Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #ifndef _LINUX_KERNEL_FTRACE_INTERNAL_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) #define  _LINUX_KERNEL_FTRACE_INTERNAL_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) #ifdef CONFIG_FUNCTION_TRACER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) extern struct mutex ftrace_lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) extern struct ftrace_ops global_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #ifdef CONFIG_DYNAMIC_FTRACE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) int ftrace_startup(struct ftrace_ops *ops, int command);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) int ftrace_shutdown(struct ftrace_ops *ops, int command);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) int ftrace_ops_test(struct ftrace_ops *ops, unsigned long ip, void *regs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #else /* !CONFIG_DYNAMIC_FTRACE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) int __register_ftrace_function(struct ftrace_ops *ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) int __unregister_ftrace_function(struct ftrace_ops *ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) /* Keep as macros so we do not need to define the commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) # define ftrace_startup(ops, command)					\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	({								\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 		int ___ret = __register_ftrace_function(ops);		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 		if (!___ret)						\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 			(ops)->flags |= FTRACE_OPS_FL_ENABLED;		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		___ret;							\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 	})
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) # define ftrace_shutdown(ops, command)					\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	({								\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 		int ___ret = __unregister_ftrace_function(ops);		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 		if (!___ret)						\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 			(ops)->flags &= ~FTRACE_OPS_FL_ENABLED;		\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		___ret;							\
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	})
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) static inline int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) ftrace_ops_test(struct ftrace_ops *ops, unsigned long ip, void *regs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #endif /* CONFIG_DYNAMIC_FTRACE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #ifdef CONFIG_FUNCTION_GRAPH_TRACER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) extern int ftrace_graph_active;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) void update_function_graph_func(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #else /* !CONFIG_FUNCTION_GRAPH_TRACER */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) # define ftrace_graph_active 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) static inline void update_function_graph_func(void) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #endif /* CONFIG_FUNCTION_GRAPH_TRACER */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #else /* !CONFIG_FUNCTION_TRACER */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #endif /* CONFIG_FUNCTION_TRACER */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #endif