Implement detailed syscall event probe

[lttng-modules.git] / ltt-debugfs-abi.h

diff --git a/ltt-debugfs-abi.h b/ltt-debugfs-abi.h
index 3b8e72ea9c8544b0d55165a7311ed25e7ddbb834..ce569444a9c9b2d7b64122d4cc685cf3a0f8debd 100644 (file)
--- a/ltt-debugfs-abi.h
+++ b/ltt-debugfs-abi.h
@@ -20,6 +20,8 @@ enum lttng_kernel_instrumentation {
        LTTNG_KERNEL_KPROBE     = 1,
        LTTNG_KERNEL_FUNCTION   = 2,
        LTTNG_KERNEL_KRETPROBE  = 3,
+       LTTNG_KERNEL_NOOP       = 4,    /* not hooked */
+       LTTNG_KERNEL_SYSCALLS   = 5,
 };
 
 /*
@@ -81,6 +83,14 @@ struct lttng_kernel_tracer_version {
        uint32_t sublevel;
 };
 
+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,
@@ -113,6 +123,8 @@ struct lttng_kernel_context {
        _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                  \