Implement --shm-path option for UST sessions (per-uid channels)

[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 1426fcf203548dfe8c95ebeeae6050662ca917a1..baf608ffd748fd3036e52547d850ccb84c66be98 100644 (file)
--- a/src/common/sessiond-comm/sessiond-comm.h
+++ b/src/common/sessiond-comm/sessiond-comm.h
@@ -91,6 +91,9 @@ enum lttcomm_sessiond_command {
        LTTNG_CREATE_SESSION_SNAPSHOT       = 29,
        LTTNG_CREATE_SESSION_LIVE           = 30,
        LTTNG_SAVE_SESSION                  = 31,
+
+       /* Session daemon commands (cont.) */
+       LTTNG_SET_SESSION_SHM_PATH          = 40,
 };
 
 enum lttcomm_relayd_command {
@@ -296,6 +299,9 @@ struct lttcomm_session_msg {
                struct {
                        struct lttng_save_session_attr attr; /* struct already packed */
                } LTTNG_PACKED save_session;
+               struct {
+                       char shm_path[PATH_MAX];
+               } LTTNG_PACKED set_shm_path;
        } u;
 } LTTNG_PACKED;
 
@@ -424,6 +430,7 @@ struct lttcomm_consumer_msg {
                         * because the application can be in the tracing for instance.
                         */
                        uint32_t ust_app_uid;
+                       char shm_path[PATH_MAX];
                } LTTNG_PACKED ask_channel;
                struct {
                        uint64_t key;