Add trace_creation_datetime to the metadata env field

[deliverable/lttng-modules.git] / lttng-abi.h

diff --git a/lttng-abi.h b/lttng-abi.h
index 35070a5593ea2dc4dbbd883f9151f7eb7401c885..f61a6a15cdbd3195e4cc5b850696fef0b8908b64 100644 (file)
--- a/lttng-abi.h
+++ b/lttng-abi.h
@@ -21,6 +21,7 @@
 
 #define LTTNG_KERNEL_SYM_NAME_LEN      256
 #define LTTNG_KERNEL_SESSION_NAME_LEN  256
+#define LTTNG_KERNEL_SESSION_CREATION_TIME_ISO8601_LEN 26
 
 enum lttng_kernel_instrumentation {
        LTTNG_KERNEL_TRACEPOINT = 0,
@@ -124,6 +125,10 @@ struct lttng_kernel_session_name {
        char name[LTTNG_KERNEL_SESSION_NAME_LEN];
 } __attribute__((packed));
 
+struct lttng_kernel_session_creation_time {
+       char iso8601[LTTNG_KERNEL_SESSION_CREATION_TIME_ISO8601_LEN];
+} __attribute__((packed));
+
 enum lttng_kernel_calibrate_type {
        LTTNG_KERNEL_CALIBRATE_KRETPROBE,
 };
@@ -238,6 +243,8 @@ struct lttng_kernel_filter_bytecode {
 #define LTTNG_KERNEL_SESSION_STATEDUMP         _IO(0xF6, 0x5C)
 #define LTTNG_KERNEL_SESSION_SET_NAME          \
        _IOR(0xF6, 0x5D, struct lttng_kernel_session_name)
+#define LTTNG_KERNEL_SESSION_SET_CREATION_TIME         \
+       _IOR(0xF6, 0x5E, struct lttng_kernel_session_creation_time)
 
 /* Channel FD ioctl */
 #define LTTNG_KERNEL_STREAM                    _IO(0xF6, 0x62)