mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 18:11:56 +00:00
8755d5e202
Check return value of write and fail if error. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Steven Rostedt <rostedt@goodmis.org> Link: http://lkml.kernel.org/r/1363850332-25297-4-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
105 lines
2.9 KiB
C
105 lines
2.9 KiB
C
#ifndef _PERF_UTIL_TRACE_EVENT_H
|
|
#define _PERF_UTIL_TRACE_EVENT_H
|
|
|
|
#include "parse-events.h"
|
|
#include "event-parse.h"
|
|
#include "session.h"
|
|
|
|
struct machine;
|
|
struct perf_sample;
|
|
union perf_event;
|
|
struct perf_tool;
|
|
|
|
extern int header_page_size_size;
|
|
extern int header_page_ts_size;
|
|
extern int header_page_data_offset;
|
|
|
|
extern bool latency_format;
|
|
extern struct pevent *perf_pevent;
|
|
|
|
enum {
|
|
RINGBUF_TYPE_PADDING = 29,
|
|
RINGBUF_TYPE_TIME_EXTEND = 30,
|
|
RINGBUF_TYPE_TIME_STAMP = 31,
|
|
};
|
|
|
|
#ifndef TS_SHIFT
|
|
#define TS_SHIFT 27
|
|
#endif
|
|
|
|
int bigendian(void);
|
|
|
|
struct pevent *read_trace_init(int file_bigendian, int host_bigendian);
|
|
void event_format__print(struct event_format *event,
|
|
int cpu, void *data, int size);
|
|
|
|
int parse_ftrace_file(struct pevent *pevent, char *buf, unsigned long size);
|
|
int parse_event_file(struct pevent *pevent,
|
|
char *buf, unsigned long size, char *sys);
|
|
|
|
struct pevent_record *trace_peek_data(struct pevent *pevent, int cpu);
|
|
|
|
unsigned long long
|
|
raw_field_value(struct event_format *event, const char *name, void *data);
|
|
void *raw_field_ptr(struct event_format *event, const char *name, void *data);
|
|
|
|
void parse_proc_kallsyms(struct pevent *pevent, char *file, unsigned int size);
|
|
void parse_ftrace_printk(struct pevent *pevent, char *file, unsigned int size);
|
|
|
|
ssize_t trace_report(int fd, struct pevent **pevent, bool repipe);
|
|
|
|
int trace_parse_common_type(struct pevent *pevent, void *data);
|
|
int trace_parse_common_pid(struct pevent *pevent, void *data);
|
|
|
|
struct event_format *trace_find_next_event(struct pevent *pevent,
|
|
struct event_format *event);
|
|
unsigned long long read_size(struct event_format *event, void *ptr, int size);
|
|
unsigned long long eval_flag(const char *flag);
|
|
|
|
struct pevent_record *trace_read_data(struct pevent *pevent, int cpu);
|
|
int read_tracing_data(int fd, struct list_head *pattrs);
|
|
|
|
struct tracing_data {
|
|
/* size is only valid if temp is 'true' */
|
|
ssize_t size;
|
|
bool temp;
|
|
char temp_file[50];
|
|
};
|
|
|
|
struct tracing_data *tracing_data_get(struct list_head *pattrs,
|
|
int fd, bool temp);
|
|
int tracing_data_put(struct tracing_data *tdata);
|
|
|
|
|
|
struct addr_location;
|
|
|
|
struct perf_session;
|
|
|
|
struct scripting_ops {
|
|
const char *name;
|
|
int (*start_script) (const char *script, int argc, const char **argv);
|
|
int (*stop_script) (void);
|
|
void (*process_event) (union perf_event *event,
|
|
struct perf_sample *sample,
|
|
struct perf_evsel *evsel,
|
|
struct machine *machine,
|
|
struct addr_location *al);
|
|
int (*generate_script) (struct pevent *pevent, const char *outfile);
|
|
};
|
|
|
|
int script_spec_register(const char *spec, struct scripting_ops *ops);
|
|
|
|
void setup_perl_scripting(void);
|
|
void setup_python_scripting(void);
|
|
|
|
struct scripting_context {
|
|
struct pevent *pevent;
|
|
void *event_data;
|
|
};
|
|
|
|
int common_pc(struct scripting_context *context);
|
|
int common_flags(struct scripting_context *context);
|
|
int common_lock_depth(struct scripting_context *context);
|
|
|
|
#endif /* _PERF_UTIL_TRACE_EVENT_H */
|