#define LTTNG_UST_EVENT_DESC_PADDING 40
struct lttng_event_desc {
const char *name;
- void *probe_callback;
+ void (*probe_callback)(void);
const struct lttng_event_ctx *ctx; /* context */
const struct lttng_event_field *fields; /* event payload */
unsigned int nr_fields;
};
struct ust_pending_probe;
+struct ltt_event;
/*
* ltt_event structure is referred to by the tracing fast path. It must be
struct ltt_channel *chan;
int enabled;
const struct lttng_event_desc *desc;
- void *filter;
+ int (*filter)(void *filter_data, const char *filter_stack_data);
+ void *filter_data;
struct lttng_ctx *ctx;
enum lttng_ust_instrumentation instrumentation;
union {
int ltt_event_create(struct ltt_channel *chan,
struct lttng_ust_event *event_param,
- void *filter,
+ int (*filter)(void *filter_data,
+ const char *filter_stack_data),
+ void *filter_data,
struct ltt_event **event);
int ltt_channel_enable(struct ltt_channel *channel);