Steven Rostedt | f0868d1 | 2008-12-23 23:24:12 -0500 | [diff] [blame^] | 1 | #ifndef __TRACE_EVENTS_H |
| 2 | #define __TRACE_EVENTS_H |
| 3 | |
| 4 | #include "trace.h" |
| 5 | |
| 6 | typedef int (*trace_print_func)(struct trace_seq *s, struct trace_entry *entry, |
| 7 | int flags); |
| 8 | |
| 9 | struct trace_event { |
| 10 | struct hlist_node node; |
| 11 | int type; |
| 12 | trace_print_func trace; |
| 13 | trace_print_func latency_trace; |
| 14 | trace_print_func raw; |
| 15 | trace_print_func hex; |
| 16 | trace_print_func binary; |
| 17 | }; |
| 18 | |
| 19 | extern int trace_seq_printf(struct trace_seq *s, const char *fmt, ...); |
| 20 | extern int |
| 21 | seq_print_ip_sym(struct trace_seq *s, unsigned long ip, |
| 22 | unsigned long sym_flags); |
| 23 | extern ssize_t trace_seq_to_user(struct trace_seq *s, char __user *ubuf, |
| 24 | size_t cnt); |
| 25 | int trace_seq_puts(struct trace_seq *s, const char *str); |
| 26 | int trace_seq_putc(struct trace_seq *s, unsigned char c); |
| 27 | int trace_seq_putmem(struct trace_seq *s, void *mem, size_t len); |
| 28 | int trace_seq_putmem_hex(struct trace_seq *s, void *mem, size_t len); |
| 29 | int trace_seq_path(struct trace_seq *s, struct path *path); |
| 30 | int seq_print_userip_objs(const struct userstack_entry *entry, |
| 31 | struct trace_seq *s, unsigned long sym_flags); |
| 32 | int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm, |
| 33 | unsigned long ip, unsigned long sym_flags); |
| 34 | |
| 35 | struct trace_event *ftrace_find_event(int type); |
| 36 | int register_ftrace_event(struct trace_event *event); |
| 37 | int unregister_ftrace_event(struct trace_event *event); |
| 38 | |
| 39 | #define MAX_MEMHEX_BYTES 8 |
| 40 | #define HEX_CHARS (MAX_MEMHEX_BYTES*2 + 1) |
| 41 | |
| 42 | #endif |
| 43 | |