| | 1 | #ifndef _PERF_SYS_H |
| | 2 | #define _PERF_SYS_H |
| | 3 | |
| | 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> |
| | 9 | #include <asm/barrier.h> |
| | 10 | |
| | 11 | #if defined(__i386__) |
| | 12 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
| | 13 | #define CPUINFO_PROC {"model name"} |
| | 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__) |
| | 26 | #define cpu_relax() asm volatile("rep; nop" ::: "memory"); |
| | 27 | #define CPUINFO_PROC {"model name"} |
| | 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" |
| | 41 | #define CPUINFO_PROC {"cpu"} |
| | 42 | #endif |
| | 43 | |
| | 44 | #ifdef __s390__ |
| | 45 | #define CPUINFO_PROC {"vendor_id"} |
| | 46 | #endif |
| | 47 | |
| | 48 | #ifdef __sh__ |
| | 49 | #define CPUINFO_PROC {"cpu type"} |
| | 50 | #endif |
| | 51 | |
| | 52 | #ifdef __hppa__ |
| | 53 | #define CPUINFO_PROC {"cpu"} |
| | 54 | #endif |
| | 55 | |
| | 56 | #ifdef __sparc__ |
| | 57 | #define CPUINFO_PROC {"cpu"} |
| | 58 | #endif |
| | 59 | |
| | 60 | #ifdef __alpha__ |
| | 61 | #define CPUINFO_PROC {"cpu model"} |
| | 62 | #endif |
| | 63 | |
| | 64 | #ifdef __ia64__ |
| | 65 | #define cpu_relax() asm volatile ("hint @pause" ::: "memory") |
| | 66 | #define CPUINFO_PROC {"model name"} |
| | 67 | #endif |
| | 68 | |
| | 69 | #ifdef __arm__ |
| | 70 | #define CPUINFO_PROC {"model name", "Processor"} |
| | 71 | #endif |
| | 72 | |
| | 73 | #ifdef __aarch64__ |
| | 74 | #define cpu_relax() asm volatile("yield" ::: "memory") |
| | 75 | #endif |
| | 76 | |
| | 77 | #ifdef __mips__ |
| | 78 | #define CPUINFO_PROC {"cpu model"} |
| | 79 | #endif |
| | 80 | |
| | 81 | #ifdef __arc__ |
| | 82 | #define CPUINFO_PROC {"Processor"} |
| | 83 | #endif |
| | 84 | |
| | 85 | #ifdef __metag__ |
| | 86 | #define CPUINFO_PROC {"CPU"} |
| | 87 | #endif |
| | 88 | |
| | 89 | #ifdef __xtensa__ |
| | 90 | #define CPUINFO_PROC {"core ID"} |
| | 91 | #endif |
| | 92 | |
| | 93 | #ifdef __tile__ |
| | 94 | #define cpu_relax() asm volatile ("mfspr zero, PASS" ::: "memory") |
| | 95 | #define CPUINFO_PROC {"model name"} |
| | 96 | #endif |
| | 97 | |
| | 98 | #ifndef cpu_relax |
| | 99 | #define cpu_relax() barrier() |
| | 100 | #endif |
| | 101 | |
| | 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 | |
| | 119 | #endif /* _PERF_SYS_H */ |
projects / linux-2.6-block.git / blame_incremental