opd_sample_files.h File Reference

#include "op_list.h"
#include "odb.h"

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Data Structures
struct	opd_24_sfile
Functions
void	opd_sync_samples_files (void)
void	opd_close_image_samples_files (struct opd_image *image)
int	opd_open_24_sample_file (struct opd_image *image, int counter, int cpu_nr)
void	opd_24_sfile_lru (struct opd_24_sfile *sfile)

---

Detailed Description

Management of sample files

Remarks:

Copyright 2002 OProfile authors

Read the file COPYING

Author:

John Levon

Philippe Elie

Definition in file opd_sample_files.h.

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Function Documentation

void opd_24_sfile_lru

(

struct opd_24_sfile *

sfile

)

Parameters:

sfile

sample file to act on

put sfile at the head of samples files lru list

Definition at line 60 of file opd_sample_files.c.

References list_add_tail(), list_del(), and opd_24_sfile::lru_next.

Referenced by opd_put_image_sample().

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void opd_close_image_samples_files

(

struct opd_image *

image

)

Parameters:

image

the image pointer to work on

close all samples files belonging to this image

Definition at line 166 of file opd_sample_files.c.

References list_del(), opd_24_sfile::lru_next, NR_CPUS, odb_close(), op_nr_counters, opd_24_sfile::sample_file, and opd_image::sfiles.

Referenced by opd_delete_image(), and opd_sighup().

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int opd_open_24_sample_file	(	struct opd_image *	image,
		int	counter,
		int	cpu_nr
	)

opd_open_24_sample_file - open an image sample file

Parameters:

	image	image to open file for
	counter	counter number
	cpu_nr	cpu number

Open image sample file for the image, counter counter and set up memory mappings for it. image->kernel and image->name must have meaningful values.

Returns 0 on success.

Definition at line 103 of file opd_sample_files.c.

References create_path(), fill_header(), opd_image::kernel, list_add_tail(), list_del(), list_init(), opd_24_sfile::lru_next, opd_image::mtime, odb_get_data(), odb_init(), odb_open(), ODB_RDWR, opd_24_sfile_lru_clear(), opd_mangle_filename(), opd_24_sfile::sample_file, opd_image::sfiles, verbprintf, and vsfile.

Referenced by opd_put_image_sample().

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void opd_sync_samples_files

(

void

)

sync all samples files

Definition at line 154 of file opd_sample_files.c.

References list_entry, list_for_each, opd_24_sfile::lru_next, odb_sync(), and opd_24_sfile::sample_file.

Referenced by opd_alarm().

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