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Fix: stream intersection fails on snapshot of cleared session
[lttng-tools.git]
/
src
/
common
/
consumer
/
consumer.h
diff --git
a/src/common/consumer/consumer.h
b/src/common/consumer/consumer.h
index aa8a401a0416efe089057f2e07b6187c38bf78d5..73189660ce4eb888bf3acc12a0f17ea0c3f9071e 100644
(file)
--- a/
src/common/consumer/consumer.h
+++ b/
src/common/consumer/consumer.h
@@
-64,6
+64,7
@@
enum lttng_consumer_command {
LTTNG_CONSUMER_CLOSE_TRACE_CHUNK,
LTTNG_CONSUMER_TRACE_CHUNK_EXISTS,
LTTNG_CONSUMER_CLEAR_CHANNEL,
LTTNG_CONSUMER_CLOSE_TRACE_CHUNK,
LTTNG_CONSUMER_TRACE_CHUNK_EXISTS,
LTTNG_CONSUMER_CLEAR_CHANNEL,
+ LTTNG_CONSUMER_OPEN_CHANNEL_PACKETS,
};
enum lttng_consumer_type {
};
enum lttng_consumer_type {
@@
-88,6
+89,12
@@
enum consumer_channel_type {
CONSUMER_CHANNEL_TYPE_DATA = 1,
};
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 {
extern struct lttng_consumer_global_data consumer_data;
struct stream_list {
@@
-265,6
+272,14
@@
struct stream_subbuffer {
unsigned long subbuf_size;
unsigned long padded_subbuf_size;
uint64_t version;
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;
} metadata;
struct {
unsigned long subbuf_size;
@@
-582,6
+597,9
@@
struct lttng_consumer_stream {
*/
uint64_t rotate_position;
*/
uint64_t rotate_position;
+ /* Whether or not a packet was opened during the current trace chunk. */
+ bool opened_packet_in_current_trace_chunk;
+
/*
* Read-only copies of channel values. We cannot safely access the
* channel from a stream, so we need to have a local copy of these
/*
* Read-only copies of channel values. We cannot safely access the
* channel from a stream, so we need to have a local copy of these
@@
-623,6
+641,7
@@
struct lttng_consumer_stream {
on_sleep_cb on_sleep;
unlock_cb unlock;
} read_subbuffer_ops;
on_sleep_cb on_sleep;
unlock_cb unlock;
} read_subbuffer_ops;
+ struct metadata_bucket *metadata_bucket;
};
/*
};
/*
@@
-954,7
+973,6
@@
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(
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);
struct lttng_consumer_stream *stream,
const struct lttng_buffer_view *buffer,
unsigned long padding);
@@
-1031,5
+1049,7
@@
enum lttcomm_return_code lttng_consumer_init_command(
struct lttng_consumer_local_data *ctx,
const lttng_uuid sessiond_uuid);
int lttng_consumer_clear_channel(struct lttng_consumer_channel *channel);
struct lttng_consumer_local_data *ctx,
const lttng_uuid sessiond_uuid);
int lttng_consumer_clear_channel(struct lttng_consumer_channel *channel);
+enum lttcomm_return_code lttng_consumer_open_channel_packets(
+ struct lttng_consumer_channel *channel);
#endif /* LIB_CONSUMER_H */
#endif /* LIB_CONSUMER_H */
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