perf session: Adopt the sample_type variable
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>
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 3b329c6..dda6086 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -20,8 +20,6 @@
static char const *input_name = "perf.data";
-static u64 sample_type;
-
static int alloc_flag;
static int caller_flag;
@@ -321,7 +319,7 @@
data.cpu = -1;
data.period = 1;
- event__parse_sample(event, sample_type, &data);
+ event__parse_sample(event, session->sample_type, &data);
dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
event->header.misc,
@@ -344,11 +342,9 @@
return 0;
}
-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 sample to read. Did you call perf record "
"without -R?");
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 5141cdc..142c475 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -52,8 +52,6 @@
static char callchain_default_opt[] = "fractal,0.5";
-static u64 sample_type;
-
struct symbol_conf symbol_conf;
@@ -557,7 +555,7 @@
memset(&data, 0, sizeof(data));
data.period = 1;
- event__parse_sample(event, sample_type, &data);
+ event__parse_sample(event, session->sample_type, &data);
dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
event->header.misc,
@@ -565,7 +563,7 @@
(void *)(long)data.ip,
(long long)data.period);
- if (sample_type & PERF_SAMPLE_CALLCHAIN) {
+ if (session->sample_type & PERF_SAMPLE_CALLCHAIN) {
unsigned int i;
dump_printf("... chain: nr:%Lu\n", data.callchain->nr);
@@ -664,11 +662,9 @@
return 0;
}
-static int sample_type_check(u64 type, struct perf_session *session)
+static int sample_type_check(struct perf_session *session)
{
- sample_type = type;
-
- if (!(sample_type & PERF_SAMPLE_CALLCHAIN)) {
+ if (!(session->sample_type & PERF_SAMPLE_CALLCHAIN)) {
if (sort__has_parent) {
fprintf(stderr, "selected --sort parent, but no"
" callchain data. Did you call"
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 412ae92..d67f274 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -21,8 +21,6 @@
static char const *input_name = "perf.data";
-static u64 sample_type;
-
static char default_sort_order[] = "avg, max, switch, runtime";
static char *sort_order = default_sort_order;
@@ -1613,7 +1611,7 @@
struct sample_data data;
struct thread *thread;
- if (!(sample_type & PERF_SAMPLE_RAW))
+ if (!(session->sample_type & PERF_SAMPLE_RAW))
return 0;
memset(&data, 0, sizeof(data));
@@ -1621,7 +1619,7 @@
data.cpu = -1;
data.period = -1;
- event__parse_sample(event, sample_type, &data);
+ event__parse_sample(event, session->sample_type, &data);
dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
event->header.misc,
@@ -1655,11 +1653,9 @@
return 0;
}
-static int sample_type_check(u64 type, struct perf_session *session __used)
+static int sample_type_check(struct perf_session *session __used)
{
- sample_type = type;
-
- if (!(sample_type & PERF_SAMPLE_RAW)) {
+ if (!(session->sample_type & PERF_SAMPLE_RAW)) {
fprintf(stderr,
"No trace sample to read. Did you call perf record "
"without -R?");
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 3a0a89e..ffd81e8 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -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 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 @@
}
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 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 @@
* 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 @@
memset(copy, 0, size);
copy->next = NULL;
- copy->timestamp = sample_time(event);
+ copy->timestamp = sample_time(event, session);
memcpy(©->data, event, event->sample.header.size);
@@ -1018,7 +1014,7 @@
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 @@
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 @@
if (ret)
goto out_delete;
- process_samples();
+ process_samples(session);
end_sample_processing();
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index adce442..9ee976d 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -61,8 +61,6 @@
static char const *input_name = "perf.data";
-static u64 sample_type;
-
static int process_sample_event(event_t *event, struct perf_session *session)
{
struct sample_data data;
@@ -73,7 +71,7 @@
data.cpu = -1;
data.period = 1;
- event__parse_sample(event, sample_type, &data);
+ event__parse_sample(event, session->sample_type, &data);
dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
event->header.misc,
@@ -88,7 +86,7 @@
return -1;
}
- if (sample_type & PERF_SAMPLE_RAW) {
+ if (session->sample_type & PERF_SAMPLE_RAW) {
/*
* FIXME: better resolve from pid from the struct trace_entry
* field, although it should be the same than this perf
@@ -103,11 +101,9 @@
return 0;
}
-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 sample to read. Did you call perf record "
"without -R?");
diff --git a/tools/perf/util/data_map.c b/tools/perf/util/data_map.c
index 08c4cf5e..b557b83 100644
--- a/tools/perf/util/data_map.c
+++ b/tools/perf/util/data_map.c
@@ -144,7 +144,6 @@
unsigned long head, shift;
unsigned long offset = 0;
size_t page_size;
- u64 sample_type;
event_t *event;
uint32_t size;
char *buf;
@@ -157,11 +156,10 @@
page_size = getpagesize();
head = self->header.data_offset;
- sample_type = perf_header__sample_type(&self->header);
+ self->sample_type = perf_header__sample_type(&self->header);
err = -EINVAL;
- if (ops->sample_type_check &&
- ops->sample_type_check(sample_type, self) < 0)
+ if (ops->sample_type_check && ops->sample_type_check(self) < 0)
goto out_err;
if (!ops->full_paths) {
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index a8f3a49..4e8a21c 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -19,6 +19,7 @@
struct rb_root threads;
struct thread *last_match;
struct rb_root hists;
+ u64 sample_type;
int fd;
int cwdlen;
char *cwd;
@@ -39,8 +40,7 @@
event_op process_read_event;
event_op process_throttle_event;
event_op process_unthrottle_event;
- int (*sample_type_check)(u64 sample_type,
- struct perf_session *session);
+ int (*sample_type_check)(struct perf_session *session);
unsigned long total_unknown;
bool full_paths;
};