opd_trans.h File Reference

#include "opd_cookie.h"
#include "op_types.h"
#include <stdint.h>

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Data Structures
struct	transient
Typedefs
typedef void(*	handler_t )(struct transient *)
Enumerations
enum	tracing_type { TRACING_OFF, TRACING_START, TRACING_ON }
Functions
uint64_t	pop_buffer_value (struct transient *trans)
int	enough_remaining (struct transient *trans, size_t size)
static void	update_trans_last (struct transient *trans)
static int	is_escape_code (uint64_t code)
void	opd_process_samples (char const *buffer, size_t count)
void	clear_trans_last (struct transient *trans)
void	clear_trans_current (struct transient *trans)
Variables
handler_t	handlers []
size_t	kernel_pointer_size

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Detailed Description

Processing the sample buffer

Remarks:

Copyright 2002 OProfile authors

Read the file COPYING

Author:

John Levon

Philippe Elie

Modified by Maynard Johnson <maynardj@us.ibm.com> These modifications are: (C) Copyright IBM Corporation 2007

Definition in file opd_trans.h.

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Typedef Documentation

typedef void(* handler_t)(struct transient *)

Definition at line 60 of file opd_trans.h.

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Enumeration Type Documentation

enum tracing_type

Enumerator:

TRACING_OFF
TRACING_START
TRACING_ON

Definition at line 27 of file opd_trans.h.

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Function Documentation

void clear_trans_current

(

struct transient *

trans

)

used when we need to clear data that's been freed

Definition at line 44 of file opd_trans.c.

References operf_transient::current, and trans.

Referenced by clear_anon_maps(), code_cookie_switch(), code_cpu_switch(), code_ctx_switch(), code_kernel_enter(), code_module_loaded(), code_spu_ctx_switch(), code_user_enter(), do_lru(), opd_put_ibs_sample(), opd_put_sample(), and opd_put_spu_sample().

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void clear_trans_last

(

struct transient *

trans

)

used when we need to clear data that's been freed

Definition at line 37 of file opd_trans.c.

References operf_transient::last, and trans.

Referenced by clear_anon_maps(), code_module_loaded(), code_user_enter(), and do_lru().

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int enough_remaining	(	struct transient *	trans,
		size_t	size
	)

Definition at line 74 of file opd_trans.c.

References OPD_DANGLING_CODE, opd_stats, trans, verbprintf, and vmisc.

Referenced by code_cookie_switch(), code_cpu_switch(), code_ctx_switch(), code_ibs_fetch_sample(), code_ibs_op_sample(), code_spu_ctx_switch(), get_ibs_op_bta_sample(), opd_put_ibs_sample(), and opd_put_sample().

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static int is_escape_code

(

uint64_t

code

)

[inline, static]

Definition at line 73 of file opd_trans.h.

References kernel_pointer_size.

Referenced by opd_process_samples(), and process_spu_samples().

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void opd_process_samples	(	char const *	buffer,
		size_t	count
	)

Definition at line 296 of file opd_trans.c.

References transient::buffer, INVALID_COOKIE, is_escape_code(), LAST_CODE, OPD_DANGLING_CODE, opd_put_sample(), opd_stats, pop_buffer_value(), transient::remaining, special_processor, TRACING_OFF, UNUSED_EMBEDDED_OFFSET, verbprintf, and vmisc.

Referenced by opd_do_samples().

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uint64_t pop_buffer_value

(

struct transient *

trans

)

Definition at line 51 of file opd_trans.c.

References kernel_pointer_size, and trans.

Referenced by code_cookie_switch(), code_cpu_switch(), code_ctx_switch(), code_ibs_fetch_sample(), code_ibs_op_sample(), code_spu_ctx_switch(), code_spu_profiling(), get_ibs_op_bta_sample(), opd_process_samples(), opd_put_sample(), and process_spu_samples().

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static void update_trans_last

(

struct transient *

trans

)

[inline, static]

Definition at line 65 of file opd_trans.h.

References operf_transient::current, operf_transient::last, operf_transient::last_pc, operf_transient::pc, and trans.

Referenced by opd_put_ibs_sample(), opd_put_sample(), and opd_put_spu_sample().

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Variable Documentation

handler_t handlers[]

Definition at line 270 of file opd_trans.c.

Referenced by is_ext_enabled(), is_ext_sfile_enabled(), opd_ext_find_counter_event(), opd_ext_print_stats(), opd_ext_sfile_close(), opd_ext_sfile_create(), opd_ext_sfile_dup(), opd_ext_sfile_get(), opd_ext_sfile_sync(), and process_spu_samples().

size_t kernel_pointer_size

Definition at line 45 of file init.c.

Referenced by is_escape_code(), opd_26_init(), opd_do_samples(), opd_open_files(), and pop_buffer_value().