| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | #ifndef __TRACE_EVENTS_H |
| 3 | #define __TRACE_EVENTS_H |
| 4 | |
| 5 | #include <linux/trace_seq.h> |
| 6 | #include "trace.h" |
| 7 | |
| 8 | extern enum print_line_t |
| 9 | trace_print_bputs_msg_only(struct trace_iterator *iter); |
| 10 | extern enum print_line_t |
| 11 | trace_print_bprintk_msg_only(struct trace_iterator *iter); |
| 12 | extern enum print_line_t |
| 13 | trace_print_printk_msg_only(struct trace_iterator *iter); |
| 14 | |
| 15 | extern int |
| 16 | seq_print_ip_sym(struct trace_seq *s, unsigned long ip, |
| 17 | unsigned long sym_flags); |
| 18 | |
| 19 | extern int trace_print_context(struct trace_iterator *iter); |
| 20 | extern int trace_print_lat_context(struct trace_iterator *iter); |
| 21 | |
| 22 | extern void trace_event_read_lock(void); |
| 23 | extern void trace_event_read_unlock(void); |
| 24 | extern struct trace_event *ftrace_find_event(int type); |
| 25 | |
| 26 | extern enum print_line_t trace_nop_print(struct trace_iterator *iter, |
| 27 | int flags, struct trace_event *event); |
| 28 | extern int |
| 29 | trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry); |
| 30 | |
| 31 | /* used by module unregistering */ |
| 32 | extern int __unregister_trace_event(struct trace_event *event); |
| 33 | extern struct rw_semaphore trace_event_sem; |
| 34 | |
| 35 | #define SEQ_PUT_FIELD(s, x) \ |
| 36 | trace_seq_putmem(s, &(x), sizeof(x)) |
| 37 | |
| 38 | #define SEQ_PUT_HEX_FIELD(s, x) \ |
| 39 | trace_seq_putmem_hex(s, &(x), sizeof(x)) |
| 40 | |
| 41 | #endif |
| 42 | |