1 files changed, 27 insertions, 17 deletions

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 05d0c5c2030c..9bf0f402ca73 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",