stages/stage3_trace_output.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2
   3 /* Stage 3 definitions for creating trace events */
   4
   5 #undef __entry
   6 #define __entry field
   7
   8 #undef TP_printk
   9 #define TP_printk(fmt, args...) fmt "\n", args
  10
  11 #undef __get_dynamic_array
  12 #define __get_dynamic_array(field)      \
  13                 ((void *)__entry + (__entry->__data_loc_##field & 0xffff))
  14
  15 #undef __get_dynamic_array_len
  16 #define __get_dynamic_array_len(field)  \
  17                 ((__entry->__data_loc_##field >> 16) & 0xffff)
  18
  19 #undef __get_str
  20 #define __get_str(field) ((char *)__get_dynamic_array(field))
  21
  22 #undef __get_rel_dynamic_array
  23 #define __get_rel_dynamic_array(field)                                  \
  24                 ((void *)__entry +                                      \
  25                  offsetof(typeof(*__entry), __rel_loc_##field) +        \
  26                  sizeof(__entry->__rel_loc_##field) +                   \
  27                  (__entry->__rel_loc_##field & 0xffff))
  28
  29 #undef __get_rel_dynamic_array_len
  30 #define __get_rel_dynamic_array_len(field)      \
  31                 ((__entry->__rel_loc_##field >> 16) & 0xffff)
  32
  33 #undef __get_rel_str
  34 #define __get_rel_str(field) ((char *)__get_rel_dynamic_array(field))
  35
  36 #undef __get_bitmask
  37 #define __get_bitmask(field)                                            \
  38         ({                                                              \
  39                 void *__bitmask = __get_dynamic_array(field);           \
  40                 unsigned int __bitmask_size;                            \
  41                 __bitmask_size = __get_dynamic_array_len(field);        \
  42                 trace_print_bitmask_seq(p, __bitmask, __bitmask_size);  \
  43         })
  44
  45 #undef __get_cpumask
  46 #define __get_cpumask(field) __get_bitmask(field)
  47
  48 #undef __get_rel_bitmask
  49 #define __get_rel_bitmask(field)                                                \
  50         ({                                                              \
  51                 void *__bitmask = __get_rel_dynamic_array(field);               \
  52                 unsigned int __bitmask_size;                            \
  53                 __bitmask_size = __get_rel_dynamic_array_len(field);    \
  54                 trace_print_bitmask_seq(p, __bitmask, __bitmask_size);  \
  55         })
  56
  57 #undef __get_rel_cpumask
  58 #define __get_rel_cpumask(field) __get_rel_bitmask(field)
  59
  60 #undef __get_sockaddr
  61 #define __get_sockaddr(field)   ((struct sockaddr *)__get_dynamic_array(field))
  62
  63 #undef __get_rel_sockaddr
  64 #define __get_rel_sockaddr(field)       ((struct sockaddr *)__get_rel_dynamic_array(field))
  65
  66 #undef __print_flags
  67 #define __print_flags(flag, delim, flag_array...)                       \
  68         ({                                                              \
  69                 static const struct trace_print_flags __flags[] =       \
  70                         { flag_array, { -1, NULL }};                    \
  71                 trace_print_flags_seq(p, delim, flag, __flags); \
  72         })
  73
  74 #undef __print_symbolic
  75 #define __print_symbolic(value, symbol_array...)                        \
  76         ({                                                              \
  77                 static const struct trace_print_flags symbols[] =       \
  78                         { symbol_array, { -1, NULL }};                  \
  79                 trace_print_symbols_seq(p, value, symbols);             \
  80         })
  81
  82 #undef __print_flags_u64
  83 #undef __print_symbolic_u64
  84 #if BITS_PER_LONG == 32
  85 #define __print_flags_u64(flag, delim, flag_array...)                   \
  86         ({                                                              \
  87                 static const struct trace_print_flags_u64 __flags[] =   \
  88                         { flag_array, { -1, NULL } };                   \
  89                 trace_print_flags_seq_u64(p, delim, flag, __flags);     \
  90         })
  91
  92 #define __print_symbolic_u64(value, symbol_array...)                    \
  93         ({                                                              \
  94                 static const struct trace_print_flags_u64 symbols[] =   \
  95                         { symbol_array, { -1, NULL } };                 \
  96                 trace_print_symbols_seq_u64(p, value, symbols); \
  97         })
  98 #else
  99 #define __print_flags_u64(flag, delim, flag_array...)                   \
 100                         __print_flags(flag, delim, flag_array)
 101
 102 #define __print_symbolic_u64(value, symbol_array...)                    \
 103                         __print_symbolic(value, symbol_array)
 104 #endif
 105
 106 #undef __print_hex
 107 #define __print_hex(buf, buf_len)                                       \
 108         trace_print_hex_seq(p, buf, buf_len, false)
 109
 110 #undef __print_hex_str
 111 #define __print_hex_str(buf, buf_len)                                   \
 112         trace_print_hex_seq(p, buf, buf_len, true)
 113
 114 #undef __print_array
 115 #define __print_array(array, count, el_size)                            \
 116         ({                                                              \
 117                 BUILD_BUG_ON(el_size != 1 && el_size != 2 &&            \
 118                              el_size != 4 && el_size != 8);             \
 119                 trace_print_array_seq(p, array, count, el_size);        \
 120         })
 121
 122 #undef __print_hex_dump
 123 #define __print_hex_dump(prefix_str, prefix_type,                       \
 124                          rowsize, groupsize, buf, len, ascii)           \
 125         trace_print_hex_dump_seq(p, prefix_str, prefix_type,            \
 126                                  rowsize, groupsize, buf, len, ascii)
 127
 128 #undef __print_ns_to_secs
 129 #define __print_ns_to_secs(value)                       \
 130         ({                                              \
 131                 u64 ____val = (u64)(value);             \
 132                 do_div(____val, NSEC_PER_SEC);          \
 133                 ____val;                                \
 134         })
 135
 136 #undef __print_ns_without_secs
 137 #define __print_ns_without_secs(value)                  \
 138         ({                                              \
 139                 u64 ____val = (u64)(value);             \
 140                 (u32) do_div(____val, NSEC_PER_SEC);    \
 141         })
 142
 143 #undef __get_buf
 144 #define __get_buf(len)          trace_seq_acquire(p, (len))