124e02be72
Another step in having all the boilerplate in just one place to then use in the other tools. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Florian Weimer <fweimer@redhat.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: William Cohen <wcohen@redhat.com> Link: https://lkml.kernel.org/n/tip-snreb1wmwyjei3eefwotxp1l@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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// Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
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#include "evswitch.h"
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#include "evlist.h"
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bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel)
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{
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if (evswitch->on && evswitch->discarding) {
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if (evswitch->on != evsel)
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return true;
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evswitch->discarding = false;
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if (!evswitch->show_on_off_events)
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return true;
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return false;
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}
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if (evswitch->off && !evswitch->discarding) {
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if (evswitch->off != evsel)
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return false;
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evswitch->discarding = true;
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if (!evswitch->show_on_off_events)
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return true;
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}
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return false;
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}
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int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp)
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{
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if (evswitch->on_name) {
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evswitch->on = perf_evlist__find_evsel_by_str(evlist, evswitch->on_name);
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if (evswitch->on == NULL) {
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fprintf(fp, "switch-on event not found (%s)\n", evswitch->on_name);
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return -ENOENT;
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}
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evswitch->discarding = true;
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}
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if (evswitch->off_name) {
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evswitch->off = perf_evlist__find_evsel_by_str(evlist, evswitch->off_name);
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if (evswitch->off == NULL) {
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fprintf(fp, "switch-off event not found (%s)\n", evswitch->off_name);
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return -ENOENT;
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}
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}
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return 0;
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}
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