Version 2.5.6

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

diff --git a/lttng-events.h b/lttng-events.h
index e1de1af8974da959230ab8f1920d92f290f2a23b..7b8294657cc4f6f3d8541a383a4aaa4895ab42fe 100644 (file)
--- 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 {
@@ -332,6 +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);
@@ -403,6 +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);