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libperf: Add perf_evlist__first()/last() functions

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Add perf_evlist__first()/last() functions to libperf, as internal
functions and rename perf's origins to evlist__first/last.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-29-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-09-03 10:39:52 +02:00
committed by Arnaldo Carvalho de Melo
parent 70c20369ee
commit 515dbe48f6
32 changed files with 145 additions and 129 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
tools/perf/tests/switch-tracking.c
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@@ -367,7 +367,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
goto out_err;
}
cpu_clocks_evsel = perf_evlist__last(evlist);
cpu_clocks_evsel = evlist__last(evlist);
/* Second event */
err = parse_events(evlist, "cycles:u", NULL);
@@ -376,7 +376,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
goto out_err;
}
cycles_evsel = perf_evlist__last(evlist);
cycles_evsel = evlist__last(evlist);
/* Third event */
if (!perf_evlist__can_select_event(evlist, sched_switch)) {
@@ -391,7 +391,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
goto out_err;
}
switch_evsel = perf_evlist__last(evlist);
switch_evsel = evlist__last(evlist);
perf_evsel__set_sample_bit(switch_evsel, CPU);
perf_evsel__set_sample_bit(switch_evsel, TIME);
@@ -401,12 +401,12 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
switch_evsel->immediate = true;
/* Test moving an event to the front */
if (cycles_evsel == perf_evlist__first(evlist)) {
if (cycles_evsel == evlist__first(evlist)) {
pr_debug("cycles event already at front");
goto out_err;
}
perf_evlist__to_front(evlist, cycles_evsel);
if (cycles_evsel != perf_evlist__first(evlist)) {
if (cycles_evsel != evlist__first(evlist)) {
pr_debug("Failed to move cycles event to front");
goto out_err;
}
@@ -421,7 +421,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
goto out_err;
}
tracking_evsel = perf_evlist__last(evlist);
tracking_evsel = evlist__last(evlist);
perf_evlist__set_tracking_event(evlist, tracking_evsel);
@@ -434,7 +434,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
perf_evlist__config(evlist, &opts, NULL);
/* Check moved event is still at the front */
if (cycles_evsel != perf_evlist__first(evlist)) {
if (cycles_evsel != evlist__first(evlist)) {
pr_debug("Front event no longer at front");
goto out_err;
}