profiler/profile.h

/* SPDX-License-Identifier: BSD-2-Clause */
#ifndef __PROFILE_H
#define __PROFILE_H

#define TASK_COMM_LEN 16
#define MAX_CPU_NR 128
#define MAX_ENTRIES 10240
#define HOST_LEN 80

struct stack_key
{
	unsigned int pid;
	unsigned long long kernel_ip;
	int user_stack_id;
	int kern_stack_id;
	char name[TASK_COMM_LEN];
};

enum func_type {
	FUNC_TYPE_LUA,
	FUNC_TYPE_C,
	FUNC_TYPE_F,
	FUNC_TYPE_UNKNOWN,
};

struct lua_stack_event
{
	unsigned int pid;
	// key for user_stack_id
	int  user_stack_id;
	// stack level
	int  level;
	// function type
	int type;
	// function name
	char name[HOST_LEN];
	void *funcp;
	// line number(lua func) or ffid(ffunc)
	int ffid;
	// lua state
	void *L;
};

struct profile_env
{
	int pid;
	int tid;
	bool user_stacks_only;
	bool kernel_stacks_only;
	// control lua user space stack trace
	bool disable_lua_user_trace;
	bool lua_user_stacks_only;
	int stack_storage_size;
	unsigned int perf_max_stack_depth;
	int duration;
	bool verbose;
	bool freq;
	unsigned int sample_freq;
	bool delimiter;
	bool include_idle;
	bool folded;
	int cpu;
	int frame_depth;
};

#endif /* __PROFILE_H */