evlist *evlist = session->evlist; struct perf_evlist *evlist = session->evlist;
struct perf_evsel *evsel; struct perf_evsel *evsel = intel_pt_evsel(pt, evlist);
struct perf_event_attr attr; struct perf_event_attr attr;
bool found = false;
u64 id; u64 id;
int err; int err;
evlist__for_each_entry(evlist, evsel) { if (!evsel) {
if (evsel->attr.type == pt->pmu_type && evsel->ids) {
found = true;
break;
}
}
if (!found) {
pr_debug("There are no selected events with Intel Processor Trace data\n"); pr_debug("There are no selected events with Intel Processor Trace data\n");
return 0; return 0;
} }
......
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