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
 8extern enum print_line_t
 9trace_print_bputs_msg_only(struct trace_iterator *iter);
10extern enum print_line_t
11trace_print_bprintk_msg_only(struct trace_iterator *iter);
12extern enum print_line_t
13trace_print_printk_msg_only(struct trace_iterator *iter);
14
15extern int
16seq_print_ip_sym(struct trace_seq *s, unsigned long ip,
17		unsigned long sym_flags);
18
 
19extern int trace_print_context(struct trace_iterator *iter);
20extern int trace_print_lat_context(struct trace_iterator *iter);
21
22extern void trace_event_read_lock(void);
23extern void trace_event_read_unlock(void);
24extern struct trace_event *ftrace_find_event(int type);
25
26extern enum print_line_t trace_nop_print(struct trace_iterator *iter,
27					 int flags, struct trace_event *event);
28extern int
29trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry);
30
31/* used by module unregistering */
32extern int __unregister_trace_event(struct trace_event *event);
33extern 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

 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
 8extern enum print_line_t
 9trace_print_bputs_msg_only(struct trace_iterator *iter);
10extern enum print_line_t
11trace_print_bprintk_msg_only(struct trace_iterator *iter);
12extern enum print_line_t
13trace_print_printk_msg_only(struct trace_iterator *iter);
14
15extern int
16seq_print_ip_sym(struct trace_seq *s, unsigned long ip,
17		unsigned long sym_flags);
18
19extern void trace_seq_print_sym(struct trace_seq *s, unsigned long address, bool offset);
20extern int trace_print_context(struct trace_iterator *iter);
21extern int trace_print_lat_context(struct trace_iterator *iter);
22
23extern void trace_event_read_lock(void);
24extern void trace_event_read_unlock(void);
25extern struct trace_event *ftrace_find_event(int type);
26
27extern enum print_line_t trace_nop_print(struct trace_iterator *iter,
28					 int flags, struct trace_event *event);
29extern int
30trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry);
31
32/* used by module unregistering */
33extern int __unregister_trace_event(struct trace_event *event);
34extern struct rw_semaphore trace_event_sem;
35
36#define SEQ_PUT_FIELD(s, x)				\
37	trace_seq_putmem(s, &(x), sizeof(x))
38
39#define SEQ_PUT_HEX_FIELD(s, x)				\
40	trace_seq_putmem_hex(s, &(x), sizeof(x))
41
42#endif
43