#ifndef __TRACE_EVENTS_H
#define __TRACE_EVENTS_H
+#include <linux/trace_seq.h>
#include "trace.h"
-typedef int (*trace_print_func)(struct trace_seq *s, struct trace_entry *entry,
- int flags);
-
-struct trace_event {
- struct hlist_node node;
- int type;
- trace_print_func trace;
- trace_print_func latency_trace;
- trace_print_func raw;
- trace_print_func hex;
- trace_print_func binary;
-};
-
-extern int trace_seq_printf(struct trace_seq *s, const char *fmt, ...)
- __attribute__ ((format (printf, 2, 3)));
+extern enum print_line_t
+trace_print_bprintk_msg_only(struct trace_iterator *iter);
+extern enum print_line_t
+trace_print_printk_msg_only(struct trace_iterator *iter);
+
extern int
seq_print_ip_sym(struct trace_seq *s, unsigned long ip,
unsigned long sym_flags);
-extern ssize_t trace_seq_to_user(struct trace_seq *s, char __user *ubuf,
- size_t cnt);
-int trace_seq_puts(struct trace_seq *s, const char *str);
-int trace_seq_putc(struct trace_seq *s, unsigned char c);
-int trace_seq_putmem(struct trace_seq *s, void *mem, size_t len);
-int trace_seq_putmem_hex(struct trace_seq *s, void *mem, size_t len);
-int trace_seq_path(struct trace_seq *s, struct path *path);
-int seq_print_userip_objs(const struct userstack_entry *entry,
- struct trace_seq *s, unsigned long sym_flags);
-int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm,
- unsigned long ip, unsigned long sym_flags);
-
-struct trace_event *ftrace_find_event(int type);
-int register_ftrace_event(struct trace_event *event);
-int unregister_ftrace_event(struct trace_event *event);
-
-int
-trace_nop_print(struct trace_seq *s, struct trace_entry *entry, int flags);
+extern int seq_print_userip_objs(const struct userstack_entry *entry,
+ struct trace_seq *s, unsigned long sym_flags);
+extern int seq_print_user_ip(struct trace_seq *s, struct mm_struct *mm,
+ unsigned long ip, unsigned long sym_flags);
+
+extern int trace_print_context(struct trace_iterator *iter);
+extern int trace_print_lat_context(struct trace_iterator *iter);
+
+extern void trace_event_read_lock(void);
+extern void trace_event_read_unlock(void);
+extern struct trace_event *ftrace_find_event(int type);
+
+extern enum print_line_t trace_nop_print(struct trace_iterator *iter,
+ int flags);
+extern int
+trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry);
+
+/* used by module unregistering */
+extern int __unregister_ftrace_event(struct trace_event *event);
+extern struct rw_semaphore trace_event_mutex;
#define MAX_MEMHEX_BYTES 8
#define HEX_CHARS (MAX_MEMHEX_BYTES*2 + 1)