1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 /* Stage 6 definitions for creating trace events */ 4 5 #undef __entry 6 #define __entry entry 7 8 #undef __field 9 #define __field(type, item) 10 11 #undef __field_struct 12 #define __field_struct(type, item) 13 14 #undef __array 15 #define __array(type, item, len) 16 17 #undef __dynamic_array 18 #define __dynamic_array(type, item, len) \ 19 __entry->__data_loc_##item = __data_offsets.item; 20 21 #undef __string 22 #define __string(item, src) __dynamic_array(char, item, -1) 23 24 #undef __string_len 25 #define __string_len(item, src, len) __dynamic_array(char, item, -1) 26 27 #undef __assign_str 28 #define __assign_str(dst, src) \ 29 strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)"); 30 31 #undef __assign_str_len 32 #define __assign_str_len(dst, src, len) \ 33 do { \ 34 memcpy(__get_str(dst), (src), (len)); \ 35 __get_str(dst)[len] = '\0'; \ 36 } while(0) 37 38 #undef __bitmask 39 #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) 40 41 #undef __get_bitmask 42 #define __get_bitmask(field) (char *)__get_dynamic_array(field) 43 44 #undef __assign_bitmask 45 #define __assign_bitmask(dst, src, nr_bits) \ 46 memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) 47 48 #undef __sockaddr 49 #define __sockaddr(field, len) __dynamic_array(u8, field, len) 50 51 #undef __get_sockaddr 52 #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) 53 54 #undef __assign_sockaddr 55 #define __assign_sockaddr(dest, src, len) \ 56 memcpy(__get_dynamic_array(dest), src, len) 57 58 #undef __rel_dynamic_array 59 #define __rel_dynamic_array(type, item, len) \ 60 __entry->__rel_loc_##item = __data_offsets.item; 61 62 #undef __rel_string 63 #define __rel_string(item, src) __rel_dynamic_array(char, item, -1) 64 65 #undef __rel_string_len 66 #define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, -1) 67 68 #undef __assign_rel_str 69 #define __assign_rel_str(dst, src) \ 70 strcpy(__get_rel_str(dst), (src) ? (const char *)(src) : "(null)"); 71 72 #undef __assign_rel_str_len 73 #define __assign_rel_str_len(dst, src, len) \ 74 do { \ 75 memcpy(__get_rel_str(dst), (src), (len)); \ 76 __get_rel_str(dst)[len] = '\0'; \ 77 } while (0) 78 79 #undef __rel_bitmask 80 #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) 81 82 #undef __get_rel_bitmask 83 #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field) 84 85 #undef __assign_rel_bitmask 86 #define __assign_rel_bitmask(dst, src, nr_bits) \ 87 memcpy(__get_rel_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) 88 89 #undef __rel_sockaddr 90 #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) 91 92 #undef __get_rel_sockaddr 93 #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field)) 94 95 #undef __assign_rel_sockaddr 96 #define __assign_rel_sockaddr(dest, src, len) \ 97 memcpy(__get_rel_dynamic_array(dest), src, len) 98 99 #undef TP_fast_assign 100 #define TP_fast_assign(args...) args 101 102 #undef __perf_count 103 #define __perf_count(c) (c) 104 105 #undef __perf_task 106 #define __perf_task(t) (t) 107