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-rw-r--r--tools/perf/util/trace-event-parse.c58
1 files changed, 26 insertions, 32 deletions
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index df2fddbf0cd..a51bd86f4d0 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -32,29 +32,25 @@ int header_page_size_size;
int header_page_ts_size;
int header_page_data_offset;
-struct pevent *perf_pevent;
-static struct pevent *pevent;
-
bool latency_format;
-int read_trace_init(int file_bigendian, int host_bigendian)
+struct pevent *read_trace_init(int file_bigendian, int host_bigendian)
{
- if (pevent)
- return 0;
-
- perf_pevent = pevent_alloc();
- pevent = perf_pevent;
+ struct pevent *pevent = pevent_alloc();
- pevent_set_flag(pevent, PEVENT_NSEC_OUTPUT);
- pevent_set_file_bigendian(pevent, file_bigendian);
- pevent_set_host_bigendian(pevent, host_bigendian);
+ if (pevent != NULL) {
+ pevent_set_flag(pevent, PEVENT_NSEC_OUTPUT);
+ pevent_set_file_bigendian(pevent, file_bigendian);
+ pevent_set_host_bigendian(pevent, host_bigendian);
+ }
- return 0;
+ return pevent;
}
static int get_common_field(struct scripting_context *context,
int *offset, int *size, const char *type)
{
+ struct pevent *pevent = context->pevent;
struct event_format *event;
struct format_field *field;
@@ -150,7 +146,7 @@ void *raw_field_ptr(struct event_format *event, const char *name, void *data)
return data + field->offset;
}
-int trace_parse_common_type(void *data)
+int trace_parse_common_type(struct pevent *pevent, void *data)
{
struct pevent_record record;
@@ -158,7 +154,7 @@ int trace_parse_common_type(void *data)
return pevent_data_type(pevent, &record);
}
-int trace_parse_common_pid(void *data)
+int trace_parse_common_pid(struct pevent *pevent, void *data)
{
struct pevent_record record;
@@ -166,27 +162,21 @@ int trace_parse_common_pid(void *data)
return pevent_data_pid(pevent, &record);
}
-unsigned long long read_size(void *ptr, int size)
+unsigned long long read_size(struct pevent *pevent, void *ptr, int size)
{
return pevent_read_number(pevent, ptr, size);
}
-struct event_format *trace_find_event(int type)
-{
- return pevent_find_event(pevent, type);
-}
-
-
-void print_trace_event(int cpu, void *data, int size)
+void print_trace_event(struct pevent *pevent, int cpu, void *data, int size)
{
struct event_format *event;
struct pevent_record record;
struct trace_seq s;
int type;
- type = trace_parse_common_type(data);
+ type = trace_parse_common_type(pevent, data);
- event = trace_find_event(type);
+ event = pevent_find_event(pevent, type);
if (!event) {
warning("ug! no event found for type %d", type);
return;
@@ -203,8 +193,8 @@ void print_trace_event(int cpu, void *data, int size)
printf("\n");
}
-void print_event(int cpu, void *data, int size, unsigned long long nsecs,
- char *comm)
+void print_event(struct pevent *pevent, int cpu, void *data, int size,
+ unsigned long long nsecs, char *comm)
{
struct pevent_record record;
struct trace_seq s;
@@ -227,7 +217,8 @@ void print_event(int cpu, void *data, int size, unsigned long long nsecs,
printf("\n");
}
-void parse_proc_kallsyms(char *file, unsigned int size __unused)
+void parse_proc_kallsyms(struct pevent *pevent,
+ char *file, unsigned int size __unused)
{
unsigned long long addr;
char *func;
@@ -258,7 +249,8 @@ void parse_proc_kallsyms(char *file, unsigned int size __unused)
}
}
-void parse_ftrace_printk(char *file, unsigned int size __unused)
+void parse_ftrace_printk(struct pevent *pevent,
+ char *file, unsigned int size __unused)
{
unsigned long long addr;
char *printk;
@@ -282,17 +274,19 @@ void parse_ftrace_printk(char *file, unsigned int size __unused)
}
}
-int parse_ftrace_file(char *buf, unsigned long size)
+int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size)
{
return pevent_parse_event(pevent, buf, size, "ftrace");
}
-int parse_event_file(char *buf, unsigned long size, char *sys)
+int parse_event_file(struct pevent *pevent,
+ char *buf, unsigned long size, char *sys)
{
return pevent_parse_event(pevent, buf, size, sys);
}
-struct event_format *trace_find_next_event(struct event_format *event)
+struct event_format *trace_find_next_event(struct pevent *pevent,
+ struct event_format *event)
{
static int idx;