diff options
| author |  Arnaldo Carvalho de Melo <acme@redhat.com>
| 2019-08-15 11:31:29 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com>
| 2019-08-15 12:25:55 -0300 |
| commit | 124e02be72fdff05ab5d7f004a3c0d4061569380 (patch) | |
| tree | fb0a1c6280914a4806bda6ca8a178dd39235d17b /tools/perf/util/evswitch.c | |
| parent | perf evswitch: Introduce OPTS_EVSWITCH() for cmd line processing (diff) | |
| download | linux-124e02be72fdff05ab5d7f004a3c0d4061569380.tar.gz linux-124e02be72fdff05ab5d7f004a3c0d4061569380.tar.bz2 linux-124e02be72fdff05ab5d7f004a3c0d4061569380.zip | |
perf evswitch: Introduce init() method to set the on/off evsels from the command line
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>
Diffstat (limited to 'tools/perf/util/evswitch.c')
| -rw-r--r-- | tools/perf/util/evswitch.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tools/perf/util/evswitch.c b/tools/perf/util/evswitch.c index c87f988d81c8..b57b5f0816f5 100644 --- a/tools/perf/util/evswitch.c +++ b/tools/perf/util/evswitch.c @@ -2,6 +2,7 @@ // Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com> #include "evswitch.h" +#include "evlist.h" bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel) { @@ -29,3 +30,25 @@ bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel) return false; } + +int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp) +{ + if (evswitch->on_name) { + evswitch->on = perf_evlist__find_evsel_by_str(evlist, evswitch->on_name); + if (evswitch->on == NULL) { + fprintf(fp, "switch-on event not found (%s)\n", evswitch->on_name); + return -ENOENT; + } + evswitch->discarding = true; + } + + if (evswitch->off_name) { + evswitch->off = perf_evlist__find_evsel_by_str(evlist, evswitch->off_name); + if (evswitch->off == NULL) { + fprintf(fp, "switch-off event not found (%s)\n", evswitch->off_name); + return -ENOENT; + } + } + + return 0; +} |