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