operf_record Class Reference

#include <operf_counter.h>

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Public Member Functions
	operf_record (int output_fd, bool sys_wide, pid_t the_pid, bool pid_running, std::vector< operf_event_t > &evts, OP_perf_utils::vmlinux_info_t vi, bool callgraph, bool separate_by_cpu, bool output_fd_is_file)
	~operf_record ()
void	recordPerfData (void)
int	out_fd (void) const
void	add_to_total (int n)
int	get_total_bytes_recorded (void) const
void	register_perf_event_id (unsigned counter, u64 id, perf_event_attr evt_attr)
bool	get_valid (void)
Private Member Functions
void	create (std::string outfile, std::vector< operf_event_t > &evts)
void	setup (void)
int	prepareToRecord (int cpu, int fd)
void	write_op_header_info (void)
int	_write_header_to_file (void)
int	_write_header_to_pipe (void)
Private Attributes
int	output_fd
bool	write_to_file
struct pollfd *	poll_data
std::vector< struct mmap_data >	samples_array
int	num_cpus
pid_t	pid
bool	pid_started
bool	system_wide
bool	callgraph
bool	separate_cpu
std::vector< std::vector < operf_counter > >	perfCounters
int	total_bytes_recorded
int	poll_count
struct OP_header	opHeader
std::vector< operf_event_t >	evts
bool	valid
std::string	vmlinux_file
u64	kernel_start
u64	kernel_end

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Detailed Description

Definition at line 75 of file operf_counter.h.

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Constructor & Destructor Documentation

operf_record::operf_record	(	int	output_fd,
		bool	sys_wide,
		pid_t	the_pid,
		bool	pid_running,
		std::vector< operf_event_t > &	evts,
		OP_perf_utils::vmlinux_info_t	vi,
		bool	callgraph,
		bool	separate_by_cpu,
		bool	output_fd_is_file
	)

operf_record::~operf_record

(

)

Definition at line 224 of file operf_counter.cpp.

References mmap_data::base, cverb, OP_header::data_size, evts, num_mmap_pages, opHeader, output_fd, pagesize, perfCounters, poll_data, samples_array, total_bytes_recorded, vrecord, and write_op_header_info().

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Member Function Documentation

int operf_record::_write_header_to_file

(

void

)

[private]

Definition at line 291 of file operf_counter.cpp.

References op_header_evt_info::attr, op_file_attr::attr, OP_header::attr_offset, OP_file_header::attr_size, OP_file_header::attrs, OP_file_header::data, OP_header::data_offset, OP_header::data_size, evts, OP_header::h_attrs, op_header_evt_info::id_offset, op_file_attr::ids, op_header_evt_info::ids, OP_file_header::magic, op_file_section::offset, OP_MAGIC, OP_perf_utils::op_write_output(), opHeader, output_fd, OP_file_header::size, and op_file_section::size.

Referenced by write_op_header_info().

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int operf_record::_write_header_to_pipe

(

void

)

[private]

Definition at line 331 of file operf_counter.cpp.

References op_header_evt_info::attr, op_file_attr::attr, OP_file_header::attr_size, OP_file_header::attrs, OP_file_header::data, evts, OP_header::h_attrs, op_header_evt_info::ids, op_file_attr::ids, OP_file_header::magic, OP_MAGIC, OP_perf_utils::op_write_output(), opHeader, output_fd, op_file_section::size, and OP_file_header::size.

Referenced by write_op_header_info().

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void operf_record::add_to_total

(

int

n

)

[inline]

Definition at line 87 of file operf_counter.h.

References total_bytes_recorded.

Referenced by _record_module_info(), _record_one_process_info(), OP_perf_utils::op_get_kernel_event_data(), op_record_process_exec_mmaps(), and write_op_header_info().

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void operf_record::create	(	std::string	outfile,
		std::vector< operf_event_t > &	evts
	)			[private]

int operf_record::get_total_bytes_recorded

(

void

)

const [inline]

Definition at line 88 of file operf_counter.h.

References total_bytes_recorded.

Referenced by start_profiling().

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bool operf_record::get_valid

(

void

)

[inline]

Definition at line 90 of file operf_counter.h.

References valid.

Referenced by start_profiling().

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int operf_record::out_fd

(

void

)

const [inline]

Definition at line 86 of file operf_counter.h.

Referenced by OP_perf_utils::op_get_kernel_event_data().

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int operf_record::prepareToRecord	(	int	cpu,
		int	fd
	)			[private]

Definition at line 378 of file operf_counter.cpp.

References mmap_data::base, mmap_data::mask, num_mmap_pages, OP_PERF_HANDLED_ERROR, pagesize, poll_count, poll_data, mmap_data::prev, and samples_array.

Referenced by setup().

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void operf_record::recordPerfData

(

void

)

Definition at line 548 of file operf_counter.cpp.

References mmap_data::base, cverb, evts, kernel_end, kernel_start, num_cpus, OP_perf_utils::op_get_kernel_event_data(), OP_perf_utils::op_record_kernel_info(), OP_perf_utils::op_record_process_info(), output_fd, perfCounters, pid, pid_started, poll_count, poll_data, mmap_data::prev, quit, sample_reads, samples_array, system_wide, vdebug, vmlinux_file, and vrecord.

Referenced by start_profiling().

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void operf_record::register_perf_event_id	(	unsigned	counter,
		u64	id,
		perf_event_attr	evt_attr
	)

Definition at line 359 of file operf_counter.cpp.

References op_header_evt_info::attr, cverb, OP_header::h_attrs, op_header_evt_info::ids, opHeader, and vrecord.

Referenced by operf_counter::perf_event_open().

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void operf_record::setup

(

void

)

[private]

Definition at line 410 of file operf_counter.cpp.

References mmap_data::base, callgraph, cverb, error(), evts, num_cpus, num_mmap_pages, OP_perf_utils::op_get_next_online_cpu(), OP_PERF_HANDLED_ERROR, output_fd, pagesize, perfCounters, pid, pid_started, poll_data, prepareToRecord(), samples_array, separate_cpu, system_wide, valid, vrecord, and write_op_header_info().

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void operf_record::write_op_header_info

(

void

)

[private]

Definition at line 370 of file operf_counter.cpp.

References _write_header_to_file(), _write_header_to_pipe(), add_to_total(), and write_to_file.

Referenced by setup(), and ~operf_record().

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Field Documentation

bool operf_record::callgraph [private]

Definition at line 107 of file operf_counter.h.

Referenced by setup().

std::vector<operf_event_t> operf_record::evts [private]

Definition at line 113 of file operf_counter.h.

Referenced by _write_header_to_file(), _write_header_to_pipe(), recordPerfData(), setup(), and ~operf_record().

u64 operf_record::kernel_end [private]

Definition at line 116 of file operf_counter.h.

Referenced by recordPerfData().

u64 operf_record::kernel_start [private]

Definition at line 116 of file operf_counter.h.

Referenced by recordPerfData().

int operf_record::num_cpus [private]

Definition at line 103 of file operf_counter.h.

Referenced by recordPerfData(), and setup().

struct OP_header operf_record::opHeader [read, private]

Definition at line 112 of file operf_counter.h.

Referenced by _write_header_to_file(), _write_header_to_pipe(), register_perf_event_id(), and ~operf_record().

int operf_record::output_fd [private]

Definition at line 99 of file operf_counter.h.

Referenced by _write_header_to_file(), _write_header_to_pipe(), recordPerfData(), setup(), and ~operf_record().

std::vector< std::vector<operf_counter> > operf_record::perfCounters [private]

Definition at line 109 of file operf_counter.h.

Referenced by recordPerfData(), setup(), and ~operf_record().

pid_t operf_record::pid [private]

Definition at line 104 of file operf_counter.h.

Referenced by recordPerfData(), and setup().

bool operf_record::pid_started [private]

Definition at line 105 of file operf_counter.h.

Referenced by recordPerfData(), and setup().

int operf_record::poll_count [private]

Definition at line 111 of file operf_counter.h.

Referenced by prepareToRecord(), and recordPerfData().

struct pollfd* operf_record::poll_data [read, private]

Definition at line 101 of file operf_counter.h.

Referenced by prepareToRecord(), recordPerfData(), setup(), and ~operf_record().

std::vector<struct mmap_data> operf_record::samples_array [private]

Definition at line 102 of file operf_counter.h.

Referenced by prepareToRecord(), recordPerfData(), setup(), and ~operf_record().

bool operf_record::separate_cpu [private]

Definition at line 108 of file operf_counter.h.

Referenced by setup().

bool operf_record::system_wide [private]

Definition at line 106 of file operf_counter.h.

Referenced by recordPerfData(), and setup().

int operf_record::total_bytes_recorded [private]

Definition at line 110 of file operf_counter.h.

Referenced by add_to_total(), get_total_bytes_recorded(), and ~operf_record().

bool operf_record::valid [private]

Definition at line 114 of file operf_counter.h.

Referenced by get_valid(), and setup().

std::string operf_record::vmlinux_file [private]

Definition at line 115 of file operf_counter.h.

Referenced by recordPerfData().

bool operf_record::write_to_file [private]

Definition at line 100 of file operf_counter.h.

Referenced by write_op_header_info().

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The documentation for this class was generated from the following files:

• libperf_events/operf_counter.h
• libperf_events/operf_counter.cpp