1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 /* Stage 4 definitions for creating trace events */ 4 5 #define ALIGN_STRUCTFIELD(type) ((int)(offsetof(struct {char a; type b;}, b))) 6 7 #undef __field_ext 8 #define __field_ext(_type, _item, _filter_type) { \ 9 .type = #_type, .name = #_item, \ 10 .size = sizeof(_type), .align = ALIGN_STRUCTFIELD(_type), \ 11 .is_signed = is_signed_type(_type), .filter_type = _filter_type }, 12 13 #undef __field_struct_ext 14 #define __field_struct_ext(_type, _item, _filter_type) { \ 15 .type = #_type, .name = #_item, \ 16 .size = sizeof(_type), .align = ALIGN_STRUCTFIELD(_type), \ 17 0, .filter_type = _filter_type }, 18 19 #undef __field 20 #define __field(type, item) __field_ext(type, item, FILTER_OTHER) 21 22 #undef __field_struct 23 #define __field_struct(type, item) __field_struct_ext(type, item, FILTER_OTHER) 24 25 #undef __array 26 #define __array(_type, _item, _len) { \ 27 .type = #_type"["__stringify(_len)"]", .name = #_item, \ 28 .size = sizeof(_type[_len]), .align = ALIGN_STRUCTFIELD(_type), \ 29 .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, 30 31 #undef __dynamic_array 32 #define __dynamic_array(_type, _item, _len) { \ 33 .type = "__data_loc " #_type "[]", .name = #_item, \ 34 .size = 4, .align = 4, \ 35 .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, 36 37 #undef __string 38 #define __string(item, src) __dynamic_array(char, item, -1) 39 40 #undef __string_len 41 #define __string_len(item, src, len) __dynamic_array(char, item, -1) 42 43 #undef __vstring 44 #define __vstring(item, fmt, ap) __dynamic_array(char, item, -1) 45 46 #undef __bitmask 47 #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) 48 49 #undef __sockaddr 50 #define __sockaddr(field, len) __dynamic_array(u8, field, len) 51 52 #undef __rel_dynamic_array 53 #define __rel_dynamic_array(_type, _item, _len) { \ 54 .type = "__rel_loc " #_type "[]", .name = #_item, \ 55 .size = 4, .align = 4, \ 56 .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, 57 58 #undef __rel_string 59 #define __rel_string(item, src) __rel_dynamic_array(char, item, -1) 60 61 #undef __rel_string_len 62 #define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, -1) 63 64 #undef __rel_bitmask 65 #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) 66 67 #undef __rel_sockaddr 68 #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) 69