diff options
Diffstat (limited to 'tools/perf/perf.h')
| -rw-r--r-- | tools/perf/perf.h | 200 |
1 files changed, 16 insertions, 184 deletions
diff --git a/tools/perf/perf.h b/tools/perf/perf.h index cf20187eee0..510c65f7285 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -1,126 +1,18 @@ #ifndef _PERF_PERF_H #define _PERF_PERF_H -#include <asm/unistd.h> - -#if defined(__i386__) -#define rmb() asm volatile("lock; addl $0,0(%%esp)" ::: "memory") -#define cpu_relax() asm volatile("rep; nop" ::: "memory"); -#define CPUINFO_PROC "model name" -#ifndef __NR_perf_event_open -# define __NR_perf_event_open 336 -#endif -#endif - -#if defined(__x86_64__) -#define rmb() asm volatile("lfence" ::: "memory") -#define cpu_relax() asm volatile("rep; nop" ::: "memory"); -#define CPUINFO_PROC "model name" -#ifndef __NR_perf_event_open -# define __NR_perf_event_open 298 -#endif -#endif - -#ifdef __powerpc__ -#include "../../arch/powerpc/include/uapi/asm/unistd.h" -#define rmb() asm volatile ("sync" ::: "memory") -#define cpu_relax() asm volatile ("" ::: "memory"); -#define CPUINFO_PROC "cpu" -#endif - -#ifdef __s390__ -#define rmb() asm volatile("bcr 15,0" ::: "memory") -#define cpu_relax() asm volatile("" ::: "memory"); -#endif - -#ifdef __sh__ -#if defined(__SH4A__) || defined(__SH5__) -# define rmb() asm volatile("synco" ::: "memory") -#else -# define rmb() asm volatile("" ::: "memory") -#endif -#define cpu_relax() asm volatile("" ::: "memory") -#define CPUINFO_PROC "cpu type" -#endif - -#ifdef __hppa__ -#define rmb() asm volatile("" ::: "memory") -#define cpu_relax() asm volatile("" ::: "memory"); -#define CPUINFO_PROC "cpu" -#endif - -#ifdef __sparc__ -#define rmb() asm volatile("":::"memory") -#define cpu_relax() asm volatile("":::"memory") -#define CPUINFO_PROC "cpu" -#endif - -#ifdef __alpha__ -#define rmb() asm volatile("mb" ::: "memory") -#define cpu_relax() asm volatile("" ::: "memory") -#define CPUINFO_PROC "cpu model" -#endif - -#ifdef __ia64__ -#define rmb() asm volatile ("mf" ::: "memory") -#define cpu_relax() asm volatile ("hint @pause" ::: "memory") -#define CPUINFO_PROC "model name" -#endif - -#ifdef __arm__ -/* - * Use the __kuser_memory_barrier helper in the CPU helper page. See - * arch/arm/kernel/entry-armv.S in the kernel source for details. - */ -#define rmb() ((void(*)(void))0xffff0fa0)() -#define cpu_relax() asm volatile("":::"memory") -#define CPUINFO_PROC "Processor" -#endif - -#ifdef __aarch64__ -#define rmb() asm volatile("dmb ld" ::: "memory") -#define cpu_relax() asm volatile("yield" ::: "memory") -#endif - -#ifdef __mips__ -#define rmb() asm volatile( \ - ".set mips2\n\t" \ - "sync\n\t" \ - ".set mips0" \ - : /* no output */ \ - : /* no input */ \ - : "memory") -#define cpu_relax() asm volatile("" ::: "memory") -#define CPUINFO_PROC "cpu model" -#endif - -#ifdef __arc__ -#define rmb() asm volatile("" ::: "memory") -#define cpu_relax() rmb() -#define CPUINFO_PROC "Processor" -#endif - -#ifdef __metag__ -#define rmb() asm volatile("" ::: "memory") -#define cpu_relax() asm volatile("" ::: "memory") -#define CPUINFO_PROC "CPU" -#endif - #include <time.h> -#include <unistd.h> -#include <sys/types.h> -#include <sys/syscall.h> - -#include <linux/perf_event.h> -#include "util/types.h" #include <stdbool.h> +#include <linux/types.h> +#include <linux/perf_event.h> + +extern bool test_attr__enabled; +void test_attr__init(void); +void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu, + int fd, int group_fd, unsigned long flags); -/* - * prctl(PR_TASK_PERF_EVENTS_DISABLE) will (cheaply) disable all - * counters in the current task. - */ -#define PR_TASK_PERF_EVENTS_DISABLE 31 -#define PR_TASK_PERF_EVENTS_ENABLE 32 +#define HAVE_ATTR_TEST +#include "perf-sys.h" #ifndef NSEC_PER_SEC # define NSEC_PER_SEC 1000000000ULL @@ -137,65 +29,8 @@ static inline unsigned long long rdclock(void) return ts.tv_sec * 1000000000ULL + ts.tv_nsec; } -/* - * Pick up some kernel type conventions: - */ -#define __user -#define asmlinkage - -#define unlikely(x) __builtin_expect(!!(x), 0) -#define min(x, y) ({ \ - typeof(x) _min1 = (x); \ - typeof(y) _min2 = (y); \ - (void) (&_min1 == &_min2); \ - _min1 < _min2 ? _min1 : _min2; }) - -extern bool test_attr__enabled; -void test_attr__init(void); -void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu, - int fd, int group_fd, unsigned long flags); - -static inline int -sys_perf_event_open(struct perf_event_attr *attr, - pid_t pid, int cpu, int group_fd, - unsigned long flags) -{ - int fd; - - fd = syscall(__NR_perf_event_open, attr, pid, cpu, - group_fd, flags); - - if (unlikely(test_attr__enabled)) - test_attr__open(attr, pid, cpu, fd, group_fd, flags); - - return fd; -} - -#define MAX_COUNTERS 256 #define MAX_NR_CPUS 256 -struct ip_callchain { - u64 nr; - u64 ips[0]; -}; - -struct branch_flags { - u64 mispred:1; - u64 predicted:1; - u64 reserved:62; -}; - -struct branch_entry { - u64 from; - u64 to; - struct branch_flags flags; -}; - -struct branch_stack { - u64 nr; - struct branch_entry entries[0]; -}; - extern const char *input_name; extern bool perf_host, perf_guest; extern const char perf_version_string[]; @@ -204,21 +39,16 @@ void pthread__unblock_sigwinch(void); #include "util/target.h" -enum perf_call_graph_mode { - CALLCHAIN_NONE, - CALLCHAIN_FP, - CALLCHAIN_DWARF -}; - -struct perf_record_opts { - struct perf_target target; +struct record_opts { + struct target target; int call_graph; + bool call_graph_enabled; bool group; bool inherit_stat; - bool no_delay; + bool no_buffering; bool no_inherit; + bool no_inherit_set; bool no_samples; - bool pipe_output; bool raw_samples; bool sample_address; bool sample_weight; @@ -231,6 +61,8 @@ struct perf_record_opts { u64 default_interval; u64 user_interval; u16 stack_dump_size; + bool sample_transaction; + unsigned initial_delay; }; #endif |