operf_kernel.cpp File Reference

#include <stdio.h>
#include <iostream>
#include <unistd.h>
#include <stdlib.h>
#include "operf_kernel.h"
#include "operf_sfile.h"
#include "op_list.h"
#include "op_libiberty.h"
#include "cverb.h"
#include "op_fileio.h"

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Functions
static	LIST_HEAD (modules)
void	operf_create_vmlinux (char const *name, char const *arg)
void	operf_create_module (char const *name, vma_t start, vma_t end)
void	operf_free_modules_list (void)
struct operf_kernel_image *	operf_find_kernel_image (vma_t pc)
const char *	operf_get_vmlinux_name (void)
Variables
verbose	vmisc
	all others not fitting in above category, not voluminous.
bool	no_vmlinux
static struct operf_kernel_image	vmlinux_image

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Function Documentation

static LIST_HEAD

(

modules

)

[static]

void operf_create_module	(	char const *	name,
		vma_t	start,
		vma_t	end
	)

Allocate and initialise a kernel module image description.

Parameters:

	name	image name
	start	start address
	end	end address

Definition at line 67 of file operf_kernel.cpp.

References operf_kernel_image::end, operf_kernel_image::list, list_add(), operf_kernel_image::name, and operf_kernel_image::start.

Referenced by __handle_mmap_event().

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void operf_create_vmlinux	(	char const *	name,
		char const *	arg
	)

create the kernel image

Definition at line 35 of file operf_kernel.cpp.

References cverb, operf_kernel_image::end, operf_kernel_image::list, list_init(), operf_kernel_image::name, no_vmlinux, and operf_kernel_image::start.

Referenced by process_args().

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struct operf_kernel_image* operf_find_kernel_image

(

vma_t

pc

)

[read]

find a kernel image by PC value

Parameters:

trans

holds PC value to look up

find the kernel image which contains this PC.

Return NULL if not found.

Definition at line 99 of file operf_kernel.cpp.

References operf_kernel_image::end, operf_kernel_image::list, list_entry, list_for_each, no_vmlinux, and operf_kernel_image::start.

Referenced by operf_sfile_find().

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void operf_free_modules_list

(

void

)

Free resources in modules list.

Definition at line 77 of file operf_kernel.cpp.

References operf_kernel_image::list, list_del(), list_entry, list_for_each_safe, and operf_kernel_image::name.

Referenced by OP_perf_utils::op_release_resources().

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const char* operf_get_vmlinux_name

(

void

)

Return the name field of the stored vmlinux_image.

Definition at line 119 of file operf_kernel.cpp.

References operf_kernel_image::name.

Referenced by __handle_mmap_event().

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Variable Documentation

bool no_vmlinux

Definition at line 67 of file oprofiled.c.

verbose vmisc

all others not fitting in above category, not voluminous.

Definition at line 61 of file oprofiled.c.

struct operf_kernel_image vmlinux_image [static]

Definition at line 31 of file operf_kernel.cpp.