tools/perf/util/trace_augment.h

Source file repositories/reference/linux-study-clean/tools/perf/util/trace_augment.h

File Facts

System
Linux kernel
Corpus path
tools/perf/util/trace_augment.h
Extension
.h
Size
1511 bytes
Lines
67
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef TRACE_AUGMENT_H
#define TRACE_AUGMENT_H

#include <linux/compiler.h>

struct bpf_program;
struct evlist;

#ifdef HAVE_BPF_SKEL

int augmented_syscalls__prepare(void);
int augmented_syscalls__create_bpf_output(struct evlist *evlist);
void augmented_syscalls__setup_bpf_output(void);
int augmented_syscalls__set_filter_pids(unsigned int nr, pid_t *pids);
int augmented_syscalls__get_map_fds(int *enter_fd, int *exit_fd, int *beauty_fd);
struct bpf_program *augmented_syscalls__find_by_title(const char *name);
struct bpf_program *augmented_syscalls__unaugmented(void);
void augmented_syscalls__cleanup(void);

#else /* !HAVE_BPF_SKEL */

static inline int augmented_syscalls__prepare(void)
{
	return -1;
}

static inline int augmented_syscalls__create_bpf_output(struct evlist *evlist __maybe_unused)
{
	return -1;
}

static inline void augmented_syscalls__setup_bpf_output(void)
{
}

static inline int augmented_syscalls__set_filter_pids(unsigned int nr __maybe_unused,
						      pid_t *pids __maybe_unused)
{
	return 0;
}

static inline int augmented_syscalls__get_map_fds(int *enter_fd __maybe_unused,
						  int *exit_fd __maybe_unused,
						  int *beauty_fd __maybe_unused)
{
	return -1;
}

static inline struct bpf_program *
augmented_syscalls__find_by_title(const char *name __maybe_unused)
{
	return NULL;
}

static inline struct bpf_program *augmented_syscalls__unaugmented(void)
{
	return NULL;
}

static inline void augmented_syscalls__cleanup(void)
{
}

#endif /* HAVE_BPF_SKEL */

#endif

Annotation

Implementation Notes