X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=include%2Flttng%2Fust-events.h;h=e8e4bf2cac12d254bd11ae884847c2f4367bcf64;hb=7433d32d5a8f0e8833461b586a8c8b2274da0141;hp=4ef3301c12ae42c807aa67b94b51056ffcc150df;hpb=e7bc0ef6c86ae97886cf5f8b28854cf281d4962b;p=lttng-ust.git diff --git a/include/lttng/ust-events.h b/include/lttng/ust-events.h index 4ef3301c..e8e4bf2c 100644 --- a/include/lttng/ust-events.h +++ b/include/lttng/ust-events.h @@ -296,44 +296,6 @@ struct lttng_ust_probe_desc { /* Data structures used by the tracer. */ -/* - * Bytecode interpreter return value masks. - */ -enum lttng_ust_bytecode_interpreter_ret { - LTTNG_UST_BYTECODE_INTERPRETER_DISCARD = 0, - LTTNG_UST_BYTECODE_INTERPRETER_RECORD_FLAG = (1ULL << 0), - /* Other bits are kept for future use. */ -}; - -struct lttng_interpreter_output; -struct lttng_ust_bytecode_runtime_private; - -/* - * IMPORTANT: this structure is part of the ABI between the probe and - * UST. Fields need to be only added at the end, never reordered, never - * removed. - * - * The field @struct_size should be used to determine the size of the - * structure. It should be queried before using additional fields added - * at the end of the structure. - */ -struct lttng_ust_bytecode_runtime { - uint32_t struct_size; /* Size of this structure. */ - - struct lttng_ust_bytecode_runtime_private *priv; - /* Associated bytecode */ - union { - uint64_t (*filter)(void *interpreter_data, - const char *interpreter_stack_data); - uint64_t (*capture)(void *interpreter_data, - const char *interpreter_stack_data, - struct lttng_interpreter_output *interpreter_output); - } interpreter_funcs; - struct cds_list_head node; /* list of bytecode runtime in event */ - - /* End of base ABI. Fields below should be used after checking struct_size. */ -}; - /* * lttng_event structure is referred to by the tracing fast path. It * must be kept small. @@ -351,6 +313,14 @@ enum lttng_ust_event_type { LTTNG_UST_EVENT_TYPE_NOTIFIER = 1, }; +/* + * Result of the run_filter() callback. + */ +enum lttng_ust_event_filter_result { + LTTNG_UST_EVENT_FILTER_ACCEPT = 0, + LTTNG_UST_EVENT_FILTER_REJECT = 1, +}; + /* * IMPORTANT: this structure is part of the ABI between the probe and * UST. Fields need to be only added at the end, never reordered, never @@ -375,9 +345,10 @@ struct lttng_ust_event_common { void *child; /* Pointer to child, for inheritance by aggregation. */ int enabled; - int has_enablers_without_bytecode; - /* list of struct lttng_ust_bytecode_runtime, sorted by seqnum */ - struct cds_list_head filter_bytecode_runtime_head; + int eval_filter; /* Need to evaluate filters */ + int (*run_filter)(struct lttng_ust_event_common *event, + const char *stack_data, + void *filter_ctx); /* End of base ABI. Fields below should be used after checking struct_size. */ }; @@ -406,7 +377,22 @@ struct lttng_ust_event_recorder { unsigned int id; struct lttng_ust_channel_buffer *chan; - struct lttng_ust_ctx *ctx; + + /* End of base ABI. Fields below should be used after checking struct_size. */ +}; + +/* + * IMPORTANT: this structure is part of the ABI between the probe and + * UST. Fields need to be only added at the end, never reordered, never + * removed. + * + * The field @struct_size should be used to determine the size of the + * structure. It should be queried before using additional fields added + * at the end of the structure. + */ +struct lttng_ust_notification_ctx { + uint32_t struct_size; /* Size of this structure. */ + int eval_capture; /* Capture evaluation available. */ /* End of base ABI. Fields below should be used after checking struct_size. */ }; @@ -433,9 +419,10 @@ struct lttng_ust_event_notifier { struct lttng_ust_event_common *parent; /* Inheritance by aggregation. */ struct lttng_ust_event_notifier_private *priv; /* Private event notifier interface */ + int eval_capture; /* Need to evaluate capture */ void (*notification_send)(struct lttng_ust_event_notifier *event_notifier, - const char *stack_data); - struct cds_list_head capture_bytecode_runtime_head; + const char *stack_data, + struct lttng_ust_notification_ctx *notif_ctx); /* End of base ABI. Fields below should be used after checking struct_size. */ }; @@ -514,7 +501,6 @@ struct lttng_ust_channel_buffer { struct lttng_ust_channel_common *parent; /* Inheritance by aggregation. */ struct lttng_ust_channel_buffer_private *priv; /* Private channel buffer interface */ - struct lttng_ust_ctx *ctx; struct lttng_ust_channel_ops *ops; struct lttng_ust_lib_ring_buffer_channel *chan; /* Channel buffers */ struct lttng_ust_shm_handle *handle; /* shared-memory handle */ @@ -535,8 +521,6 @@ struct lttng_ust_stack_ctx { uint32_t struct_size; /* Size of this structure */ struct lttng_ust_event_recorder *event_recorder; - struct lttng_ust_ctx *chan_ctx; /* RCU dereferenced. */ - struct lttng_ust_ctx *event_ctx; /* RCU dereferenced. */ /* End of base ABI. Fields below should be used after checking struct_size. */ };