include/instrumentation/events/random.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM random
   4
   5 #if !defined(LTTNG_TRACE_RANDOM_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_RANDOM_H
   7
   8 #include <lttng/tracepoint-event.h>
   9 #include <linux/writeback.h>
  10
  11 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
  12 LTTNG_TRACEPOINT_EVENT_CLASS(random__mix_pool_bytes,
  13         TP_PROTO(int bytes, unsigned long IP),
  14
  15         TP_ARGS(bytes, IP),
  16
  17         TP_FIELDS(
  18                 ctf_integer(int, bytes, bytes)
  19                 ctf_integer_hex(unsigned long, IP, IP)
  20         )
  21 )
  22
  23 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes,
  24
  25         random_mix_pool_bytes,
  26
  27         TP_PROTO(int bytes, unsigned long IP),
  28
  29         TP_ARGS(bytes, IP)
  30 )
  31
  32 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes_nolock,
  33
  34         random_mix_pool_bytes_nolock,
  35
  36         TP_PROTO(int bytes, unsigned long IP),
  37
  38         TP_ARGS(bytes, IP)
  39 )
  40 #else
  41 LTTNG_TRACEPOINT_EVENT_CLASS(random__mix_pool_bytes,
  42         TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
  43
  44         TP_ARGS(pool_name, bytes, IP),
  45
  46         TP_FIELDS(
  47                 ctf_string(pool_name, pool_name)
  48                 ctf_integer(int, bytes, bytes)
  49                 ctf_integer_hex(unsigned long, IP, IP)
  50         )
  51 )
  52
  53 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes,
  54
  55         random_mix_pool_bytes,
  56
  57         TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
  58
  59         TP_ARGS(pool_name, bytes, IP)
  60 )
  61
  62 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__mix_pool_bytes, mix_pool_bytes_nolock,
  63
  64         random_mix_pool_bytes_nolock,
  65
  66         TP_PROTO(const char *pool_name, int bytes, unsigned long IP),
  67
  68         TP_ARGS(pool_name, bytes, IP)
  69 )
  70 #endif
  71
  72 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
  73 LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits,
  74
  75         random_credit_entropy_bits,
  76
  77         TP_PROTO(int bits, int entropy_count, unsigned long IP),
  78
  79         TP_ARGS(bits, entropy_count, IP),
  80
  81         TP_FIELDS(
  82                 ctf_integer(int, bits, bits)
  83                 ctf_integer(int, entropy_count, entropy_count)
  84                 ctf_integer_hex(unsigned long, IP, IP)
  85         )
  86 )
  87 #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,2,0))
  88 LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits,
  89
  90         random_credit_entropy_bits,
  91
  92         TP_PROTO(const char *pool_name, int bits, int entropy_count,
  93                  unsigned long IP),
  94
  95         TP_ARGS(pool_name, bits, entropy_count, IP),
  96
  97         TP_FIELDS(
  98                 ctf_string(pool_name, pool_name)
  99                 ctf_integer(int, bits, bits)
 100                 ctf_integer(int, entropy_count, entropy_count)
 101                 ctf_integer_hex(unsigned long, IP, IP)
 102         )
 103 )
 104 #else
 105 LTTNG_TRACEPOINT_EVENT_MAP(credit_entropy_bits,
 106
 107         random_credit_entropy_bits,
 108
 109         TP_PROTO(const char *pool_name, int bits, int entropy_count,
 110                  int entropy_total, unsigned long IP),
 111
 112         TP_ARGS(pool_name, bits, entropy_count, entropy_total, IP),
 113
 114         TP_FIELDS(
 115                 ctf_string(pool_name, pool_name)
 116                 ctf_integer(int, bits, bits)
 117                 ctf_integer(int, entropy_count, entropy_count)
 118                 ctf_integer(int, entropy_total, entropy_total)
 119                 ctf_integer_hex(unsigned long, IP, IP)
 120         )
 121 )
 122 #endif
 123
 124 LTTNG_TRACEPOINT_EVENT_MAP(get_random_bytes,
 125
 126         random_get_random_bytes,
 127
 128         TP_PROTO(int nbytes, unsigned long IP),
 129
 130         TP_ARGS(nbytes, IP),
 131
 132         TP_FIELDS(
 133                 ctf_integer(int, nbytes, nbytes)
 134                 ctf_integer_hex(unsigned long, IP, IP)
 135         )
 136 )
 137
 138 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,17,0))
 139 LTTNG_TRACEPOINT_EVENT_CLASS(random__extract_entropy,
 140         TP_PROTO(int nbytes, int entropy_count, unsigned long IP),
 141
 142         TP_ARGS(nbytes, entropy_count, IP),
 143
 144         TP_FIELDS(
 145                 ctf_integer(int, nbytes, nbytes)
 146                 ctf_integer(int, entropy_count, entropy_count)
 147                 ctf_integer_hex(unsigned long, IP, IP)
 148         )
 149 )
 150
 151
 152 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy,
 153
 154         random_extract_entropy,
 155
 156         TP_PROTO(int nbytes, int entropy_count, unsigned long IP),
 157
 158         TP_ARGS(nbytes, entropy_count, IP)
 159 )
 160
 161 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy_user,
 162
 163         random_extract_entropy_user,
 164
 165         TP_PROTO(int nbytes, int entropy_count, unsigned long IP),
 166
 167         TP_ARGS(nbytes, entropy_count, IP)
 168 )
 169 #else
 170 LTTNG_TRACEPOINT_EVENT_CLASS(random__extract_entropy,
 171         TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
 172                  unsigned long IP),
 173
 174         TP_ARGS(pool_name, nbytes, entropy_count, IP),
 175
 176         TP_FIELDS(
 177                 ctf_string(pool_name, pool_name)
 178                 ctf_integer(int, nbytes, nbytes)
 179                 ctf_integer(int, entropy_count, entropy_count)
 180                 ctf_integer_hex(unsigned long, IP, IP)
 181         )
 182 )
 183
 184
 185 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy,
 186
 187         random_extract_entropy,
 188
 189         TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
 190                  unsigned long IP),
 191
 192         TP_ARGS(pool_name, nbytes, entropy_count, IP)
 193 )
 194
 195 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(random__extract_entropy, extract_entropy_user,
 196
 197         random_extract_entropy_user,
 198
 199         TP_PROTO(const char *pool_name, int nbytes, int entropy_count,
 200                  unsigned long IP),
 201
 202         TP_ARGS(pool_name, nbytes, entropy_count, IP)
 203 )
 204 #endif
 205
 206
 207
 208 #endif /* LTTNG_TRACE_RANDOM_H */
 209
 210 /* This part must be outside protection */
 211 #include <lttng/define_trace.h>