/* SPDX-License-Identifier: GPL-2.0 */ /* Stage 6 definitions for creating trace events */ /* Reuse some of the stage 3 macros */ #include "stage3_trace_output.h" #undef __entry #define __entry entry #undef __field #define __field(type, item) #undef __field_struct #define __field_struct(type, item) #undef __array #define __array(type, item, len) #undef __dynamic_array #define __dynamic_array(type, item, len) \ __entry->__data_loc_##item = __data_offsets.item; #undef __string #define __string(item, src) __dynamic_array(char, item, -1) #undef __string_len #define __string_len(item, src, len) __dynamic_array(char, item, -1) #undef __vstring #define __vstring(item, fmt, ap) __dynamic_array(char, item, -1) #undef __assign_str #define __assign_str(dst, src) \ do { \ char *__str__ = __get_str(dst); \ int __len__ = __get_dynamic_array_len(dst) - 1; \ WARN_ON_ONCE(!(void *)(src) != !(void *)__data_offsets.dst##_ptr_); \ WARN_ON_ONCE((src) && strcmp((src), __data_offsets.dst##_ptr_)); \ memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ EVENT_NULL_STR, __len__); \ __str__[__len__] = '\0'; \ } while (0) #undef __assign_vstr #define __assign_vstr(dst, fmt, va) \ do { \ va_list __cp_va; \ va_copy(__cp_va, *(va)); \ vsnprintf(__get_str(dst), TRACE_EVENT_STR_MAX, fmt, __cp_va); \ va_end(__cp_va); \ } while (0) #undef __bitmask #define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) #undef __get_bitmask #define __get_bitmask(field) (char *)__get_dynamic_array(field) #undef __assign_bitmask #define __assign_bitmask(dst, src, nr_bits) \ memcpy(__get_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) #undef __cpumask #define __cpumask(item) __dynamic_array(unsigned long, item, -1) #undef __get_cpumask #define __get_cpumask(field) (char *)__get_dynamic_array(field) #undef __assign_cpumask #define __assign_cpumask(dst, src) \ memcpy(__get_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) #undef __sockaddr #define __sockaddr(field, len) __dynamic_array(u8, field, len) #undef __get_sockaddr #define __get_sockaddr(field) ((struct sockaddr *)__get_dynamic_array(field)) #undef __assign_sockaddr #define __assign_sockaddr(dest, src, len) \ memcpy(__get_dynamic_array(dest), src, len) #undef __rel_dynamic_array #define __rel_dynamic_array(type, item, len) \ __entry->__rel_loc_##item = __data_offsets.item; #undef __rel_string #define __rel_string(item, src) __rel_dynamic_array(char, item, -1) #undef __rel_string_len #define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, -1) #undef __assign_rel_str #define __assign_rel_str(dst) \ do { \ char *__str__ = __get_rel_str(dst); \ int __len__ = __get_rel_dynamic_array_len(dst) - 1; \ memcpy(__str__, __data_offsets.dst##_ptr_ ? : \ EVENT_NULL_STR, __len__); \ __str__[__len__] = '\0'; \ } while (0) #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) #undef __get_rel_bitmask #define __get_rel_bitmask(field) (char *)__get_rel_dynamic_array(field) #undef __assign_rel_bitmask #define __assign_rel_bitmask(dst, src, nr_bits) \ memcpy(__get_rel_bitmask(dst), (src), __bitmask_size_in_bytes(nr_bits)) #undef __rel_cpumask #define __rel_cpumask(item) __rel_dynamic_array(unsigned long, item, -1) #undef __get_rel_cpumask #define __get_rel_cpumask(field) (char *)__get_rel_dynamic_array(field) #undef __assign_rel_cpumask #define __assign_rel_cpumask(dst, src) \ memcpy(__get_rel_cpumask(dst), (src), __bitmask_size_in_bytes(nr_cpumask_bits)) #undef __rel_sockaddr #define __rel_sockaddr(field, len) __rel_dynamic_array(u8, field, len) #undef __get_rel_sockaddr #define __get_rel_sockaddr(field) ((struct sockaddr *)__get_rel_dynamic_array(field)) #undef __assign_rel_sockaddr #define __assign_rel_sockaddr(dest, src, len) \ memcpy(__get_rel_dynamic_array(dest), src, len) #undef TP_fast_assign #define TP_fast_assign(args...) args #undef __perf_count #define __perf_count(c) (c) #undef __perf_task #define __perf_task(t) (t)