/* SPDX-License-Identifier: GPL-2.0 */ /* Stage 5 definitions for creating trace events */ /* * remember the offset of each array from the beginning of the event. */ #undef __entry #define __entry … #ifndef __STAGE5_STRING_SRC_H #define __STAGE5_STRING_SRC_H static inline const char *__string_src(const char *str) { … } #endif /* __STAGE5_STRING_SRC_H */ /* * Fields should never declare an array: i.e. __field(int, arr[5]) * If they do, it will cause issues in parsing and possibly corrupt the * events. To prevent that from happening, test the sizeof() a fictitious * type called "struct _test_no_array_##item" which will fail if "item" * contains array elements (like "arr[5]"). * * If you hit this, use __array(int, arr, 5) instead. */ #undef __field #define __field(type, item) … #undef __field_ext #define __field_ext(type, item, filter_type) … #undef __field_struct #define __field_struct(type, item) … #undef __field_struct_ext #define __field_struct_ext(type, item, filter_type) … #undef __array #define __array(type, item, len) … #undef __dynamic_array #define __dynamic_array(type, item, len) … #undef __string #define __string(item, src) … #undef __string_len #define __string_len(item, src, len) … #undef __vstring #define __vstring(item, fmt, ap) … #undef __rel_dynamic_array #define __rel_dynamic_array(type, item, len) … #undef __rel_string #define __rel_string(item, src) … #undef __rel_string_len #define __rel_string_len(item, src, len) … /* * __bitmask_size_in_bytes_raw is the number of bytes needed to hold * num_possible_cpus(). */ #define __bitmask_size_in_bytes_raw(nr_bits) … #define __bitmask_size_in_longs(nr_bits) … /* * __bitmask_size_in_bytes is the number of bytes needed to hold * num_possible_cpus() padded out to the nearest long. This is what * is saved in the buffer, just to be consistent. */ #define __bitmask_size_in_bytes(nr_bits) … #undef __bitmask #define __bitmask(item, nr_bits) … #undef __cpumask #define __cpumask(item) … #undef __rel_bitmask #define __rel_bitmask(item, nr_bits) … #undef __rel_cpumask #define __rel_cpumask(item) … #undef __sockaddr #define __sockaddr(field, len) … #undef __rel_sockaddr #define __rel_sockaddr(field, len) …
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