[RFC][PATCH 2/9] perf trace: Add subsystem string to struct event

From: Tom Zanussi
Date: Tue Oct 06 2009 - 02:11:32 EST


Needed to fully qualify event names for event stream processing.

Signed-off-by: Tom Zanussi <tzanussi@xxxxxxxxx>
---
tools/perf/util/trace-event-parse.c | 4 +++-
tools/perf/util/trace-event.h | 3 ++-
2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index be8412d..de3fc8b 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -2950,7 +2950,7 @@ int parse_ftrace_file(char *buf, unsigned long size)
return 0;
}

-int parse_event_file(char *buf, unsigned long size, char *system__unused __unused)
+int parse_event_file(char *buf, unsigned long size, char *sys)
{
struct event *event;
int ret;
@@ -2977,6 +2977,8 @@ int parse_event_file(char *buf, unsigned long size, char *system__unused __unuse
if (ret < 0)
die("failed to read event print fmt");

+ event->system = strdup(sys);
+
#define PRINT_ARGS 0
if (PRINT_ARGS && event->print_fmt.args)
print_args(event->print_fmt.args);
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index 00b440d..cb92978 100644
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -133,6 +133,7 @@ struct event {
int flags;
struct format format;
struct print_fmt print_fmt;
+ char *system;
};

enum {
@@ -167,7 +168,7 @@ void print_funcs(void);
void print_printk(void);

int parse_ftrace_file(char *buf, unsigned long size);
-int parse_event_file(char *buf, unsigned long size, char *system);
+int parse_event_file(char *buf, unsigned long size, char *sys);
void print_event(int cpu, void *data, int size, unsigned long long nsecs,
char *comm);

--
1.6.4.GIT

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