diff options
Diffstat (limited to 'kernel/trace/ftrace_internal.h')
| -rw-r--r-- | kernel/trace/ftrace_internal.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/kernel/trace/ftrace_internal.h b/kernel/trace/ftrace_internal.h index 382775edf690..3235470e61b3 100644 --- a/kernel/trace/ftrace_internal.h +++ b/kernel/trace/ftrace_internal.h @@ -2,6 +2,9 @@ #ifndef _LINUX_KERNEL_FTRACE_INTERNAL_H #define _LINUX_KERNEL_FTRACE_INTERNAL_H +int __register_ftrace_function(struct ftrace_ops *ops); +int __unregister_ftrace_function(struct ftrace_ops *ops); + #ifdef CONFIG_FUNCTION_TRACER extern struct mutex ftrace_lock; @@ -12,11 +15,11 @@ extern struct ftrace_ops global_ops; int ftrace_startup(struct ftrace_ops *ops, int command); int ftrace_shutdown(struct ftrace_ops *ops, int command); int ftrace_ops_test(struct ftrace_ops *ops, unsigned long ip, void *regs); +int ftrace_startup_subops(struct ftrace_ops *ops, struct ftrace_ops *subops, int command); +int ftrace_shutdown_subops(struct ftrace_ops *ops, struct ftrace_ops *subops, int command); #else /* !CONFIG_DYNAMIC_FTRACE */ -int __register_ftrace_function(struct ftrace_ops *ops); -int __unregister_ftrace_function(struct ftrace_ops *ops); /* Keep as macros so we do not need to define the commands */ # define ftrace_startup(ops, command) \ ({ \ @@ -37,14 +40,26 @@ ftrace_ops_test(struct ftrace_ops *ops, unsigned long ip, void *regs) { return 1; } +static inline int ftrace_startup_subops(struct ftrace_ops *ops, struct ftrace_ops *subops, int command) +{ + return -EINVAL; +} +static inline int ftrace_shutdown_subops(struct ftrace_ops *ops, struct ftrace_ops *subops, int command) +{ + return -EINVAL; +} #endif /* CONFIG_DYNAMIC_FTRACE */ #ifdef CONFIG_FUNCTION_GRAPH_TRACER extern int ftrace_graph_active; -void update_function_graph_func(void); +# ifdef CONFIG_DYNAMIC_FTRACE +extern void fgraph_update_pid_func(void); +# else +static inline void fgraph_update_pid_func(void) {} +# endif #else /* !CONFIG_FUNCTION_GRAPH_TRACER */ # define ftrace_graph_active 0 -static inline void update_function_graph_func(void) { } +static inline void fgraph_update_pid_func(void) {} #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ #else /* !CONFIG_FUNCTION_TRACER */ |