kernel/trace/trace_event_types.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM    ftrace
   3
   4 /*
   5  * We cheat and use the proto type field as the ID
   6  * and args as the entry type (minus 'struct')
   7  */
   8 TRACE_EVENT_FORMAT(function, TRACE_FN, ftrace_entry, ignore,
   9         TRACE_STRUCT(
  10                 TRACE_FIELD(unsigned long, ip, ip)
  11                 TRACE_FIELD(unsigned long, parent_ip, parent_ip)
  12         ),
  13         TP_RAW_FMT(" %lx <-- %lx")
  14 );
  15
  16 TRACE_EVENT_FORMAT(funcgraph_entry, TRACE_GRAPH_ENT,
  17                    ftrace_graph_ent_entry, ignore,
  18         TRACE_STRUCT(
  19                 TRACE_FIELD(unsigned long, graph_ent.func, func)
  20                 TRACE_FIELD(int, graph_ent.depth, depth)
  21         ),
  22         TP_RAW_FMT("--> %lx (%d)")
  23 );
  24
  25 TRACE_EVENT_FORMAT(funcgraph_exit, TRACE_GRAPH_RET,
  26                    ftrace_graph_ret_entry, ignore,
  27         TRACE_STRUCT(
  28                 TRACE_FIELD(unsigned long, ret.func, func)
  29                 TRACE_FIELD(int, ret.depth, depth)
  30         ),
  31         TP_RAW_FMT("<-- %lx (%d)")
  32 );
  33
  34 TRACE_EVENT_FORMAT(wakeup, TRACE_WAKE, ctx_switch_entry, ignore,
  35         TRACE_STRUCT(
  36                 TRACE_FIELD(unsigned int, prev_pid, prev_pid)
  37                 TRACE_FIELD(unsigned char, prev_prio, prev_prio)
  38                 TRACE_FIELD(unsigned char, prev_state, prev_state)
  39                 TRACE_FIELD(unsigned int, next_pid, next_pid)
  40                 TRACE_FIELD(unsigned char, next_prio, next_prio)
  41                 TRACE_FIELD(unsigned char, next_state, next_state)
  42                 TRACE_FIELD(unsigned int, next_cpu, next_cpu)
  43         ),
  44         TP_RAW_FMT("%u:%u:%u  ==+ %u:%u:%u [%03u]")
  45 );
  46
  47 TRACE_EVENT_FORMAT(context_switch, TRACE_CTX, ctx_switch_entry, ignore,
  48         TRACE_STRUCT(
  49                 TRACE_FIELD(unsigned int, prev_pid, prev_pid)
  50                 TRACE_FIELD(unsigned char, prev_prio, prev_prio)
  51                 TRACE_FIELD(unsigned char, prev_state, prev_state)
  52                 TRACE_FIELD(unsigned int, next_pid, next_pid)
  53                 TRACE_FIELD(unsigned char, next_prio, next_prio)
  54                 TRACE_FIELD(unsigned char, next_state, next_state)
  55                 TRACE_FIELD(unsigned int, next_cpu, next_cpu)
  56         ),
  57         TP_RAW_FMT("%u:%u:%u  ==+ %u:%u:%u [%03u]")
  58 );
  59
  60 TRACE_EVENT_FORMAT(special, TRACE_SPECIAL, special_entry, ignore,
  61         TRACE_STRUCT(
  62                 TRACE_FIELD(unsigned long, arg1, arg1)
  63                 TRACE_FIELD(unsigned long, arg2, arg2)
  64                 TRACE_FIELD(unsigned long, arg3, arg3)
  65         ),
  66         TP_RAW_FMT("(%08lx) (%08lx) (%08lx)")
  67 );
  68
  69 /*
  70  * Stack-trace entry:
  71  */
  72
  73 /* #define FTRACE_STACK_ENTRIES   8 */
  74
  75 TRACE_EVENT_FORMAT(kernel_stack, TRACE_STACK, stack_entry, ignore,
  76         TRACE_STRUCT(
  77                 TRACE_FIELD(unsigned long, caller[0], stack0)
  78                 TRACE_FIELD(unsigned long, caller[1], stack1)
  79                 TRACE_FIELD(unsigned long, caller[2], stack2)
  80                 TRACE_FIELD(unsigned long, caller[3], stack3)
  81                 TRACE_FIELD(unsigned long, caller[4], stack4)
  82                 TRACE_FIELD(unsigned long, caller[5], stack5)
  83                 TRACE_FIELD(unsigned long, caller[6], stack6)
  84                 TRACE_FIELD(unsigned long, caller[7], stack7)
  85         ),
  86         TP_RAW_FMT("\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n"
  87                  "\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n")
  88 );
  89
  90 TRACE_EVENT_FORMAT(user_stack, TRACE_USER_STACK, userstack_entry, ignore,
  91         TRACE_STRUCT(
  92                 TRACE_FIELD(unsigned long, caller[0], stack0)
  93                 TRACE_FIELD(unsigned long, caller[1], stack1)
  94                 TRACE_FIELD(unsigned long, caller[2], stack2)
  95                 TRACE_FIELD(unsigned long, caller[3], stack3)
  96                 TRACE_FIELD(unsigned long, caller[4], stack4)
  97                 TRACE_FIELD(unsigned long, caller[5], stack5)
  98                 TRACE_FIELD(unsigned long, caller[6], stack6)
  99                 TRACE_FIELD(unsigned long, caller[7], stack7)
 100         ),
 101         TP_RAW_FMT("\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n"
 102                  "\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n\t=> (%08lx)\n")
 103 );
 104
 105 TRACE_EVENT_FORMAT(bprint, TRACE_BPRINT, bprint_entry, ignore,
 106         TRACE_STRUCT(
 107                 TRACE_FIELD(unsigned long, ip, ip)
 108                 TRACE_FIELD(char *, fmt, fmt)
 109                 TRACE_FIELD_ZERO_CHAR(buf)
 110         ),
 111         TP_RAW_FMT("%08lx (%d) fmt:%p %s")
 112 );
 113
 114 TRACE_EVENT_FORMAT(print, TRACE_PRINT, print_entry, ignore,
 115         TRACE_STRUCT(
 116                 TRACE_FIELD(unsigned long, ip, ip)
 117                 TRACE_FIELD_ZERO_CHAR(buf)
 118         ),
 119         TP_RAW_FMT("%08lx (%d) fmt:%p %s")
 120 );
 121
 122 TRACE_EVENT_FORMAT(branch, TRACE_BRANCH, trace_branch, ignore,
 123         TRACE_STRUCT(
 124                 TRACE_FIELD(unsigned int, line, line)
 125                 TRACE_FIELD_SPECIAL(char func[TRACE_FUNC_SIZE+1], func, func)
 126                 TRACE_FIELD_SPECIAL(char file[TRACE_FUNC_SIZE+1], file, file)
 127                 TRACE_FIELD(char, correct, correct)
 128         ),
 129         TP_RAW_FMT("%u:%s:%s (%u)")
 130 );
 131
 132 TRACE_EVENT_FORMAT(hw_branch, TRACE_HW_BRANCHES, hw_branch_entry, ignore,
 133         TRACE_STRUCT(
 134                 TRACE_FIELD(u64, from, from)
 135                 TRACE_FIELD(u64, to, to)
 136         ),
 137         TP_RAW_FMT("from: %llx to: %llx")
 138 );
 139
 140 TRACE_EVENT_FORMAT(power, TRACE_POWER, trace_power, ignore,
 141         TRACE_STRUCT(
 142                 TRACE_FIELD(ktime_t, state_data.stamp, stamp)
 143                 TRACE_FIELD(ktime_t, state_data.end, end)
 144                 TRACE_FIELD(int, state_data.type, type)
 145                 TRACE_FIELD(int, state_data.state, state)
 146         ),
 147         TP_RAW_FMT("%llx->%llx type:%u state:%u")
 148 );
 149
 150 TRACE_EVENT_FORMAT(kmem_alloc, TRACE_KMEM_ALLOC, kmemtrace_alloc_entry, ignore,
 151         TRACE_STRUCT(
 152                 TRACE_FIELD(enum kmemtrace_type_id, type_id, type_id)
 153                 TRACE_FIELD(unsigned long, call_site, call_site)
 154                 TRACE_FIELD(const void *, ptr, ptr)
 155                 TRACE_FIELD(size_t, bytes_req, bytes_req)
 156                 TRACE_FIELD(size_t, bytes_alloc, bytes_alloc)
 157                 TRACE_FIELD(gfp_t, gfp_flags, gfp_flags)
 158                 TRACE_FIELD(int, node, node)
 159         ),
 160         TP_RAW_FMT("type:%u call_site:%lx ptr:%p req:%lu alloc:%lu"
 161                  " flags:%x node:%d")
 162 );
 163
 164 TRACE_EVENT_FORMAT(kmem_free, TRACE_KMEM_FREE, kmemtrace_free_entry, ignore,
 165         TRACE_STRUCT(
 166                 TRACE_FIELD(enum kmemtrace_type_id, type_id, type_id)
 167                 TRACE_FIELD(unsigned long, call_site, call_site)
 168                 TRACE_FIELD(const void *, ptr, ptr)
 169         ),
 170         TP_RAW_FMT("type:%u call_site:%lx ptr:%p")
 171 );
 172
 173 #undef TRACE_SYSTEM