X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=lttng-events.h;h=c2eba8f60e2df984611b04752c875361a2c25b13;hb=refs%2Fheads%2Fstable-2.6;hp=e5cd0eeadeb6198b20958c34f68f517b13aa6710;hpb=7c92789f2e3f8b1d17e92ec9ade72fdab159c0f2;p=lttng-modules.git

diff --git a/lttng-events.h b/lttng-events.h
index e5cd0eea..c2eba8f6 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 {
@@ -320,7 +321,6 @@ 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 {
@@ -343,6 +343,7 @@ struct lttng_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);
@@ -448,6 +449,7 @@ int lttng_abi_syscall_list(void)
 #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);