Commit-ID: 8829e56fa050998164e496d380cd69186ae9b8d0 Gitweb: https://git.kernel.org/tip/8829e56fa050998164e496d380cd69186ae9b8d0 Author: Arnaldo Carvalho de Melo <a...@redhat.com> AuthorDate: Thu, 15 Aug 2019 11:00:11 -0300 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Thu, 15 Aug 2019 12:24:31 -0300
perf evswitch: Move switch logic to use in other tools Now other tools that want switching can use an evswitch for that, just set it up and add it to the PERF_RECORD_SAMPLE processing function. Cc: Adrian Hunter <adrian.hun...@intel.com> Cc: Florian Weimer <fwei...@redhat.com> Cc: Jiri Olsa <jo...@kernel.org> Cc: Namhyung Kim <namhy...@kernel.org> Cc: William Cohen <wco...@redhat.com> Link: https://lkml.kernel.org/n/tip-b1trj1q97qwfv251l66q3...@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/builtin-script.c | 23 ++--------------------- tools/perf/util/Build | 1 + tools/perf/util/evswitch.c | 31 +++++++++++++++++++++++++++++++ tools/perf/util/evswitch.h | 2 ++ 4 files changed, 36 insertions(+), 21 deletions(-) diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index fff02e0d70c4..e7b950e977a9 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1807,28 +1807,9 @@ static void process_event(struct perf_script *script, if (!show_event(sample, evsel, thread, al)) return; - if (script->evswitch.on && script->evswitch.discarding) { - if (script->evswitch.on != evsel) - return; - - script->evswitch.discarding = false; - - if (!script->evswitch.show_on_off_events) - return; - - goto print_it; - } - - if (script->evswitch.off && !script->evswitch.discarding) { - if (script->evswitch.off != evsel) - goto print_it; - - script->evswitch.discarding = true; + if (evswitch__discard(&script->evswitch, evsel)) + return; - if (!script->evswitch.show_on_off_events) - return; - } -print_it: ++es->samples; perf_sample__fprintf_start(sample, thread, evsel, diff --git a/tools/perf/util/Build b/tools/perf/util/Build index 7cda749059a9..b922c8c297ca 100644 --- a/tools/perf/util/Build +++ b/tools/perf/util/Build @@ -9,6 +9,7 @@ perf-y += event.o perf-y += evlist.o perf-y += evsel.o perf-y += evsel_fprintf.o +perf-y += evswitch.o perf-y += find_bit.o perf-y += get_current_dir_name.o perf-y += kallsyms.o diff --git a/tools/perf/util/evswitch.c b/tools/perf/util/evswitch.c new file mode 100644 index 000000000000..c87f988d81c8 --- /dev/null +++ b/tools/perf/util/evswitch.c @@ -0,0 +1,31 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <a...@redhat.com> + +#include "evswitch.h" + +bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel) +{ + if (evswitch->on && evswitch->discarding) { + if (evswitch->on != evsel) + return true; + + evswitch->discarding = false; + + if (!evswitch->show_on_off_events) + return true; + + return false; + } + + if (evswitch->off && !evswitch->discarding) { + if (evswitch->off != evsel) + return false; + + evswitch->discarding = true; + + if (!evswitch->show_on_off_events) + return true; + } + + return false; +} diff --git a/tools/perf/util/evswitch.h b/tools/perf/util/evswitch.h index bb88e8002f39..bae3a22ad719 100644 --- a/tools/perf/util/evswitch.h +++ b/tools/perf/util/evswitch.h @@ -13,4 +13,6 @@ struct evswitch { bool show_on_off_events; }; +bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel); + #endif /* __PERF_EVSWITCH_H */
