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author | Namhyung Kim <namhyung@kernel.org> | 2015-12-23 02:07:07 +0900 |
---|---|---|
committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-01-06 20:11:12 -0300 |
commit | 3b099bf5898ac1bf44d822f0bc15a7517e6fa117 (patch) | |
tree | c8a96cbc503321b17c98161cb867c7924e9dc5ce /tools | |
parent | 5d0cff93bb7aa85349230d4e29902b2648640c53 (diff) | |
download | linux-3b099bf5898ac1bf44d822f0bc15a7517e6fa117.tar.gz linux-3b099bf5898ac1bf44d822f0bc15a7517e6fa117.tar.bz2 linux-3b099bf5898ac1bf44d822f0bc15a7517e6fa117.zip |
perf tools: Support '<event>.*' dynamic sort key
Support '*' character for field name to add all (non-common) fields as
sort keys easily.
$ perf report -s 'switch.*' --stdio
...
# Overhead prev_comm prev_pid prev_prio prev_state next_comm next_pid next_prio
# ........ ........... ......... ......... .......... ............ ........ .........
#
3.82% swapper/0 0 120 0 netctl-auto 18711 120
3.75% netctl-auto 18711 120 1 swapper/0 0 120
2.24% swapper/1 0 120 0 netctl-auto 18709 120
2.24% netctl-auto 18709 120 1 swapper/1 0 120
1.80% swapper/2 0 120 0 rcu_preempt 7 120
1.80% swapper/2 0 120 0 netctl-auto 18711 120
1.80% rcu_preempt 7 120 1 swapper/2 0 120
1.80% netctl-auto 18711 120 1 swapper/2 0 120
...
Suggested-and-acked-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1450804030-29193-11-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/util/sort.c | 49 |
1 files changed, 34 insertions, 15 deletions
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index f3a98c25fb8d..f6aef15a651d 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -1908,12 +1908,27 @@ static struct perf_evsel *find_evsel(struct perf_evlist *evlist, char *event_nam return evsel; } +static int __dynamic_dimension__add(struct perf_evsel *evsel, + struct format_field *field, + bool raw_trace) +{ + struct hpp_dynamic_entry *hde; + + hde = __alloc_dynamic_entry(evsel, field); + if (hde == NULL) + return -ENOMEM; + + hde->raw_trace = raw_trace; + + perf_hpp__register_sort_field(&hde->hpp); + return 0; +} + static int add_dynamic_entry(struct perf_evlist *evlist, const char *tok) { char *str, *event_name, *field_name, *opt_name; struct perf_evsel *evsel; struct format_field *field; - struct hpp_dynamic_entry *hde; bool raw_trace = symbol_conf.raw_trace; int ret = 0; @@ -1951,22 +1966,26 @@ static int add_dynamic_entry(struct perf_evlist *evlist, const char *tok) goto out; } - field = pevent_find_any_field(evsel->tp_format, field_name); - if (field == NULL) { - pr_debug("Cannot find event field for %s.%s\n", - event_name, field_name); - ret = -ENOENT; - goto out; - } + if (!strcmp(field_name, "*")) { + field = evsel->tp_format->format.fields; - hde = __alloc_dynamic_entry(evsel, field); - if (hde == NULL) { - ret = -ENOMEM; - goto out; - } - hde->raw_trace = raw_trace; + while (field) { + ret = __dynamic_dimension__add(evsel, field, raw_trace); + if (ret < 0) + goto out; - perf_hpp__register_sort_field(&hde->hpp); + field = field->next; + } + } else { + field = pevent_find_any_field(evsel->tp_format, field_name); + if (field == NULL) { + pr_debug("Cannot find event field for %s.%s\n", + event_name, field_name); + return -ENOENT; + } + + ret = __dynamic_dimension__add(evsel, field, raw_trace); + } out: free(str); |