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Date: Tue, 12 Aug 2014 22:14:04 -0700
From: tip-bot for Jiri Olsa <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: acme@...hat.com, linux-kernel@...r.kernel.org, paulus@...ba.org,
hpa@...or.com, mingo@...nel.org, jolsa@...nel.org,
a.p.zijlstra@...llo.nl, jean.pihet@...aro.org, namhyung@...nel.org,
fweisbec@...il.com, dsahern@...il.com, tglx@...utronix.de,
cjashfor@...ux.vnet.ibm.com
Subject: [tip:perf/core] perf tools: Rename ordered_events members
Commit-ID: fc12482f4f7ae5c6fca13922a1e0898ff9002aa6
Gitweb: http://git.kernel.org/tip/fc12482f4f7ae5c6fca13922a1e0898ff9002aa6
Author: Jiri Olsa <jolsa@...nel.org>
AuthorDate: Mon, 9 Jun 2014 23:11:30 +0200
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Tue, 12 Aug 2014 12:02:55 -0300
perf tools: Rename ordered_events members
Rename 'struct ordered_events' members to fit better the ordered events
style.
No functional change was intended.
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Acked-by: David Ahern <dsahern@...il.com>
Cc: Corey Ashford <cjashfor@...ux.vnet.ibm.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Jean Pihet <jean.pihet@...aro.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Link: http://lkml.kernel.org/n/tip-v0eb2hsmrxbolnoawu5fn92z@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/util/session.c | 86 +++++++++++++++++++++++------------------------
tools/perf/util/session.h | 12 +++----
2 files changed, 48 insertions(+), 50 deletions(-)
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 6570282..619778e 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -75,8 +75,8 @@ struct perf_session *perf_session__new(struct perf_data_file *file,
goto out;
session->repipe = repipe;
- INIT_LIST_HEAD(&session->ordered_events.samples);
- INIT_LIST_HEAD(&session->ordered_events.sample_cache);
+ INIT_LIST_HEAD(&session->ordered_events.events);
+ INIT_LIST_HEAD(&session->ordered_events.cache);
INIT_LIST_HEAD(&session->ordered_events.to_free);
machines__init(&session->machines);
@@ -474,11 +474,11 @@ static int ordered_events__flush(struct perf_session *s,
struct perf_tool *tool)
{
struct ordered_events *oe = &s->ordered_events;
- struct list_head *head = &oe->samples;
+ struct list_head *head = &oe->events;
struct ordered_event *tmp, *iter;
struct perf_sample sample;
u64 limit = oe->next_flush;
- u64 last_ts = oe->last_sample ? oe->last_sample->timestamp : 0ULL;
+ u64 last_ts = oe->last ? oe->last->timestamp : 0ULL;
bool show_progress = limit == ULLONG_MAX;
struct ui_progress prog;
int ret;
@@ -487,7 +487,7 @@ static int ordered_events__flush(struct perf_session *s,
return 0;
if (show_progress)
- ui_progress__init(&prog, oe->nr_samples, "Processing time ordered events...");
+ ui_progress__init(&prog, oe->nr_events, "Processing time ordered events...");
list_for_each_entry_safe(iter, tmp, head, list) {
if (session_done())
@@ -508,19 +508,17 @@ static int ordered_events__flush(struct perf_session *s,
oe->last_flush = iter->timestamp;
list_del(&iter->list);
- list_add(&iter->list, &oe->sample_cache);
- oe->nr_samples--;
+ list_add(&iter->list, &oe->cache);
+ oe->nr_events--;
if (show_progress)
ui_progress__update(&prog, 1);
}
- if (list_empty(head)) {
- oe->last_sample = NULL;
- } else if (last_ts <= limit) {
- oe->last_sample =
- list_entry(head->prev, struct ordered_event, list);
- }
+ if (list_empty(head))
+ oe->last = NULL;
+ else if (last_ts <= limit)
+ oe->last = list_entry(head->prev, struct ordered_event, list);
return 0;
}
@@ -579,45 +577,45 @@ static int process_finished_round(struct perf_tool *tool,
static void __queue_event(struct ordered_event *new, struct perf_session *s)
{
struct ordered_events *oe = &s->ordered_events;
- struct ordered_event *sample = oe->last_sample;
+ struct ordered_event *last = oe->last;
u64 timestamp = new->timestamp;
struct list_head *p;
- ++oe->nr_samples;
- oe->last_sample = new;
+ ++oe->nr_events;
+ oe->last = new;
- if (!sample) {
- list_add(&new->list, &oe->samples);
+ if (!last) {
+ list_add(&new->list, &oe->events);
oe->max_timestamp = timestamp;
return;
}
/*
- * last_sample might point to some random place in the list as it's
+ * last event might point to some random place in the list as it's
* the last queued event. We expect that the new event is close to
* this.
*/
- if (sample->timestamp <= timestamp) {
- while (sample->timestamp <= timestamp) {
- p = sample->list.next;
- if (p == &oe->samples) {
- list_add_tail(&new->list, &oe->samples);
+ if (last->timestamp <= timestamp) {
+ while (last->timestamp <= timestamp) {
+ p = last->list.next;
+ if (p == &oe->events) {
+ list_add_tail(&new->list, &oe->events);
oe->max_timestamp = timestamp;
return;
}
- sample = list_entry(p, struct ordered_event, list);
+ last = list_entry(p, struct ordered_event, list);
}
- list_add_tail(&new->list, &sample->list);
+ list_add_tail(&new->list, &last->list);
} else {
- while (sample->timestamp > timestamp) {
- p = sample->list.prev;
- if (p == &oe->samples) {
- list_add(&new->list, &oe->samples);
+ while (last->timestamp > timestamp) {
+ p = last->list.prev;
+ if (p == &oe->events) {
+ list_add(&new->list, &oe->events);
return;
}
- sample = list_entry(p, struct ordered_event, list);
+ last = list_entry(p, struct ordered_event, list);
}
- list_add(&new->list, &sample->list);
+ list_add(&new->list, &last->list);
}
}
@@ -627,7 +625,7 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
struct perf_sample *sample, u64 file_offset)
{
struct ordered_events *oe = &s->ordered_events;
- struct list_head *sc = &oe->sample_cache;
+ struct list_head *cache = &oe->cache;
u64 timestamp = sample->time;
struct ordered_event *new;
@@ -639,20 +637,20 @@ int perf_session_queue_event(struct perf_session *s, union perf_event *event,
return -EINVAL;
}
- if (!list_empty(sc)) {
- new = list_entry(sc->next, struct ordered_event, list);
+ if (!list_empty(cache)) {
+ new = list_entry(cache->next, struct ordered_event, list);
list_del(&new->list);
- } else if (oe->sample_buffer) {
- new = oe->sample_buffer + oe->sample_buffer_idx;
- if (++oe->sample_buffer_idx == MAX_SAMPLE_BUFFER)
- oe->sample_buffer = NULL;
+ } else if (oe->buffer) {
+ new = oe->buffer + oe->buffer_idx;
+ if (++oe->buffer_idx == MAX_SAMPLE_BUFFER)
+ oe->buffer = NULL;
} else {
- oe->sample_buffer = malloc(MAX_SAMPLE_BUFFER * sizeof(*new));
- if (!oe->sample_buffer)
+ oe->buffer = malloc(MAX_SAMPLE_BUFFER * sizeof(*new));
+ if (!oe->buffer)
return -ENOMEM;
- list_add(&oe->sample_buffer->list, &oe->to_free);
- oe->sample_buffer_idx = 2;
- new = oe->sample_buffer + 1;
+ list_add(&oe->buffer->list, &oe->to_free);
+ oe->buffer_idx = 2;
+ new = oe->buffer + 1;
}
new->timestamp = timestamp;
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index f6baf93..419eb50 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -20,13 +20,13 @@ struct ordered_events {
u64 last_flush;
u64 next_flush;
u64 max_timestamp;
- struct list_head samples;
- struct list_head sample_cache;
+ struct list_head events;
+ struct list_head cache;
struct list_head to_free;
- struct ordered_event *sample_buffer;
- struct ordered_event *last_sample;
- int sample_buffer_idx;
- unsigned int nr_samples;
+ struct ordered_event *buffer;
+ struct ordered_event *last;
+ int buffer_idx;
+ unsigned int nr_events;
};
struct perf_session {
--
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