-#define LTTNG_KERNEL_SESSION _IO(0xF6, 0x40)
-#define LTTNG_KERNEL_SESSION_START _IO(0xF6, 0x41)
-#define LTTNG_KERNEL_SESSION_STOP _IO(0xF6, 0x42)
-#define LTTNG_KERNEL_CHANNEL \
- _IOW(0xF6, 0x43, struct lttng_kernel_channel)
-#define LTTNG_KERNEL_STREAM _IO(0xF6, 0x44)
-#define LTTNG_KERNEL_EVENT \
- _IOW(0xF6, 0x45, struct lttng_kernel_event)
-#define LTTNG_KERNEL_METADATA \
- _IOW(0xF6, 0x46, struct lttng_kernel_channel)
-#define LTTNG_KERNEL_KPROBE \
- _IOW(0xF6, 0x47, struct lttng_kernel_kprobe)
-#define LTTNG_KERNEL_TRACER_VERSION \
- _IOR(0xF6, 0x48, struct lttng_kernel_tracer_version)
-#define LTTNG_KERNEL_FUNCTION_TRACER \
- _IOW(0xF6, 0x49, struct lttng_kernel_function_tracer)
+enum lttng_kernel_calibrate_type {
+ LTTNG_KERNEL_CALIBRATE_KRETPROBE,
+};
+
+struct lttng_kernel_calibrate {
+ enum lttng_kernel_calibrate_type type; /* type (input) */
+};
+
+enum lttng_kernel_context_type {
+ LTTNG_KERNEL_CONTEXT_PID = 0,
+ LTTNG_KERNEL_CONTEXT_PERF_COUNTER = 1,
+ LTTNG_KERNEL_CONTEXT_COMM = 2,
+ LTTNG_KERNEL_CONTEXT_PRIO = 3,
+ LTTNG_KERNEL_CONTEXT_NICE = 4,
+ LTTNG_KERNEL_CONTEXT_VPID = 5,
+ LTTNG_KERNEL_CONTEXT_TID = 6,
+ LTTNG_KERNEL_CONTEXT_VTID = 7,
+ LTTNG_KERNEL_CONTEXT_PPID = 8,
+ LTTNG_KERNEL_CONTEXT_VPPID = 9,
+};
+
+struct lttng_kernel_perf_counter_ctx {
+ uint32_t type;
+ uint64_t config;
+ char name[LTTNG_SYM_NAME_LEN];
+};
+
+struct lttng_kernel_context {
+ enum lttng_kernel_context_type ctx;
+ union {
+ struct lttng_kernel_perf_counter_ctx perf_counter;
+ } u;
+};
+
+/* LTTng file descriptor ioctl */
+#define LTTNG_KERNEL_SESSION _IO(0xF6, 0x40)
+#define LTTNG_KERNEL_TRACER_VERSION \
+ _IOR(0xF6, 0x41, struct lttng_kernel_tracer_version)
+#define LTTNG_KERNEL_TRACEPOINT_LIST _IO(0xF6, 0x42)
+#define LTTNG_KERNEL_WAIT_QUIESCENT _IO(0xF6, 0x43)
+#define LTTNG_KERNEL_CALIBRATE \
+ _IOWR(0xF6, 0x44, struct lttng_kernel_calibrate)
+
+/* Session FD ioctl */
+#define LTTNG_KERNEL_METADATA \
+ _IOW(0xF6, 0x50, struct lttng_kernel_channel)
+#define LTTNG_KERNEL_CHANNEL \
+ _IOW(0xF6, 0x51, struct lttng_kernel_channel)
+#define LTTNG_KERNEL_SESSION_START _IO(0xF6, 0x52)
+#define LTTNG_KERNEL_SESSION_STOP _IO(0xF6, 0x53)
+
+/* Channel FD ioctl */
+#define LTTNG_KERNEL_STREAM _IO(0xF6, 0x60)
+#define LTTNG_KERNEL_EVENT \
+ _IOW(0xF6, 0x61, struct lttng_kernel_event)
+
+/* Event and Channel FD ioctl */
+#define LTTNG_KERNEL_CONTEXT \
+ _IOW(0xF6, 0x70, struct lttng_kernel_context)
+
+/* Event, Channel and Session ioctl */
+#define LTTNG_KERNEL_ENABLE _IO(0xF6, 0x80)
+#define LTTNG_KERNEL_DISABLE _IO(0xF6, 0x81)