Commit | Line | Data |
---|---|---|
43599d1f JO |
1 | #ifndef _PERF_SYS_H |
2 | #define _PERF_SYS_H | |
3 | ||
82baa0eb JO |
4 | #include <unistd.h> |
5 | #include <sys/types.h> | |
6 | #include <sys/syscall.h> | |
7 | #include <linux/types.h> | |
8 | #include <linux/perf_event.h> | |
361c564e | 9 | #include <asm/barrier.h> |
43599d1f JO |
10 | |
11 | #if defined(__i386__) | |
43599d1f | 12 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
493c3031 | 13 | #define CPUINFO_PROC {"model name"} |
43599d1f JO |
14 | #ifndef __NR_perf_event_open |
15 | # define __NR_perf_event_open 336 | |
16 | #endif | |
17 | #ifndef __NR_futex | |
18 | # define __NR_futex 240 | |
19 | #endif | |
20 | #ifndef __NR_gettid | |
21 | # define __NR_gettid 224 | |
22 | #endif | |
23 | #endif | |
24 | ||
25 | #if defined(__x86_64__) | |
43599d1f | 26 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
493c3031 | 27 | #define CPUINFO_PROC {"model name"} |
43599d1f JO |
28 | #ifndef __NR_perf_event_open |
29 | # define __NR_perf_event_open 298 | |
30 | #endif | |
31 | #ifndef __NR_futex | |
32 | # define __NR_futex 202 | |
33 | #endif | |
34 | #ifndef __NR_gettid | |
35 | # define __NR_gettid 186 | |
36 | #endif | |
37 | #endif | |
38 | ||
39 | #ifdef __powerpc__ | |
40 | #include "../../arch/powerpc/include/uapi/asm/unistd.h" | |
493c3031 | 41 | #define CPUINFO_PROC {"cpu"} |
43599d1f JO |
42 | #endif |
43 | ||
44 | #ifdef __s390__ | |
493c3031 | 45 | #define CPUINFO_PROC {"vendor_id"} |
43599d1f JO |
46 | #endif |
47 | ||
48 | #ifdef __sh__ | |
493c3031 | 49 | #define CPUINFO_PROC {"cpu type"} |
43599d1f JO |
50 | #endif |
51 | ||
52 | #ifdef __hppa__ | |
493c3031 | 53 | #define CPUINFO_PROC {"cpu"} |
43599d1f JO |
54 | #endif |
55 | ||
56 | #ifdef __sparc__ | |
493c3031 | 57 | #define CPUINFO_PROC {"cpu"} |
43599d1f JO |
58 | #endif |
59 | ||
60 | #ifdef __alpha__ | |
493c3031 | 61 | #define CPUINFO_PROC {"cpu model"} |
43599d1f JO |
62 | #endif |
63 | ||
64 | #ifdef __ia64__ | |
43599d1f | 65 | #define cpu_relax() asm volatile ("hint @pause" ::: "memory") |
493c3031 | 66 | #define CPUINFO_PROC {"model name"} |
43599d1f JO |
67 | #endif |
68 | ||
69 | #ifdef __arm__ | |
493c3031 | 70 | #define CPUINFO_PROC {"model name", "Processor"} |
43599d1f JO |
71 | #endif |
72 | ||
73 | #ifdef __aarch64__ | |
43599d1f JO |
74 | #define cpu_relax() asm volatile("yield" ::: "memory") |
75 | #endif | |
76 | ||
77 | #ifdef __mips__ | |
493c3031 | 78 | #define CPUINFO_PROC {"cpu model"} |
43599d1f JO |
79 | #endif |
80 | ||
81 | #ifdef __arc__ | |
493c3031 | 82 | #define CPUINFO_PROC {"Processor"} |
43599d1f JO |
83 | #endif |
84 | ||
85 | #ifdef __metag__ | |
493c3031 | 86 | #define CPUINFO_PROC {"CPU"} |
43599d1f JO |
87 | #endif |
88 | ||
89 | #ifdef __xtensa__ | |
493c3031 | 90 | #define CPUINFO_PROC {"core ID"} |
43599d1f JO |
91 | #endif |
92 | ||
93 | #ifdef __tile__ | |
43599d1f | 94 | #define cpu_relax() asm volatile ("mfspr zero, PASS" ::: "memory") |
493c3031 | 95 | #define CPUINFO_PROC {"model name"} |
43599d1f JO |
96 | #endif |
97 | ||
43599d1f JO |
98 | #ifndef cpu_relax |
99 | #define cpu_relax() barrier() | |
100 | #endif | |
101 | ||
82baa0eb JO |
102 | static inline int |
103 | sys_perf_event_open(struct perf_event_attr *attr, | |
104 | pid_t pid, int cpu, int group_fd, | |
105 | unsigned long flags) | |
106 | { | |
107 | int fd; | |
108 | ||
109 | fd = syscall(__NR_perf_event_open, attr, pid, cpu, | |
110 | group_fd, flags); | |
111 | ||
112 | #ifdef HAVE_ATTR_TEST | |
113 | if (unlikely(test_attr__enabled)) | |
114 | test_attr__open(attr, pid, cpu, fd, group_fd, flags); | |
115 | #endif | |
116 | return fd; | |
117 | } | |
118 | ||
43599d1f | 119 | #endif /* _PERF_SYS_H */ |