tools/perf/perf.h

   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
  11 extern bool test_attr__enabled;
  12 void test_attr__ready(void);
  13 void test_attr__init(void);
  14 void 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
  20 static 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
  32 extern const char *input_name;
  33 extern bool perf_host, perf_guest;
  34 extern const char perf_version_string[];
  35
  36 void pthread__unblock_sigwinch(void);
  37
  38 #include "util/target.h"
  39
  40 struct 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         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
  90 enum perf_affinity {
  91         PERF_AFFINITY_SYS = 0,
  92         PERF_AFFINITY_NODE,
  93         PERF_AFFINITY_CPU,
  94         PERF_AFFINITY_MAX
  95 };
  96
  97 struct option;
  98 extern const char * const *record_usage;
  99 extern struct option *record_options;
 100 extern int version_verbose;
 101
 102 int record__parse_freq(const struct option *opt, const char *str, int unset);
 103 #endif