Support snapshot max-size limitation

[lttng-tools.git] / src / common / sessiond-comm / sessiond-comm.h

diff --git a/src/common/sessiond-comm/sessiond-comm.h b/src/common/sessiond-comm/sessiond-comm.h
index 07c3ff1f5249146d311df90b44664a38b36d16c8..ea8ad1ce0f72e04704309d415ef162f966457b72 100644 (file)
--- a/src/common/sessiond-comm/sessiond-comm.h
+++ b/src/common/sessiond-comm/sessiond-comm.h
@@ -87,6 +87,7 @@ enum lttcomm_sessiond_command {
        LTTNG_SNAPSHOT_DEL_OUTPUT           = 26,
        LTTNG_SNAPSHOT_LIST_OUTPUT          = 27,
        LTTNG_SNAPSHOT_RECORD               = 28,
+       LTTNG_CREATE_SESSION_SNAPSHOT       = 29,
 };
 
 enum lttcomm_relayd_command {
@@ -124,6 +125,7 @@ enum lttcomm_return_code {
        LTTCOMM_CONSUMERD_ENOMEM,                   /* Consumer is out of memory */
        LTTCOMM_CONSUMERD_ERROR_METADATA,           /* Error with metadata. */
        LTTCOMM_CONSUMERD_FATAL,                    /* Fatal error. */
+       LTTCOMM_CONSUMERD_RELAYD_FAIL,              /* Error on remote relayd */
 
        /* MUST be last element */
        LTTCOMM_NR,                                             /* Last element */
@@ -155,7 +157,8 @@ enum lttcomm_metadata_command {
  * per PID registry indexed by session id ignoring the other values.
  */
 struct lttcomm_metadata_request_msg {
-       unsigned int session_id; /* Tracing session id */
+       uint64_t session_id; /* Tracing session id */
+       uint64_t session_id_per_pid; /* Tracing session id for per-pid */
        uint32_t bits_per_long; /* Consumer ABI */
        uint32_t uid;
        uint64_t key; /* Metadata channel key. */
@@ -362,6 +365,7 @@ struct lttcomm_consumer_msg {
                        uint32_t chan_id;                       /* Channel ID on the tracer side. */
                        uint64_t tracefile_size;        /* bytes */
                        uint32_t tracefile_count;       /* number of tracefiles */
+                       uint64_t session_id_per_pid;    /* Per-pid session ID. */
                        /* Tells the consumer if the stream should be or not monitored. */
                        uint32_t monitor;
                } LTTNG_PACKED ask_channel;
@@ -392,7 +396,7 @@ struct lttcomm_consumer_msg {
                        uint32_t metadata;              /* This a metadata snapshot. */
                        uint64_t relayd_id;             /* Relayd id if apply. */
                        uint64_t key;
-                       uint64_t max_size;
+                       uint64_t max_stream_size;
                } LTTNG_PACKED snapshot_channel;
        } u;
 } LTTNG_PACKED;