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perf session: Adopt the sample_type variable

Browse source 
All tools had copies, and perf diff would have to specify a
sample_type_check method just for copying it.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1260807780-19377-2-git-send-email-acme@infradead.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Arnaldo Carvalho de Melo 2009-12-14 14:23:00 -02:00 • committed by Ingo Molnar
parent a328626b61
commit c019879bcc
7 changed files with 34 additions and 58 deletions
Download patch file Download diff file Expand all files Collapse all files

36
tools/perf/builtin-timechart.c
View file

@ -36,9 +36,6 @@
static char const *input_name = "perf.data";
static char const *output_name = "output.svg";
static u64 sample_type;
static unsigned int numcpus;
static u64 min_freq; /* Lowest CPU frequency seen */
static u64 max_freq; /* Highest CPU frequency seen */
@ -478,17 +475,16 @@ static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
}
static int
process_sample_event(event_t *event)
static int process_sample_event(event_t *event, struct perf_session *session)
{
struct sample_data data;
struct trace_entry *te;
memset(&data, 0, sizeof(data));
event__parse_sample(event, sample_type, &data);
event__parse_sample(event, session->sample_type, &data);
if (sample_type & PERF_SAMPLE_TIME) {
if (session->sample_type & PERF_SAMPLE_TIME) {
if (!first_time || first_time > data.time)
first_time = data.time;
if (last_time < data.time)
@ -496,7 +492,7 @@ process_sample_event(event_t *event)
}
te = (void *)data.raw_data;
if (sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) {
if (session->sample_type & PERF_SAMPLE_RAW && data.raw_size > 0) {
char *event_str;
struct power_entry *pe;
@ -573,16 +569,16 @@ static void end_sample_processing(void)
}
}
static u64 sample_time(event_t *event)
static u64 sample_time(event_t *event, const struct perf_session *session)
{
int cursor;
cursor = 0;
if (sample_type & PERF_SAMPLE_IP)
if (session->sample_type & PERF_SAMPLE_IP)
cursor++;
if (sample_type & PERF_SAMPLE_TID)
if (session->sample_type & PERF_SAMPLE_TID)
cursor++;
if (sample_type & PERF_SAMPLE_TIME)
if (session->sample_type & PERF_SAMPLE_TIME)
return event->sample.array[cursor];
return 0;
}
@ -592,7 +588,7 @@ static u64 sample_time(event_t *event)
* We first queue all events, sorted backwards by insertion.
* The order will get flipped later.
*/
static int queue_sample_event(event_t *event, struct perf_session *session __used)
static int queue_sample_event(event_t *event, struct perf_session *session)
{
struct sample_wrapper *copy, *prev;
int size;
@ -606,7 +602,7 @@ static int queue_sample_event(event_t *event, struct perf_session *session __use
memset(copy, 0, size);
copy->next = NULL;
copy->timestamp = sample_time(event);
copy->timestamp = sample_time(event, session);
memcpy(&copy->data, event, event->sample.header.size);
@ -1018,7 +1014,7 @@ static void write_svg_file(const char *filename)
svg_close();
}
static void process_samples(void)
static void process_samples(struct perf_session *session)
{
struct sample_wrapper *cursor;
event_t *event;
@ -1029,15 +1025,13 @@ static void process_samples(void)
while (cursor) {
event = (void *)&cursor->data;
cursor = cursor->next;
process_sample_event(event);
process_sample_event(event, session);
}
}
static int sample_type_check(u64 type, struct perf_session *session __used)
static int sample_type_check(struct perf_session *session)
{
sample_type = type;
if (!(sample_type & PERF_SAMPLE_RAW)) {
if (!(session->sample_type & PERF_SAMPLE_RAW)) {
fprintf(stderr, "No trace samples found in the file.\n"
"Have you used 'perf timechart record' to record it?\n");
return -1;
@ -1067,7 +1061,7 @@ static int __cmd_timechart(void)
if (ret)
goto out_delete;
process_samples();
process_samples(session);
end_sample_processing();