xref: /linux/tools/perf/perf.h (revision 4949009eb8d40a441dcddcd96e101e77d31cf1b2)
1 #ifndef _PERF_PERF_H
2 #define _PERF_PERF_H
3 
4 #include <time.h>
5 #include <stdbool.h>
6 #include <linux/types.h>
7 #include <linux/perf_event.h>
8 
9 extern bool test_attr__enabled;
10 void test_attr__init(void);
11 void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
12 		     int fd, int group_fd, unsigned long flags);
13 
14 #define HAVE_ATTR_TEST
15 #include "perf-sys.h"
16 
17 #ifndef NSEC_PER_SEC
18 # define NSEC_PER_SEC			1000000000ULL
19 #endif
20 #ifndef NSEC_PER_USEC
21 # define NSEC_PER_USEC			1000ULL
22 #endif
23 
24 static inline unsigned long long rdclock(void)
25 {
26 	struct timespec ts;
27 
28 	clock_gettime(CLOCK_MONOTONIC, &ts);
29 	return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
30 }
31 
32 #define MAX_NR_CPUS			256
33 
34 extern const char *input_name;
35 extern bool perf_host, perf_guest;
36 extern const char perf_version_string[];
37 
38 void pthread__unblock_sigwinch(void);
39 
40 #include "util/target.h"
41 
42 struct record_opts {
43 	struct target target;
44 	bool	     group;
45 	bool	     inherit_stat;
46 	bool	     no_buffering;
47 	bool	     no_inherit;
48 	bool	     no_inherit_set;
49 	bool	     no_samples;
50 	bool	     raw_samples;
51 	bool	     sample_address;
52 	bool	     sample_weight;
53 	bool	     sample_time;
54 	bool	     period;
55 	bool	     sample_intr_regs;
56 	unsigned int freq;
57 	unsigned int mmap_pages;
58 	unsigned int user_freq;
59 	u64          branch_stack;
60 	u64	     default_interval;
61 	u64	     user_interval;
62 	bool	     sample_transaction;
63 	unsigned     initial_delay;
64 };
65 
66 struct option;
67 extern const char * const *record_usage;
68 extern struct option *record_options;
69 #endif
70