header.h File Reference

#include <linux/perf_event.h>
#include <sys/types.h>
#include <stdbool.h>
#include <linux/bitmap.h>
#include <linux/types.h>
#include "event.h"
#include "env.h"
#include "pmu.h"

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Classes
struct	perf_file_section
struct	perf_file_header
struct	perf_pipe_file_header
struct	perf_header

Macros
#define	NAME_ALIGN   64

Enumerations
enum	{   HEADER_RESERVED = 0, HEADER_FIRST_FEATURE = 1, HEADER_TRACING_DATA = 1, HEADER_BUILD_ID,   HEADER_HOSTNAME, HEADER_OSRELEASE, HEADER_VERSION, HEADER_ARCH,   HEADER_NRCPUS, HEADER_CPUDESC, HEADER_CPUID, HEADER_TOTAL_MEM,   HEADER_CMDLINE, HEADER_EVENT_DESC, HEADER_CPU_TOPOLOGY, HEADER_NUMA_TOPOLOGY,   HEADER_BRANCH_STACK, HEADER_PMU_MAPPINGS, HEADER_GROUP_DESC, HEADER_AUXTRACE,   HEADER_STAT, HEADER_CACHE, HEADER_SAMPLE_TIME, HEADER_MEM_TOPOLOGY,   HEADER_LAST_FEATURE, HEADER_FEAT_BITS = 256 }
enum	perf_header_version { PERF_HEADER_VERSION_1, PERF_HEADER_VERSION_2 }

Functions
int	perf_file_header__read (struct perf_file_header *header, struct perf_header *ph, int fd)
int	perf_session__read_header (struct perf_session *session)
int	perf_session__write_header (struct perf_session *session, struct perf_evlist *evlist, int fd, bool at_exit)
int	perf_header__write_pipe (int fd)
void	perf_header__set_feat (struct perf_header *header, int feat)
void	perf_header__clear_feat (struct perf_header *header, int feat)
bool	perf_header__has_feat (const struct perf_header *header, int feat)
int	perf_header__set_cmdline (int argc, const char **argv)
int	perf_header__process_sections (struct perf_header *header, int fd, void *data, int(*process)(struct perf_file_section *section, struct perf_header *ph, int feat, int fd, void *data))
int	perf_header__fprintf_info (struct perf_session *s, FILE *fp, bool full)
int	perf_event__synthesize_features (struct perf_tool *tool, struct perf_session *session, struct perf_evlist *evlist, perf_event__handler_t process)
int	perf_event__synthesize_extra_attr (struct perf_tool *tool, struct perf_evlist *evsel_list, perf_event__handler_t process, bool is_pipe)
int	perf_event__process_feature (struct perf_tool *tool, union perf_event *event, struct perf_session *session)
int	perf_event__synthesize_attr (struct perf_tool *tool, struct perf_event_attr *attr, u32 ids, u64 *id, perf_event__handler_t process)
int	perf_event__synthesize_attrs (struct perf_tool *tool, struct perf_session *session, perf_event__handler_t process)
int	perf_event__synthesize_event_update_unit (struct perf_tool *tool, struct perf_evsel *evsel, perf_event__handler_t process)
int	perf_event__synthesize_event_update_scale (struct perf_tool *tool, struct perf_evsel *evsel, perf_event__handler_t process)
int	perf_event__synthesize_event_update_name (struct perf_tool *tool, struct perf_evsel *evsel, perf_event__handler_t process)
int	perf_event__synthesize_event_update_cpus (struct perf_tool *tool, struct perf_evsel *evsel, perf_event__handler_t process)
int	perf_event__process_attr (struct perf_tool *tool, union perf_event *event, struct perf_evlist **pevlist)
int	perf_event__process_event_update (struct perf_tool *tool, union perf_event *event, struct perf_evlist **pevlist)
size_t	perf_event__fprintf_event_update (union perf_event *event, FILE *fp)
int	perf_event__synthesize_tracing_data (struct perf_tool *tool, int fd, struct perf_evlist *evlist, perf_event__handler_t process)
int	perf_event__process_tracing_data (struct perf_tool *tool, union perf_event *event, struct perf_session *session)
int	perf_event__synthesize_build_id (struct perf_tool *tool, struct dso *pos, u16 misc, perf_event__handler_t process, struct machine *machine)
int	perf_event__process_build_id (struct perf_tool *tool, union perf_event *event, struct perf_session *session)
bool	is_perf_magic (u64 magic)
int	do_write (struct feat_fd *fd, const void *buf, size_t size)
int	write_padded (struct feat_fd *fd, const void *bf, size_t count, size_t count_aligned)
int	get_cpuid (char *buffer, size_t sz)
char *	get_cpuid_str (struct perf_pmu *pmu __maybe_unused)
int	strcmp_cpuid_str (const char *s1, const char *s2)

Macro Definition Documentation

NAME_ALIGN

#define NAME_ALIGN   64

Definition at line 163 of file header.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
HEADER_RESERVED
HEADER_FIRST_FEATURE
HEADER_TRACING_DATA
HEADER_BUILD_ID
HEADER_HOSTNAME
HEADER_OSRELEASE
HEADER_VERSION
HEADER_ARCH
HEADER_NRCPUS
HEADER_CPUDESC
HEADER_CPUID
HEADER_TOTAL_MEM
HEADER_CMDLINE
HEADER_EVENT_DESC
HEADER_CPU_TOPOLOGY
HEADER_NUMA_TOPOLOGY
HEADER_BRANCH_STACK
HEADER_PMU_MAPPINGS
HEADER_GROUP_DESC
HEADER_AUXTRACE
HEADER_STAT
HEADER_CACHE
HEADER_SAMPLE_TIME
HEADER_MEM_TOPOLOGY
HEADER_LAST_FEATURE
HEADER_FEAT_BITS

Definition at line 14 of file header.h.

perf_header_version

enum perf_header_version

Enumerator
PERF_HEADER_VERSION_1
PERF_HEADER_VERSION_2

Definition at line 44 of file header.h.

Function Documentation

do_write()

int do_write	(	struct feat_fd *	fd,
		const void *	buf,
		size_t	size
	)

Definition at line 129 of file header.c.

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get_cpuid()

int get_cpuid	(	char *	buffer,
		size_t	sz
	)

Definition at line 20 of file header.c.

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get_cpuid_str()

char* get_cpuid_str

(

struct perf_pmu *pmu

__maybe_unused

)

Definition at line 38 of file header.c.

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is_perf_magic()

bool is_perf_magic

(

u64

magic

)

Definition at line 2967 of file header.c.

perf_event__fprintf_event_update()

size_t perf_event__fprintf_event_update	(	union perf_event *	event,
		FILE *	fp
	)

Definition at line 3595 of file header.c.

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perf_event__process_attr()

int perf_event__process_attr	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_evlist **	pevlist
	)

perf_event__process_build_id()

int perf_event__process_build_id	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_session *	session
	)

perf_event__process_event_update()

int perf_event__process_event_update	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_evlist **	pevlist
	)

perf_event__process_feature()

int perf_event__process_feature	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_session *	session
	)

perf_event__process_tracing_data()

int perf_event__process_tracing_data	(	struct perf_tool *	tool,
		union perf_event *	event,
		struct perf_session *	session
	)

perf_event__synthesize_attr()

int perf_event__synthesize_attr	(	struct perf_tool *	tool,
		struct perf_event_attr *	attr,
		u32	ids,
		u64 *	id,
		perf_event__handler_t	process
	)

Definition at line 3348 of file header.c.

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perf_event__synthesize_attrs()

int perf_event__synthesize_attrs	(	struct perf_tool *	tool,
		struct perf_session *	session,
		perf_event__handler_t	process
	)

Definition at line 3634 of file header.c.

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perf_event__synthesize_build_id()

int perf_event__synthesize_build_id	(	struct perf_tool *	tool,
		struct dso *	pos,
		u16	misc,
		perf_event__handler_t	process,
		struct machine *	machine
	)

Definition at line 3894 of file header.c.

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perf_event__synthesize_event_update_cpus()

int perf_event__synthesize_event_update_cpus	(	struct perf_tool *	tool,
		struct perf_evsel *	evsel,
		perf_event__handler_t	process
	)

Definition at line 3565 of file header.c.

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perf_event__synthesize_event_update_name()

int perf_event__synthesize_event_update_name	(	struct perf_tool *	tool,
		struct perf_evsel *	evsel,
		perf_event__handler_t	process
	)

Definition at line 3546 of file header.c.

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perf_event__synthesize_event_update_scale()

int perf_event__synthesize_event_update_scale	(	struct perf_tool *	tool,
		struct perf_evsel *	evsel,
		perf_event__handler_t	process
	)

Definition at line 3526 of file header.c.

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perf_event__synthesize_event_update_unit()

int perf_event__synthesize_event_update_unit	(	struct perf_tool *	tool,
		struct perf_evsel *	evsel,
		perf_event__handler_t	process
	)

Definition at line 3507 of file header.c.

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perf_event__synthesize_extra_attr()

int perf_event__synthesize_extra_attr	(	struct perf_tool *	tool,
		struct perf_evlist *	evsel_list,
		perf_event__handler_t	process,
		bool	is_pipe
	)

Definition at line 3663 of file header.c.

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perf_event__synthesize_features()

int perf_event__synthesize_features	(	struct perf_tool *	tool,
		struct perf_session *	session,
		struct perf_evlist *	evlist,
		perf_event__handler_t	process
	)

Definition at line 3382 of file header.c.

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perf_event__synthesize_tracing_data()

int perf_event__synthesize_tracing_data	(	struct perf_tool *	tool,
		int	fd,
		struct perf_evlist *	evlist,
		perf_event__handler_t	process
	)

Definition at line 3805 of file header.c.

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perf_file_header__read()

int perf_file_header__read	(	struct perf_file_header *	header,
		struct perf_header *	ph,
		int	fd
	)

Definition at line 3012 of file header.c.

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perf_header__clear_feat()

void perf_header__clear_feat	(	struct perf_header *	header,
		int	feat
	)

Definition at line 81 of file header.c.

perf_header__fprintf_info()

int perf_header__fprintf_info	(	struct perf_session *	s,
		FILE *	fp,
		bool	full
	)

Definition at line 2628 of file header.c.

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perf_header__has_feat()

bool perf_header__has_feat	(	const struct perf_header *	header,
		int	feat
	)

Definition at line 86 of file header.c.

perf_header__process_sections()

int perf_header__process_sections	(	struct perf_header *	header,
		int	fd,
		void *	data,
		int(*)(struct perf_file_section *section, struct perf_header *ph, int feat, int fd, void *data)	process
	)

Definition at line 2856 of file header.c.

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perf_header__set_cmdline()

int perf_header__set_cmdline	(	int	argc,
		const char **	argv
	)

perf_header__set_feat()

void perf_header__set_feat	(	struct perf_header *	header,
		int	feat
	)

Definition at line 76 of file header.c.

perf_header__write_pipe()

int perf_header__write_pipe

(

int

fd

)

Definition at line 2743 of file header.c.

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perf_session__read_header()

int perf_session__read_header

(

struct perf_session *

session

)

Definition at line 3247 of file header.c.

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perf_session__write_header()

int perf_session__write_header	(	struct perf_session *	session,
		struct perf_evlist *	evlist,
		int	fd,
		bool	at_exit
	)

Definition at line 2765 of file header.c.

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strcmp_cpuid_str()

int strcmp_cpuid_str	(	const char *	s1,
		const char *	s2
	)

Definition at line 584 of file pmu.c.

write_padded()

int write_padded	(	struct feat_fd *	fd,
		const void *	bf,
		size_t	count,
		size_t	count_aligned
	)

Definition at line 156 of file header.c.

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