diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-12-13 13:13:07 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-01-24 16:40:08 -0300 |
| commit | 594ac61ad3be9c80c738a9fe3bb95c05d8d1bae1 (patch) | |
| tree | 3fb2c1395bafd1799e34443d58adef6c4b65c7fe /tools/perf/builtin-record.c | |
| parent | ce90e3856ba55af4d3d9c9c1168cc624607f6c7c (diff) | |
perf evsel: Do missing feature fallbacks in just one place
Instead of doing it in stat, top, record or any other tool that opens
event descriptors.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-vr8hzph83d5t2mdlkf565h84@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 028de726b832..a4b97269cfc6 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -234,25 +234,6 @@ static int perf_record__open(struct perf_record *rec) list_for_each_entry(pos, &evlist->entries, node) { struct perf_event_attr *attr = &pos->attr; - /* - * Check if parse_single_tracepoint_event has already asked for - * PERF_SAMPLE_TIME. - * - * XXX this is kludgy but short term fix for problems introduced by - * eac23d1c that broke 'perf script' by having different sample_types - * when using multiple tracepoint events when we use a perf binary - * that tries to use sample_id_all on an older kernel. - * - * We need to move counter creation to perf_session, support - * different sample_types, etc. - */ - bool time_needed = attr->sample_type & PERF_SAMPLE_TIME; - -fallback_missing_features: - if (opts->exclude_guest_missing) - attr->exclude_guest = attr->exclude_host = 0; -retry_sample_id: - attr->sample_id_all = opts->sample_id_all_missing ? 0 : 1; try_again: if (perf_evsel__open(pos, evlist->cpus, evlist->threads) < 0) { int err = errno; @@ -266,23 +247,6 @@ try_again: " an out-of-range profile CPU?\n"); rc = -err; goto out; - } else if (err == EINVAL) { - if (!opts->exclude_guest_missing && - (attr->exclude_guest || attr->exclude_host)) { - pr_debug("Old kernel, cannot exclude " - "guest or host samples.\n"); - opts->exclude_guest_missing = true; - goto fallback_missing_features; - } else if (!opts->sample_id_all_missing) { - /* - * Old kernel, no attr->sample_id_type_all field - */ - opts->sample_id_all_missing = true; - if (!opts->sample_time && !opts->raw_samples && !time_needed) - perf_evsel__reset_sample_bit(pos, TIME); - - goto retry_sample_id; - } } /* |