diff options
author | Masami Hiramatsu <mhiramat@kernel.org> | 2020-01-29 18:36:44 +0900 |
---|---|---|
committer | Steven Rostedt (VMware) <rostedt@goodmis.org> | 2020-01-29 08:49:04 -0500 |
commit | 5c3469cb899abe998299aafb8f16f325d62d2d68 (patch) | |
tree | bb50123ba4123a122e036e75596b7b0ef05135c2 /kernel/trace/trace.h | |
parent | 76a598ec8c4fde58aab79b9f7c40c33d54eca67b (diff) |
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: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Diffstat (limited to 'kernel/trace/trace.h')
-rw-r--r-- | kernel/trace/trace.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index 6bb64d89c321..b3075b637d14 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -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) { } |