projects / mirror_ubuntu-zesty-kernel.git / blame
| 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> | |
| 14f0652b | 8 | #include <linux/compiler.h> |
| 82baa0eb | 9 | #include <linux/perf_event.h> |
| 361c564e | 10 | #include <asm/barrier.h> |
| 43599d1f JO |
11 | |
| 12 | #if defined(__i386__) | |
| 43599d1f | 13 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
| 493c3031 | 14 | #define CPUINFO_PROC {"model name"} |
| 43599d1f JO |
15 | #endif |
| 16 | ||
| 17 | #if defined(__x86_64__) | |
| 43599d1f | 18 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
| 493c3031 | 19 | #define CPUINFO_PROC {"model name"} |
| 43599d1f JO |
20 | #endif |
| 21 | ||
| 22 | #ifdef __powerpc__ | |
| 493c3031 | 23 | #define CPUINFO_PROC {"cpu"} |
| 43599d1f JO |
24 | #endif |
| 25 | ||
| 26 | #ifdef __s390__ | |
| 493c3031 | 27 | #define CPUINFO_PROC {"vendor_id"} |
| 43599d1f JO |
28 | #endif |
| 29 | ||
| 30 | #ifdef __sh__ | |
| 493c3031 | 31 | #define CPUINFO_PROC {"cpu type"} |
| 43599d1f JO |
32 | #endif |
| 33 | ||
| 34 | #ifdef __hppa__ | |
| 493c3031 | 35 | #define CPUINFO_PROC {"cpu"} |
| 43599d1f JO |
36 | #endif |
| 37 | ||
| 38 | #ifdef __sparc__ | |
| 493c3031 | 39 | #define CPUINFO_PROC {"cpu"} |
| 43599d1f JO |
40 | #endif |
| 41 | ||
| 42 | #ifdef __alpha__ | |
| 493c3031 | 43 | #define CPUINFO_PROC {"cpu model"} |
| 43599d1f JO |
44 | #endif |
| 45 | ||
| 46 | #ifdef __ia64__ | |
| 43599d1f | 47 | #define cpu_relax() asm volatile ("hint @pause" ::: "memory") |
| 493c3031 | 48 | #define CPUINFO_PROC {"model name"} |
| 43599d1f JO |
49 | #endif |
| 50 | ||
| 51 | #ifdef __arm__ | |
| 493c3031 | 52 | #define CPUINFO_PROC {"model name", "Processor"} |
| 43599d1f JO |
53 | #endif |
| 54 | ||
| 55 | #ifdef __aarch64__ | |
| 43599d1f JO |
56 | #define cpu_relax() asm volatile("yield" ::: "memory") |
| 57 | #endif | |
| 58 | ||
| 59 | #ifdef __mips__ | |
| 493c3031 | 60 | #define CPUINFO_PROC {"cpu model"} |
| 43599d1f JO |
61 | #endif |
| 62 | ||
| 63 | #ifdef __arc__ | |
| 493c3031 | 64 | #define CPUINFO_PROC {"Processor"} |
| 43599d1f JO |
65 | #endif |
| 66 | ||
| 67 | #ifdef __metag__ | |
| 493c3031 | 68 | #define CPUINFO_PROC {"CPU"} |
| 43599d1f JO |
69 | #endif |
| 70 | ||
| 71 | #ifdef __xtensa__ | |
| 493c3031 | 72 | #define CPUINFO_PROC {"core ID"} |
| 43599d1f JO |
73 | #endif |
| 74 | ||
| 75 | #ifdef __tile__ | |
| 43599d1f | 76 | #define cpu_relax() asm volatile ("mfspr zero, PASS" ::: "memory") |
| 493c3031 | 77 | #define CPUINFO_PROC {"model name"} |
| 43599d1f JO |
78 | #endif |
| 79 | ||
| 43599d1f JO |
80 | #ifndef cpu_relax |
| 81 | #define cpu_relax() barrier() | |
| 82 | #endif | |
| 83 | ||
| 82baa0eb JO |
84 | static inline int |
| 85 | sys_perf_event_open(struct perf_event_attr *attr, | |
| 86 | pid_t pid, int cpu, int group_fd, | |
| 87 | unsigned long flags) | |
| 88 | { | |
| 89 | int fd; | |
| 90 | ||
| 91 | fd = syscall(__NR_perf_event_open, attr, pid, cpu, | |
| 92 | group_fd, flags); | |
| 93 | ||
| 94 | #ifdef HAVE_ATTR_TEST | |
| 95 | if (unlikely(test_attr__enabled)) | |
| 96 | test_attr__open(attr, pid, cpu, fd, group_fd, flags); | |
| 97 | #endif | |
| 98 | return fd; | |
| 99 | } | |
| 100 | ||
| 43599d1f | 101 | #endif /* _PERF_SYS_H */ |