linux/tools/perf/perf.h
<<
>>
Prefs
   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _PERF_PERF_H
   3#define _PERF_PERF_H
   4
   5#include <time.h>
   6#include <stdbool.h>
   7#include <linux/types.h>
   8#include <linux/stddef.h>
   9#include <linux/perf_event.h>
  10
  11extern bool test_attr__enabled;
  12void test_attr__ready(void);
  13void test_attr__init(void);
  14void test_attr__open(struct perf_event_attr *attr, pid_t pid, int cpu,
  15                     int fd, int group_fd, unsigned long flags);
  16
  17#define HAVE_ATTR_TEST
  18#include "perf-sys.h"
  19
  20static inline unsigned long long rdclock(void)
  21{
  22        struct timespec ts;
  23
  24        clock_gettime(CLOCK_MONOTONIC, &ts);
  25        return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
  26}
  27
  28#ifndef MAX_NR_CPUS
  29#define MAX_NR_CPUS                     1024
  30#endif
  31
  32extern const char *input_name;
  33extern bool perf_host, perf_guest;
  34extern const char perf_version_string[];
  35
  36void pthread__unblock_sigwinch(void);
  37
  38#include "util/target.h"
  39
  40struct record_opts {
  41        struct target target;
  42        bool         group;
  43        bool         inherit_stat;
  44        bool         no_buffering;
  45        bool         no_inherit;
  46        bool         no_inherit_set;
  47        bool         no_samples;
  48        bool         raw_samples;
  49        bool         sample_address;
  50        bool         sample_phys_addr;
  51        bool         sample_weight;
  52        bool         sample_time;
  53        bool         sample_time_set;
  54        bool         sample_cpu;
  55        bool         period;
  56        bool         period_set;
  57        bool         running_time;
  58        bool         full_auxtrace;
  59        bool         auxtrace_snapshot_mode;
  60        bool         record_namespaces;
  61        bool         record_switch_events;
  62        bool         all_kernel;
  63        bool         all_user;
  64        bool         tail_synthesize;
  65        bool         overwrite;
  66        bool         ignore_missing_thread;
  67        bool         strict_freq;
  68        bool         sample_id;
  69        bool         no_bpf_event;
  70        unsigned int freq;
  71        unsigned int mmap_pages;
  72        unsigned int auxtrace_mmap_pages;
  73        unsigned int user_freq;
  74        u64          branch_stack;
  75        u64          sample_intr_regs;
  76        u64          sample_user_regs;
  77        u64          default_interval;
  78        u64          user_interval;
  79        size_t       auxtrace_snapshot_size;
  80        const char   *auxtrace_snapshot_opts;
  81        bool         sample_transaction;
  82        unsigned     initial_delay;
  83        bool         use_clockid;
  84        clockid_t    clockid;
  85        u64          clockid_res_ns;
  86        int          nr_cblocks;
  87        int          affinity;
  88};
  89
  90enum perf_affinity {
  91        PERF_AFFINITY_SYS = 0,
  92        PERF_AFFINITY_NODE,
  93        PERF_AFFINITY_CPU,
  94        PERF_AFFINITY_MAX
  95};
  96
  97struct option;
  98extern const char * const *record_usage;
  99extern struct option *record_options;
 100extern int version_verbose;
 101
 102int record__parse_freq(const struct option *opt, const char *str, int unset);
 103#endif
 104