* [tip:perf/core] perf ordered_events: Untangle from perf_session
@ 2015-03-14 7:00 tip-bot for Arnaldo Carvalho de Melo
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From: tip-bot for Arnaldo Carvalho de Melo @ 2015-03-14 7:00 UTC (permalink / raw)
To: linux-tip-commits
Cc: linux-kernel, dsahern, eranian, tglx, mingo, bp, acme, jolsa,
fweisbec, namhyung, dzickus, hpa, adrian.hunter
Commit-ID: fa713a4eb9cebe5dec71b1bd11429603e17d841d
Gitweb: http://git.kernel.org/tip/fa713a4eb9cebe5dec71b1bd11429603e17d841d
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Tue, 3 Mar 2015 11:48:12 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 11 Mar 2015 10:16:50 -0300
perf ordered_events: Untangle from perf_session
For use by tools that are not perf.data based, as maybe 'perf trace' in
live mode.
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-nedqe7cmii5w82etfi36urfz@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/ordered-events.c | 17 +++++++++--------
tools/perf/util/ordered-events.h | 8 +++++---
tools/perf/util/session.c | 37 ++++++++++++++++++++++++++-----------
tools/perf/util/session.h | 3 ++-
4 files changed, 42 insertions(+), 23 deletions(-)
diff --git a/tools/perf/util/ordered-events.c b/tools/perf/util/ordered-events.c
index 077ddd2..e6ab630 100644
--- a/tools/perf/util/ordered-events.c
+++ b/tools/perf/util/ordered-events.c
@@ -153,10 +153,11 @@ void ordered_events__delete(struct ordered_events *oe, struct ordered_event *eve
free_dup_event(oe, event->event);
}
-static int __ordered_events__flush(struct perf_session *s,
+static int __ordered_events__flush(struct ordered_events *oe,
+ struct machines *machines,
+ struct perf_evlist *evlist,
struct perf_tool *tool)
{
- struct ordered_events *oe = &s->ordered_events;
struct list_head *head = &oe->events;
struct ordered_event *tmp, *iter;
struct perf_sample sample;
@@ -179,12 +180,12 @@ static int __ordered_events__flush(struct perf_session *s,
if (iter->timestamp > limit)
break;
- ret = perf_evlist__parse_sample(s->evlist, iter->event, &sample);
+ ret = perf_evlist__parse_sample(evlist, iter->event, &sample);
if (ret)
pr_err("Can't parse sample, err = %d\n", ret);
else {
- ret = perf_session__deliver_event(s, iter->event, &sample, tool,
- iter->file_offset);
+ ret = machines__deliver_event(machines, evlist, iter->event,
+ &sample, tool, iter->file_offset);
if (ret)
return ret;
}
@@ -204,10 +205,10 @@ static int __ordered_events__flush(struct perf_session *s,
return 0;
}
-int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
+int ordered_events__flush(struct ordered_events *oe, struct machines *machines,
+ struct perf_evlist *evlist, struct perf_tool *tool,
enum oe_flush how)
{
- struct ordered_events *oe = &s->ordered_events;
static const char * const str[] = {
"NONE",
"FINAL",
@@ -251,7 +252,7 @@ int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
str[how], oe->nr_events);
pr_oe_time(oe->max_timestamp, "max_timestamp\n");
- err = __ordered_events__flush(s, tool);
+ err = __ordered_events__flush(oe, machines, evlist, tool);
if (!err) {
if (how == OE_FLUSH__ROUND)
diff --git a/tools/perf/util/ordered-events.h b/tools/perf/util/ordered-events.h
index 7b8f9b0..e09f243 100644
--- a/tools/perf/util/ordered-events.h
+++ b/tools/perf/util/ordered-events.h
@@ -2,9 +2,10 @@
#define __ORDERED_EVENTS_H
#include <linux/types.h>
-#include "tool.h"
-struct perf_session;
+struct perf_tool;
+struct perf_evlist;
+struct machines;
struct ordered_event {
u64 timestamp;
@@ -40,7 +41,8 @@ struct ordered_events {
struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp,
union perf_event *event);
void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event);
-int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
+int ordered_events__flush(struct ordered_events *oe, struct machines *machines,
+ struct perf_evlist *evlist, struct perf_tool *tool,
enum oe_flush how);
void ordered_events__init(struct ordered_events *oe);
void ordered_events__free(struct ordered_events *oe);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index ed4e5cf..23be146 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -512,7 +512,11 @@ static int process_finished_round(struct perf_tool *tool,
union perf_event *event __maybe_unused,
struct perf_session *session)
{
- return ordered_events__flush(session, tool, OE_FLUSH__ROUND);
+ struct ordered_events *oe = &session->ordered_events;
+ struct perf_evlist *evlist = session->evlist;
+ struct machines *machines = &session->machines;
+
+ return ordered_events__flush(oe, machines, evlist, tool, OE_FLUSH__ROUND);
}
int perf_session_queue_event(struct perf_session *s, union perf_event *event,
@@ -520,6 +524,9 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
u64 file_offset)
{
struct ordered_events *oe = &s->ordered_events;
+ struct perf_evlist *evlist = s->evlist;
+ struct machines *machines = &s->machines;
+
u64 timestamp = sample->time;
struct ordered_event *new;
@@ -536,7 +543,7 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
new = ordered_events__new(oe, timestamp, event);
if (!new) {
- ordered_events__flush(s, tool, OE_FLUSH__HALF);
+ ordered_events__flush(oe, machines, evlist, tool, OE_FLUSH__HALF);
new = ordered_events__new(oe, timestamp, event);
}
@@ -886,12 +893,12 @@ static int
&sample->read.one, machine);
}
-int perf_session__deliver_event(struct perf_session *session,
+int machines__deliver_event(struct machines *machines,
+ struct perf_evlist *evlist,
union perf_event *event,
struct perf_sample *sample,
struct perf_tool *tool, u64 file_offset)
{
- struct perf_evlist *evlist = session->evlist;
struct perf_evsel *evsel;
struct machine *machine;
@@ -899,7 +906,7 @@ int perf_session__deliver_event(struct perf_session *session,
evsel = perf_evlist__id2evsel(evlist, sample->id);
- machine = machines__find_for_cpumode(&session->machines, event, sample);
+ machine = machines__find_for_cpumode(machines, event, sample);
switch (event->header.type) {
case PERF_RECORD_SAMPLE:
@@ -984,12 +991,14 @@ int perf_session__deliver_synth_event(struct perf_session *session,
struct perf_sample *sample,
struct perf_tool *tool)
{
- events_stats__inc(&session->evlist->stats, event->header.type);
+ struct perf_evlist *evlist = session->evlist;
+
+ events_stats__inc(&evlist->stats, event->header.type);
if (event->header.type >= PERF_RECORD_USER_TYPE_START)
return perf_session__process_user_event(session, event, tool, 0);
- return perf_session__deliver_event(session, event, sample, tool, 0);
+ return machines__deliver_event(&session->machines, evlist, event, sample, tool, 0);
}
static void event_swap(union perf_event *event, bool sample_id_all)
@@ -1090,8 +1099,8 @@ static s64 perf_session__process_event(struct perf_session *session,
return ret;
}
- return perf_session__deliver_event(session, event, &sample, tool,
- file_offset);
+ return machines__deliver_event(&session->machines, evlist, event,
+ &sample, tool, file_offset);
}
void perf_event_header__bswap(struct perf_event_header *hdr)
@@ -1167,6 +1176,9 @@ volatile int session_done;
static int __perf_session__process_pipe_events(struct perf_session *session,
struct perf_tool *tool)
{
+ struct ordered_events *oe = &session->ordered_events;
+ struct perf_evlist *evlist = session->evlist;
+ struct machines *machines = &session->machines;
int fd = perf_data_file__fd(session->file);
union perf_event *event;
uint32_t size, cur_size = 0;
@@ -1246,7 +1258,7 @@ more:
goto more;
done:
/* do the final flush for ordered samples */
- err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
+ err = ordered_events__flush(oe, machines, evlist, tool, OE_FLUSH__FINAL);
out_err:
free(buf);
perf_tool__warn_about_errors(tool, &session->evlist->stats);
@@ -1298,6 +1310,9 @@ static int __perf_session__process_events(struct perf_session *session,
u64 data_offset, u64 data_size,
u64 file_size, struct perf_tool *tool)
{
+ struct ordered_events *oe = &session->ordered_events;
+ struct perf_evlist *evlist = session->evlist;
+ struct machines *machines = &session->machines;
int fd = perf_data_file__fd(session->file);
u64 head, page_offset, file_offset, file_pos, size;
int err, mmap_prot, mmap_flags, map_idx = 0;
@@ -1391,7 +1406,7 @@ more:
out:
/* do the final flush for ordered samples */
- err = ordered_events__flush(session, tool, OE_FLUSH__FINAL);
+ err = ordered_events__flush(oe, machines, evlist, tool, OE_FLUSH__FINAL);
out_err:
ui_progress__finish();
perf_tool__warn_about_errors(tool, &session->evlist->stats);
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index fe859f3..c08fa6b 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -57,7 +57,8 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
void perf_tool__fill_defaults(struct perf_tool *tool);
-int perf_session__deliver_event(struct perf_session *session,
+int machines__deliver_event(struct machines *machines,
+ struct perf_evlist *evlist,
union perf_event *event,
struct perf_sample *sample,
struct perf_tool *tool, u64 file_offset);
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