diff options
Diffstat (limited to 'include/trace/trace_events.h')
| -rw-r--r-- | include/trace/trace_events.h | 499 |
1 files changed, 8 insertions, 491 deletions
diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h index 3d29919045af..8a8cd66cc6d5 100644 --- a/include/trace/trace_events.h +++ b/include/trace/trace_events.h @@ -24,42 +24,7 @@ #define TRACE_SYSTEM_VAR TRACE_SYSTEM #endif -#define __app__(x, y) str__##x##y -#define __app(x, y) __app__(x, y) - -#define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) - -#define TRACE_MAKE_SYSTEM_STR() \ - static const char TRACE_SYSTEM_STRING[] = \ - __stringify(TRACE_SYSTEM) - -TRACE_MAKE_SYSTEM_STR(); - -#undef TRACE_DEFINE_ENUM -#define TRACE_DEFINE_ENUM(a) \ - static struct trace_eval_map __used __initdata \ - __##TRACE_SYSTEM##_##a = \ - { \ - .system = TRACE_SYSTEM_STRING, \ - .eval_string = #a, \ - .eval_value = a \ - }; \ - static struct trace_eval_map __used \ - __section("_ftrace_eval_map") \ - *TRACE_SYSTEM##_##a = &__##TRACE_SYSTEM##_##a - -#undef TRACE_DEFINE_SIZEOF -#define TRACE_DEFINE_SIZEOF(a) \ - static struct trace_eval_map __used __initdata \ - __##TRACE_SYSTEM##_##a = \ - { \ - .system = TRACE_SYSTEM_STRING, \ - .eval_string = "sizeof(" #a ")", \ - .eval_value = sizeof(a) \ - }; \ - static struct trace_eval_map __used \ - __section("_ftrace_eval_map") \ - *TRACE_SYSTEM##_##a = &__##TRACE_SYSTEM##_##a +#include "stages/init.h" /* * DECLARE_EVENT_CLASS can be used to add a generic function @@ -80,48 +45,7 @@ TRACE_MAKE_SYSTEM_STR(); PARAMS(print)); \ DEFINE_EVENT(name, name, PARAMS(proto), PARAMS(args)); - -#undef __field -#define __field(type, item) type item; - -#undef __field_ext -#define __field_ext(type, item, filter_type) type item; - -#undef __field_struct -#define __field_struct(type, item) type item; - -#undef __field_struct_ext -#define __field_struct_ext(type, item, filter_type) type item; - -#undef __array -#define __array(type, item, len) type item[len]; - -#undef __dynamic_array -#define __dynamic_array(type, item, len) u32 __data_loc_##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 __bitmask -#define __bitmask(item, nr_bits) __dynamic_array(char, item, -1) - -#undef __rel_dynamic_array -#define __rel_dynamic_array(type, item, len) u32 __rel_loc_##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 __rel_bitmask -#define __rel_bitmask(item, nr_bits) __rel_dynamic_array(char, item, -1) - -#undef TP_STRUCT__entry -#define TP_STRUCT__entry(args...) args +#include "stages/stage1_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(name, proto, args, tstruct, assign, print) \ @@ -185,50 +109,7 @@ TRACE_MAKE_SYSTEM_STR(); * The size of an array is also encoded, in the higher 16 bits of <item>. */ -#undef TRACE_DEFINE_ENUM -#define TRACE_DEFINE_ENUM(a) - -#undef TRACE_DEFINE_SIZEOF -#define TRACE_DEFINE_SIZEOF(a) - -#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) u32 item; - -#undef __string -#define __string(item, src) __dynamic_array(char, item, -1) - -#undef __bitmask -#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) - -#undef __string_len -#define __string_len(item, src, len) __dynamic_array(char, item, -1) - -#undef __rel_dynamic_array -#define __rel_dynamic_array(type, item, len) u32 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 __rel_bitmask -#define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) +#include "stages/stage2_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ @@ -300,131 +181,7 @@ TRACE_MAKE_SYSTEM_STR(); * in binary. */ -#undef __entry -#define __entry field - -#undef TP_printk -#define TP_printk(fmt, args...) fmt "\n", args - -#undef __get_dynamic_array -#define __get_dynamic_array(field) \ - ((void *)__entry + (__entry->__data_loc_##field & 0xffff)) - -#undef __get_dynamic_array_len -#define __get_dynamic_array_len(field) \ - ((__entry->__data_loc_##field >> 16) & 0xffff) - -#undef __get_str -#define __get_str(field) ((char *)__get_dynamic_array(field)) - -#undef __get_rel_dynamic_array -#define __get_rel_dynamic_array(field) \ - ((void *)__entry + \ - offsetof(typeof(*__entry), __rel_loc_##field) + \ - sizeof(__entry->__rel_loc_##field) + \ - (__entry->__rel_loc_##field & 0xffff)) - -#undef __get_rel_dynamic_array_len -#define __get_rel_dynamic_array_len(field) \ - ((__entry->__rel_loc_##field >> 16) & 0xffff) - -#undef __get_rel_str -#define __get_rel_str(field) ((char *)__get_rel_dynamic_array(field)) - -#undef __get_bitmask -#define __get_bitmask(field) \ - ({ \ - void *__bitmask = __get_dynamic_array(field); \ - unsigned int __bitmask_size; \ - __bitmask_size = __get_dynamic_array_len(field); \ - trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ - }) - -#undef __get_rel_bitmask -#define __get_rel_bitmask(field) \ - ({ \ - void *__bitmask = __get_rel_dynamic_array(field); \ - unsigned int __bitmask_size; \ - __bitmask_size = __get_rel_dynamic_array_len(field); \ - trace_print_bitmask_seq(p, __bitmask, __bitmask_size); \ - }) - -#undef __print_flags -#define __print_flags(flag, delim, flag_array...) \ - ({ \ - static const struct trace_print_flags __flags[] = \ - { flag_array, { -1, NULL }}; \ - trace_print_flags_seq(p, delim, flag, __flags); \ - }) - -#undef __print_symbolic -#define __print_symbolic(value, symbol_array...) \ - ({ \ - static const struct trace_print_flags symbols[] = \ - { symbol_array, { -1, NULL }}; \ - trace_print_symbols_seq(p, value, symbols); \ - }) - -#undef __print_flags_u64 -#undef __print_symbolic_u64 -#if BITS_PER_LONG == 32 -#define __print_flags_u64(flag, delim, flag_array...) \ - ({ \ - static const struct trace_print_flags_u64 __flags[] = \ - { flag_array, { -1, NULL } }; \ - trace_print_flags_seq_u64(p, delim, flag, __flags); \ - }) - -#define __print_symbolic_u64(value, symbol_array...) \ - ({ \ - static const struct trace_print_flags_u64 symbols[] = \ - { symbol_array, { -1, NULL } }; \ - trace_print_symbols_seq_u64(p, value, symbols); \ - }) -#else -#define __print_flags_u64(flag, delim, flag_array...) \ - __print_flags(flag, delim, flag_array) - -#define __print_symbolic_u64(value, symbol_array...) \ - __print_symbolic(value, symbol_array) -#endif - -#undef __print_hex -#define __print_hex(buf, buf_len) \ - trace_print_hex_seq(p, buf, buf_len, false) - -#undef __print_hex_str -#define __print_hex_str(buf, buf_len) \ - trace_print_hex_seq(p, buf, buf_len, true) - -#undef __print_array -#define __print_array(array, count, el_size) \ - ({ \ - BUILD_BUG_ON(el_size != 1 && el_size != 2 && \ - el_size != 4 && el_size != 8); \ - trace_print_array_seq(p, array, count, el_size); \ - }) - -#undef __print_hex_dump -#define __print_hex_dump(prefix_str, prefix_type, \ - rowsize, groupsize, buf, len, ascii) \ - trace_print_hex_dump_seq(p, prefix_str, prefix_type, \ - rowsize, groupsize, buf, len, ascii) - -#undef __print_ns_to_secs -#define __print_ns_to_secs(value) \ - ({ \ - u64 ____val = (u64)(value); \ - do_div(____val, NSEC_PER_SEC); \ - ____val; \ - }) - -#undef __print_ns_without_secs -#define __print_ns_without_secs(value) \ - ({ \ - u64 ____val = (u64)(value); \ - (u32) do_div(____val, NSEC_PER_SEC); \ - }) +#include "stages/stage3_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ @@ -479,59 +236,7 @@ static struct trace_event_functions trace_event_type_funcs_##call = { \ #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) -#undef __field_ext -#define __field_ext(_type, _item, _filter_type) { \ - .type = #_type, .name = #_item, \ - .size = sizeof(_type), .align = __alignof__(_type), \ - .is_signed = is_signed_type(_type), .filter_type = _filter_type }, - -#undef __field_struct_ext -#define __field_struct_ext(_type, _item, _filter_type) { \ - .type = #_type, .name = #_item, \ - .size = sizeof(_type), .align = __alignof__(_type), \ - 0, .filter_type = _filter_type }, - -#undef __field -#define __field(type, item) __field_ext(type, item, FILTER_OTHER) - -#undef __field_struct -#define __field_struct(type, item) __field_struct_ext(type, item, FILTER_OTHER) - -#undef __array -#define __array(_type, _item, _len) { \ - .type = #_type"["__stringify(_len)"]", .name = #_item, \ - .size = sizeof(_type[_len]), .align = __alignof__(_type), \ - .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, - -#undef __dynamic_array -#define __dynamic_array(_type, _item, _len) { \ - .type = "__data_loc " #_type "[]", .name = #_item, \ - .size = 4, .align = 4, \ - .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, - -#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 __bitmask -#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, -1) - -#undef __rel_dynamic_array -#define __rel_dynamic_array(_type, _item, _len) { \ - .type = "__rel_loc " #_type "[]", .name = #_item, \ - .size = 4, .align = 4, \ - .is_signed = is_signed_type(_type), .filter_type = FILTER_OTHER }, - -#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 __rel_bitmask -#define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, -1) +#include "stages/stage4_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, func, print) \ @@ -544,85 +249,7 @@ static struct trace_event_fields trace_event_fields_##call[] = { \ #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) -/* - * remember the offset of each array from the beginning of the event. - */ - -#undef __entry -#define __entry entry - -#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) \ - __item_length = (len) * sizeof(type); \ - __data_offsets->item = __data_size + \ - offsetof(typeof(*entry), __data); \ - __data_offsets->item |= __item_length << 16; \ - __data_size += __item_length; - -#undef __string -#define __string(item, src) __dynamic_array(char, item, \ - strlen((src) ? (const char *)(src) : "(null)") + 1) - -#undef __string_len -#define __string_len(item, src, len) __dynamic_array(char, item, (len) + 1) - -#undef __rel_dynamic_array -#define __rel_dynamic_array(type, item, len) \ - __item_length = (len) * sizeof(type); \ - __data_offsets->item = __data_size + \ - offsetof(typeof(*entry), __data) - \ - offsetof(typeof(*entry), __rel_loc_##item) - \ - sizeof(u32); \ - __data_offsets->item |= __item_length << 16; \ - __data_size += __item_length; - -#undef __rel_string -#define __rel_string(item, src) __rel_dynamic_array(char, item, \ - strlen((src) ? (const char *)(src) : "(null)") + 1) - -#undef __rel_string_len -#define __rel_string_len(item, src, len) __rel_dynamic_array(char, item, (len) + 1) -/* - * __bitmask_size_in_bytes_raw is the number of bytes needed to hold - * num_possible_cpus(). - */ -#define __bitmask_size_in_bytes_raw(nr_bits) \ - (((nr_bits) + 7) / 8) - -#define __bitmask_size_in_longs(nr_bits) \ - ((__bitmask_size_in_bytes_raw(nr_bits) + \ - ((BITS_PER_LONG / 8) - 1)) / (BITS_PER_LONG / 8)) - -/* - * __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) \ - (__bitmask_size_in_longs(nr_bits) * (BITS_PER_LONG / 8)) - -#undef __bitmask -#define __bitmask(item, nr_bits) __dynamic_array(unsigned long, item, \ - __bitmask_size_in_longs(nr_bits)) - -#undef __rel_bitmask -#define __rel_bitmask(item, nr_bits) __rel_dynamic_array(unsigned long, item, \ - __bitmask_size_in_longs(nr_bits)) +#include "stages/stage5_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ @@ -745,88 +372,7 @@ static inline notrace int trace_event_get_offsets_##call( \ #define _TRACE_PERF_INIT(call) #endif /* CONFIG_PERF_EVENTS */ -#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 __assign_str -#define __assign_str(dst, src) \ - strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)"); - -#undef __assign_str_len -#define __assign_str_len(dst, src, len) \ - do { \ - memcpy(__get_str(dst), (src), (len)); \ - __get_str(dst)[len] = '\0'; \ - } 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 __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, src) \ - strcpy(__get_rel_str(dst), (src) ? (const char *)(src) : "(null)"); - -#undef __assign_rel_str_len -#define __assign_rel_str_len(dst, src, len) \ - do { \ - memcpy(__get_rel_str(dst), (src), (len)); \ - __get_rel_str(dst)[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 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) +#include "stages/stage6_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ @@ -872,36 +418,7 @@ static inline void ftrace_test_probe_##call(void) \ #include TRACE_INCLUDE(TRACE_INCLUDE_FILE) -#undef __entry -#define __entry REC - -#undef __print_flags -#undef __print_symbolic -#undef __print_hex -#undef __print_hex_str -#undef __get_dynamic_array -#undef __get_dynamic_array_len -#undef __get_str -#undef __get_bitmask -#undef __get_rel_dynamic_array -#undef __get_rel_dynamic_array_len -#undef __get_rel_str -#undef __get_rel_bitmask -#undef __print_array -#undef __print_hex_dump - -/* - * The below is not executed in the kernel. It is only what is - * displayed in the print format for userspace to parse. - */ -#undef __print_ns_to_secs -#define __print_ns_to_secs(val) (val) / 1000000000UL - -#undef __print_ns_without_secs -#define __print_ns_without_secs(val) (val) % 1000000000UL - -#undef TP_printk -#define TP_printk(fmt, args...) "\"" fmt "\", " __stringify(args) +#include "stages/stage7_defines.h" #undef DECLARE_EVENT_CLASS #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \ |