1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | |
3 | /* Stage 6 definitions for creating trace events */ |
4 | |
5 | /* Reuse some of the stage 3 macros */ |
6 | #include "stage3_trace_output.h" |
7 | |
8 | #undef __entry |
9 | #define __entry entry |
10 | |
11 | #undef __field |
12 | #define __field(type, item) |
13 | |
14 | #undef __field_struct |
15 | #define __field_struct(type, item) |
16 | |
17 | #undef __array |
18 | #define __array(type, item, len) |
19 | |
20 | #undef __dynamic_array |
21 | #define __dynamic_array(type, item, len) \ |
22 | __entry->__data_loc_##item = __data_offsets.item; |
23 | |
24 | #undef __string |
25 | #define __string(item, src) __dynamic_array(char, item, -1) |
26 | |
27 | #undef __string_len |
28 | #define __string_len(item, src, len) __dynamic_array(char, item, -1) |
29 | |
30 | #undef __vstring |
31 | #define __vstring(item, fmt, ap) __dynamic_array(char, item, -1) |
32 | |
33 | #undef __assign_str |
34 | #define __assign_str(dst, src) \ |
35 | do { \ |
36 | char *__str__ = __get_str(dst); \ |
37 | int __len__ = __get_dynamic_array_len(dst) - 1; \ |
38 | WARN_ON_ONCE(!(void *)(src) != !(void *)__data_offsets.dst##_ptr_); \ |
39 | WARN_ON_ONCE((src) && strcmp((src), __data_offsets.dst##_ptr_)); \ |
40 | memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ |
41 | EVENT_NULL_STR, __len__); \ |
42 | __str__[__len__] = '\0'; \ |
43 | } while (0) |
44 | |
45 | #undef __assign_vstr |
46 | #define __assign_vstr(dst, fmt, va) \ |
47 | do { \ |
48 | va_list __cp_va; \ |
49 | va_copy(__cp_va, *(va)); \ |
50 | vsnprintf(__get_str(dst), TRACE_EVENT_STR_MAX, fmt, __cp_va); \ |
51 | va_end(__cp_va); \ |
52 | } while (0) |
53 | |
54 | #undef __bitmask |
55 | #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) |
56 | |
57 | #undef __get_bitmask |
58 | #define __get_bitmask(field) (char *)__get_dynamic_array(field) |
59 | |
60 | #undef __assign_bitmask |
61 | #define __assign_bitmask(dst, src, nr_bits) \ |
62 | memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) |
63 | |
64 | #undef __cpumask |
65 | #define __cpumask(item) __dynamic_array(unsigned long, item, -1) |
66 | |
67 | #undef __get_cpumask |
68 | #define __get_cpumask(field) (char *)__get_dynamic_array(field) |
69 | |
70 | #undef __assign_cpumask |
71 | #define __assign_cpumask(dst, src) \ |
72 | memcpy(__get_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) |
73 | |
74 | #undef __sockaddr |
75 | #define __sockaddr(field, len) __dynamic_array(u8, field, len) |
76 | |
77 | #undef __get_sockaddr |
78 | #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) |
79 | |
80 | #undef __assign_sockaddr |
81 | #define __assign_sockaddr(dest, src, len) \ |
82 | memcpy(__get_dynamic_array(dest), src, len) |
83 | |
84 | #undef __rel_dynamic_array |
85 | #define __rel_dynamic_array(type, item, len) \ |
86 | __entry->__rel_loc_##item = __data_offsets.item; |
87 | |
88 | #undef __rel_string |
89 | #define __rel_string(item, src) __rel_dynamic_array(char, item, -1) |
90 | |
91 | #undef __rel_string_len |
92 | #define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, -1) |
93 | |
94 | #undef __assign_rel_str |
95 | #define __assign_rel_str(dst) \ |
96 | do { \ |
97 | char *__str__ = __get_rel_str(dst); \ |
98 | int __len__ = __get_rel_dynamic_array_len(dst) - 1; \ |
99 | memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ |
100 | EVENT_NULL_STR, __len__); \ |
101 | __str__[__len__] = '\0'; \ |
102 | } while (0) |
103 | |
104 | #undef __rel_bitmask |
105 | #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) |
106 | |
107 | #undef __get_rel_bitmask |
108 | #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field) |
109 | |
110 | #undef __assign_rel_bitmask |
111 | #define __assign_rel_bitmask(dst, src, nr_bits) \ |
112 | memcpy(__get_rel_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) |
113 | |
114 | #undef __rel_cpumask |
115 | #define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) |
116 | |
117 | #undef __get_rel_cpumask |
118 | #define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) |
119 | |
120 | #undef __assign_rel_cpumask |
121 | #define __assign_rel_cpumask(dst, src) \ |
122 | memcpy(__get_rel_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) |
123 | |
124 | #undef __rel_sockaddr |
125 | #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) |
126 | |
127 | #undef __get_rel_sockaddr |
128 | #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field)) |
129 | |
130 | #undef __assign_rel_sockaddr |
131 | #define __assign_rel_sockaddr(dest, src, len) \ |
132 | memcpy(__get_rel_dynamic_array(dest), src, len) |
133 | |
134 | #undef TP_fast_assign |
135 | #define TP_fast_assign(args...) args |
136 | |
137 | #undef __perf_count |
138 | #define __perf_count(c) (c) |
139 | |
140 | #undef __perf_task |
141 | #define __perf_task(t) (t) |
142 | |