Add kernel open metadata support to session daemon

[lttng-tools.git] / liblttsessiondcomm / liblttsessiondcomm.h

diff --git a/liblttsessiondcomm/liblttsessiondcomm.h b/liblttsessiondcomm/liblttsessiondcomm.h
index 8e6a862efcdc6791cb100b8d8f070e9cdbe90997..9a31aacce04e7e72a8e2445c8c3e91eb01936ac9 100644 (file)
--- a/liblttsessiondcomm/liblttsessiondcomm.h
+++ b/liblttsessiondcomm/liblttsessiondcomm.h
@@ -52,6 +52,7 @@ enum lttcomm_sessiond_command {
        KERNEL_CREATE_SESSION,
        KERNEL_DISABLE_EVENT,
        KERNEL_ENABLE_EVENT,
+       KERNEL_OPEN_METADATA,
        KERNEL_START_TRACE,
        KERNEL_STOP_TRACE,
        LTTNG_CREATE_SESSION,
@@ -103,6 +104,9 @@ enum lttcomm_return_code {
        LTTCOMM_KERN_NA,                                /* Kernel tracer unavalable */
        LTTCOMM_KERN_SESS_FAIL,                 /* Kernel create session failed */
        LTTCOMM_KERN_CHAN_FAIL,                 /* Kernel create channel failed */
+       LTTCOMM_KERN_ENABLE_FAIL,               /* Kernel enable event failed */
+       LTTCOMM_KERN_DISABLE_FAIL,              /* Kernel disable event failed */
+       LTTCOMM_KERN_META_FAIL,                 /* Kernel open metadata failed */
        KCONSUMERD_COMMAND_SOCK_READY,  /* when kconsumerd command socket ready */
        KCONSUMERD_SUCCESS_RECV_FD,             /* success on receiving fds */
        KCONSUMERD_ERROR_RECV_FD,               /* error on receiving fds */
@@ -112,6 +116,10 @@ enum lttcomm_return_code {
        KCONSUMERD_EXIT_SUCCESS,                /* kconsumerd exiting normally */
        KCONSUMERD_EXIT_FAILURE,                /* kconsumerd exiting on error */
        KCONSUMERD_OUTFD_ERROR,                 /* error opening the tracefile */
+       KCONSUMERD_SPLICE_EBADF,                /* EBADF from splice(2) */
+       KCONSUMERD_SPLICE_EINVAL,               /* EINVAL from splice(2) */
+       KCONSUMERD_SPLICE_ENOMEM,               /* ENOMEM from splice(2) */
+       KCONSUMERD_SPLICE_ESPIPE,               /* ESPIPE from splice(2) */
        /* MUST be last element */
        LTTCOMM_NR,                                             /* Last element */
 };