Commit 5c3469cb authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Steven Rostedt (VMware)
Browse files

tracing/boot: Move external function declarations to kernel/trace/trace.h 

Move external function declarations into kernel/trace/trace.h
from trace_boot.c for tracing subsystem internal use.

Link: http://lkml.kernel.org/r/158029060405.12381.11944554430359702545.stgit@devnote2



Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 76a598ec

kernel/trace/trace.h

+17 −0
Original line number Diff line number Diff line
@@ -1157,6 +1157,11 @@ int unregister_ftrace_command(struct ftrace_func_command *cmd); 
void ftrace_create_filter_files(struct ftrace_ops *ops,

				struct dentry *parent);

void ftrace_destroy_filter_files(struct ftrace_ops *ops);



extern int ftrace_set_filter(struct ftrace_ops *ops, unsigned char *buf,

			     int len, int reset);

extern int ftrace_set_notrace(struct ftrace_ops *ops, unsigned char *buf,

			      int len, int reset);

#else

struct ftrace_func_command;
@@ -1905,6 +1910,15 @@ void trace_printk_start_comm(void); 
int trace_keep_overwrite(struct tracer *tracer, u32 mask, int set);

int set_tracer_flag(struct trace_array *tr, unsigned int mask, int enabled);



/* Used from boot time tracer */

extern int trace_set_options(struct trace_array *tr, char *option);

extern int tracing_set_tracer(struct trace_array *tr, const char *buf);

extern ssize_t tracing_resize_ring_buffer(struct trace_array *tr,

					  unsigned long size, int cpu_id);

extern int tracing_set_cpumask(struct trace_array *tr,

				cpumask_var_t tracing_cpumask_new);





#define MAX_EVENT_NAME_LEN	64



extern int trace_run_command(const char *buf, int (*createfn)(int, char**));
@@ -1964,6 +1978,9 @@ static inline const char *get_syscall_name(int syscall) 
#ifdef CONFIG_EVENT_TRACING

void trace_event_init(void);

void trace_event_eval_update(struct trace_eval_map **map, int len);

/* Used from boot time tracer */

extern int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set);

extern int trigger_process_regex(struct trace_event_file *file, char *buff);

#else

static inline void __init trace_event_init(void) { }

static inline void trace_event_eval_update(struct trace_eval_map **map, int len) { }

kernel/trace/trace_boot.c

+0 −15
Original line number Diff line number Diff line
@@ -21,13 +21,6 @@ 


#define MAX_BUF_LEN 256



extern int trace_set_options(struct trace_array *tr, char *option);

extern int tracing_set_tracer(struct trace_array *tr, const char *buf);

extern ssize_t tracing_resize_ring_buffer(struct trace_array *tr,

					  unsigned long size, int cpu_id);

extern int tracing_set_cpumask(struct trace_array *tr,

				cpumask_var_t tracing_cpumask_new);



static void __init

trace_boot_set_instance_options(struct trace_array *tr, struct xbc_node *node)

{
@@ -76,9 +69,6 @@ trace_boot_set_instance_options(struct trace_array *tr, struct xbc_node *node) 
}



#ifdef CONFIG_EVENT_TRACING

extern int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set);

extern int trigger_process_regex(struct trace_event_file *file, char *buff);



static void __init

trace_boot_enable_events(struct trace_array *tr, struct xbc_node *node)

{
@@ -252,11 +242,6 @@ trace_boot_init_events(struct trace_array *tr, struct xbc_node *node) 
#endif



#ifdef CONFIG_DYNAMIC_FTRACE

extern bool ftrace_filter_param __initdata;

extern int ftrace_set_filter(struct ftrace_ops *ops, unsigned char *buf,

			     int len, int reset);

extern int ftrace_set_notrace(struct ftrace_ops *ops, unsigned char *buf,

			      int len, int reset);

static void __init

trace_boot_set_ftrace_filter(struct trace_array *tr, struct xbc_node *node)

{