X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-events.h;h=7b8294657cc4f6f3d8541a383a4aaa4895ab42fe;hb=refs%2Fheads%2Fstable-2.5;hp=b09bd4fceaf352d7f1508c1cd90e8c40203a7cae;hpb=b773bad5f8ed0cbf0623b766d3c2bc4910b6e0cf;p=lttng-modules.git

diff --git a/lttng-events.h b/lttng-events.h
index b09bd4fc..7b829465 100644
--- a/lttng-events.h
+++ b/lttng-events.h
@@ -167,6 +167,7 @@ struct lttng_ctx {
 	struct lttng_ctx_field *fields;
 	unsigned int nr_fields;
 	unsigned int allocated_fields;
+	size_t largest_align;	/* in bytes */
 };
 
 struct lttng_event_desc {
@@ -311,7 +312,6 @@ struct lttng_metadata_stream {
 	wait_queue_head_t read_wait;	/* Reader buffer-level wait queue */
 	struct list_head list;		/* Stream list */
 	struct lttng_transport *transport;
-	struct mutex lock;
 };
 
 struct lttng_session {
@@ -333,6 +333,8 @@ struct lttng_metadata_cache {
 	unsigned int metadata_written;	/* Number of bytes written in metadata cache */
 	struct kref refcount;		/* Metadata cache usage */
 	struct list_head metadata_stream;	/* Metadata stream list */
+	uuid_le uuid;			/* Trace session unique ID (copy) */
+	struct mutex lock;
 };
 
 struct lttng_session *lttng_session_create(void);
@@ -404,6 +406,7 @@ static inline int lttng_syscalls_unregister(struct lttng_channel *chan)
 #endif
 
 struct lttng_ctx_field *lttng_append_context(struct lttng_ctx **ctx);
+void lttng_context_update(struct lttng_ctx *ctx);
 int lttng_find_context(struct lttng_ctx *ctx, const char *name);
 void lttng_remove_context_field(struct lttng_ctx **ctx,
 				struct lttng_ctx_field *field);