Add context support with metadata description

[lttng-modules.git] / ltt-events.h

diff --git a/ltt-events.h b/ltt-events.h
index bea5af1c988eeeb4e0539b6f2a34c46ec1205b22..a5a57fcdf016c868c5ee0fe50f31afb2e07efd6d 100644 (file)
--- a/ltt-events.h
+++ b/ltt-events.h
@@ -118,8 +118,7 @@ struct lttng_event_field {
 };
 
 struct lttng_ctx_field {
-       const char *name;
-       struct lttng_type type;
+       struct lttng_event_field event_field;
        size_t (*get_size)(size_t offset);
        void (*record)(struct lttng_ctx_field *field,
                       struct lib_ring_buffer_ctx *ctx,
@@ -220,7 +219,7 @@ struct ltt_channel {
 
 struct ltt_session {
        int active;                     /* Is trace session active ? */
-       struct lttng_ctx *ctx;
+       int been_active;                /* Has trace session been active ? */
        struct file *file;              /* File associated to session */
        struct ltt_channel *metadata;   /* Metadata channel */
        struct list_head chan;          /* Channel list head */
@@ -273,6 +272,7 @@ int ltt_probes_init(void);
 void ltt_probes_exit(void);
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
 void lttng_destroy_context(struct lttng_ctx *ctx);
+int lttng_add_pid_to_ctx(struct lttng_ctx **ctx);
 
 #ifdef CONFIG_KPROBES
 int lttng_kprobes_register(const char *name,