trace_helpers.h File Reference

#include <stdbool.h>

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Classes
struct	ksym
struct	sym
struct	partition

Macros
#define	NSEC_PER_SEC   1000000000ULL

Functions
struct ksyms *	ksyms__load (void)
void	ksyms__free (struct ksyms *ksyms)
const struct ksym *	ksyms__map_addr (const struct ksyms *ksyms, unsigned long addr)
const struct ksym *	ksyms__get_symbol (const struct ksyms *ksyms, const char *name)
struct syms *	syms__load_pid (int tgid)
struct syms *	syms__load_file (const char *fname)
void	syms__free (struct syms *syms)
const struct sym *	syms__map_addr (const struct syms *syms, unsigned long addr)
struct syms_cache *	syms_cache__new (int nr)
struct syms *	syms_cache__get_syms (struct syms_cache *syms_cache, int tgid)
void	syms_cache__free (struct syms_cache *syms_cache)
struct partitions *	partitions__load (void)
void	partitions__free (struct partitions *partitions)
const struct partition *	partitions__get_by_dev (const struct partitions *partitions, unsigned int dev)
const struct partition *	partitions__get_by_name (const struct partitions *partitions, const char *name)
void	print_log2_hist (unsigned int *vals, int vals_size, const char *val_type)
void	print_linear_hist (unsigned int *vals, int vals_size, unsigned int base, unsigned int step, const char *val_type)
unsigned long long	get_ktime_ns (void)
bool	is_kernel_module (const char *name)
bool	fentry_can_attach (const char *name, const char *mod)
bool	kprobe_exists (const char *name)
bool	vmlinux_btf_exists (void)
bool	module_btf_exists (const char *mod)

Macro Definition Documentation

NSEC_PER_SEC

#define NSEC_PER_SEC   1000000000ULL

Function Documentation

fentry_can_attach()

bool fentry_can_attach	(	const char *	name,
		const char *	mod
	)

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get_ktime_ns()

unsigned long long get_ktime_ns

(

void

)

is_kernel_module()

bool is_kernel_module

(

const char *

name

)

kprobe_exists()

bool kprobe_exists

(

const char *

name

)

ksyms__free()

void ksyms__free

(

struct ksyms *

ksyms

)

ksyms__get_symbol()

const struct ksym* ksyms__get_symbol	(	const struct ksyms *	ksyms,
		const char *	name
	)

ksyms__load()

struct ksyms* ksyms__load

(

void

)

ksyms__map_addr()

const struct ksym* ksyms__map_addr	(	const struct ksyms *	ksyms,
		unsigned long	addr
	)

module_btf_exists()

bool module_btf_exists

(

const char *

mod

)

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partitions__free()

void partitions__free

(

struct partitions *

partitions

)

partitions__get_by_dev()

const struct partition* partitions__get_by_dev	(	const struct partitions *	partitions,
		unsigned int	dev
	)

partitions__get_by_name()

const struct partition* partitions__get_by_name	(	const struct partitions *	partitions,
		const char *	name
	)

partitions__load()

struct partitions* partitions__load

(

void

)

print_linear_hist()

void print_linear_hist	(	unsigned int *	vals,
		int	vals_size,
		unsigned int	base,
		unsigned int	step,
		const char *	val_type
	)

print_log2_hist()

void print_log2_hist	(	unsigned int *	vals,
		int	vals_size,
		const char *	val_type
	)

syms__free()

void syms__free

(

struct syms *

syms

)

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syms__load_file()

struct syms* syms__load_file

(

const char *

fname

)

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syms__load_pid()

struct syms* syms__load_pid

(

int

tgid

)

syms__map_addr()

const struct sym* syms__map_addr	(	const struct syms *	syms,
		unsigned long	addr
	)

syms_cache__free()

void syms_cache__free

(

struct syms_cache *

syms_cache

)

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syms_cache__get_syms()

struct syms* syms_cache__get_syms	(	struct syms_cache *	syms_cache,
		int	tgid
	)

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syms_cache__new()

struct syms_cache* syms_cache__new

(

int

nr

)

vmlinux_btf_exists()

bool vmlinux_btf_exists

(

void

)

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