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-rw-r--r--tools/perf/util/parse-events.c44
1 files changed, 27 insertions, 17 deletions
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 05d0c5c2030..9bf0f402ca7 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -5,6 +5,7 @@
#include "parse-events.h"
#include "exec_cmd.h"
#include "string.h"
+#include "symbol.h"
#include "cache.h"
#include "header.h"
#include "debugfs.h"
@@ -409,7 +410,6 @@ static enum event_result
parse_single_tracepoint_event(char *sys_name,
const char *evt_name,
unsigned int evt_length,
- char *flags,
struct perf_event_attr *attr,
const char **strp)
{
@@ -418,14 +418,6 @@ parse_single_tracepoint_event(char *sys_name,
u64 id;
int fd;
- if (flags) {
- if (!strncmp(flags, "record", strlen(flags))) {
- attr->sample_type |= PERF_SAMPLE_RAW;
- attr->sample_type |= PERF_SAMPLE_TIME;
- attr->sample_type |= PERF_SAMPLE_CPU;
- }
- }
-
snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path,
sys_name, evt_name);
@@ -444,6 +436,13 @@ parse_single_tracepoint_event(char *sys_name,
attr->type = PERF_TYPE_TRACEPOINT;
*strp = evt_name + evt_length;
+ attr->sample_type |= PERF_SAMPLE_RAW;
+ attr->sample_type |= PERF_SAMPLE_TIME;
+ attr->sample_type |= PERF_SAMPLE_CPU;
+
+ attr->sample_period = 1;
+
+
return EVT_HANDLED;
}
@@ -532,8 +531,7 @@ static enum event_result parse_tracepoint_event(const char **strp,
flags);
} else
return parse_single_tracepoint_event(sys_name, evt_name,
- evt_length, flags,
- attr, strp);
+ evt_length, attr, strp);
}
static enum event_result
@@ -690,19 +688,29 @@ static enum event_result
parse_event_modifier(const char **strp, struct perf_event_attr *attr)
{
const char *str = *strp;
- int eu = 1, ek = 1, eh = 1;
+ int exclude = 0;
+ int eu = 0, ek = 0, eh = 0, precise = 0;
if (*str++ != ':')
return 0;
while (*str) {
- if (*str == 'u')
+ if (*str == 'u') {
+ if (!exclude)
+ exclude = eu = ek = eh = 1;
eu = 0;
- else if (*str == 'k')
+ } else if (*str == 'k') {
+ if (!exclude)
+ exclude = eu = ek = eh = 1;
ek = 0;
- else if (*str == 'h')
+ } else if (*str == 'h') {
+ if (!exclude)
+ exclude = eu = ek = eh = 1;
eh = 0;
- else
+ } else if (*str == 'p') {
+ precise++;
+ } else
break;
+
++str;
}
if (str >= *strp + 2) {
@@ -710,6 +718,7 @@ parse_event_modifier(const char **strp, struct perf_event_attr *attr)
attr->exclude_user = eu;
attr->exclude_kernel = ek;
attr->exclude_hv = eh;
+ attr->precise_ip = precise;
return 1;
}
return 0;
@@ -934,7 +943,8 @@ void print_events(void)
printf("\n");
printf(" %-42s [%s]\n",
- "rNNN", event_type_descriptors[PERF_TYPE_RAW]);
+ "rNNN (see 'perf list --help' on how to encode it)",
+ event_type_descriptors[PERF_TYPE_RAW]);
printf("\n");
printf(" %-42s [%s]\n",