struct lttng_event_expr *event_expr = NULL;
struct filter_parser_ctx *parser_ctx = NULL;
struct lttng_log_level_rule *log_level_rule = NULL;
struct lttng_event_expr *event_expr = NULL;
struct filter_parser_ctx *parser_ctx = NULL;
struct lttng_log_level_rule *log_level_rule = NULL;