X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=src%2Fcommon%2Fconsumer%2Fconsumer.h;h=6c11e884e7a222bfb765cca56ba6953997444666;hb=27e2fa5df07c5bed5a077bdf475c93e9a4d4459d;hp=ed595f9884ec417c3ebc001903b92e3c8688d1f0;hpb=6f1177cf8de79015ed38f48749029c81240b0eb6;p=lttng-tools.git

diff --git a/src/common/consumer/consumer.h b/src/common/consumer/consumer.h
index ed595f988..6c11e884e 100644
--- a/src/common/consumer/consumer.h
+++ b/src/common/consumer/consumer.h
@@ -97,6 +97,12 @@ enum consumer_channel_type {
 	CONSUMER_CHANNEL_TYPE_DATA	= 1,
 };
 
+enum sync_metadata_status {
+	SYNC_METADATA_STATUS_NEW_DATA,
+	SYNC_METADATA_STATUS_NO_DATA,
+	SYNC_METADATA_STATUS_ERROR,
+};
+
 extern struct lttng_consumer_global_data consumer_data;
 
 struct stream_list {
@@ -274,6 +280,14 @@ struct stream_subbuffer {
 			unsigned long subbuf_size;
 			unsigned long padded_subbuf_size;
 			uint64_t version;
+			/*
+			 * Left unset when unsupported.
+			 *
+			 * Indicates that this is the last sub-buffer of
+			 * a series of sub-buffer that makes-up a coherent
+			 * (parseable) unit of metadata.
+			 */
+			LTTNG_OPTIONAL(bool) coherent;
 		} metadata;
 		struct {
 			unsigned long subbuf_size;
@@ -632,6 +646,7 @@ struct lttng_consumer_stream {
 		on_sleep_cb on_sleep;
 		unlock_cb unlock;
 	} read_subbuffer_ops;
+	struct metadata_bucket *metadata_bucket;
 };
 
 /*
@@ -963,7 +978,6 @@ struct lttng_consumer_local_data *lttng_consumer_create(
 		int (*update_stream)(uint64_t sessiond_key, uint32_t state));
 void lttng_consumer_destroy(struct lttng_consumer_local_data *ctx);
 ssize_t lttng_consumer_on_read_subbuffer_mmap(
-		struct lttng_consumer_local_data *ctx,
 		struct lttng_consumer_stream *stream,
 		const struct lttng_buffer_view *buffer,
 		unsigned long padding);