diff options
-rw-r--r-- | tools/perf/Documentation/itrace.txt | 3 | ||||
-rw-r--r-- | tools/perf/util/auxtrace.c | 3 | ||||
-rw-r--r-- | tools/perf/util/auxtrace.h | 3 |
3 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index 9c0e8586ed47..d3740c8f399b 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -18,6 +18,7 @@ l synthesize last branch entries (use with i or x) L synthesize last branch entries on existing event records s skip initial number of events + q quicker (less detailed) decoding The default is all events i.e. the same as --itrace=ibxwpe, except for perf script where it is --itrace=ce @@ -58,3 +59,5 @@ debug messages will or will not be logged. Each flag must be preceded by either '+' or '-'. The flags are: a all perf events + + If supported, the 'q' option may be repeated to increase the effect. diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index e028187c51fe..42a85c86421d 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -1554,6 +1554,9 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str, case 'a': synth_opts->remote_access = true; break; + case 'q': + synth_opts->quick += 1; + break; case ' ': case ',': break; diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h index 821ef5446a13..951d2d14cf24 100644 --- a/tools/perf/util/auxtrace.h +++ b/tools/perf/util/auxtrace.h @@ -100,6 +100,7 @@ enum itrace_period_type { * @error_minus_flags: flags to affect what errors are reported * @log_plus_flags: flags to affect what is logged * @log_minus_flags: flags to affect what is logged + * @quick: quicker (less detailed) decoding */ struct itrace_synth_opts { bool set; @@ -137,6 +138,7 @@ struct itrace_synth_opts { unsigned int error_minus_flags; unsigned int log_plus_flags; unsigned int log_minus_flags; + unsigned int quick; }; /** @@ -642,6 +644,7 @@ bool auxtrace__evsel_is_auxtrace(struct perf_session *session, " l[len]: synthesize last branch entries (use with i or x)\n" \ " L[len]: synthesize last branch entries on existing event records\n" \ " sNUMBER: skip initial number of events\n" \ +" q: quicker (less detailed) decoding\n" \ " PERIOD[ns|us|ms|i|t]: specify period to sample stream\n" \ " concatenate multiple options. Default is ibxwpe or cewp\n" |