Fix tracing events data structure

[lttng-tools.git] / include / lttng-kernel.h

diff --git a/include/lttng-kernel.h b/include/lttng-kernel.h
index 1ce9fc5e4b96157cb23896805f2ca4bf58e8afca..3259bff84d8b8821b42e0a978a030ff3b1cb8920 100644 (file)
--- a/include/lttng-kernel.h
+++ b/include/lttng-kernel.h
@@ -26,29 +26,26 @@
 #define LTTNG_SYM_NAME_LEN  128
 
 enum lttng_kernel_instrumentation {
-       LTTNG_KERNEL_TRACEPOINTS,
-       LTTNG_KERNEL_KPROBES,
-       LTTNG_KERNEL_FUNCTION_TRACER,
+       LTTNG_KERNEL_TRACEPOINT    = 0,
+       LTTNG_KERNEL_KPROBE        = 1,
+       LTTNG_KERNEL_FUNCTION      = 2,
 };
 
 /*
- * LTTng DebugFS ABI structures.
+ * LTTng consumer mode
  */
-
-struct lttng_kernel_channel {
-       int overwrite;              /* 1: overwrite, 0: discard */
-       uint64_t subbuf_size;           /* in bytes */
-       uint64_t num_subbuf;
-       unsigned int switch_timer_interval; /* usecs */
-       unsigned int read_timer_interval;   /* usecs */
-};
-
-struct lttng_kernel_tracepoint {
+enum lttng_kernel_output {
+       LTTNG_KERNEL_SPLICE       = 0,
+       LTTNG_KERNEL_MMAP         = 1,
 };
 
 /*
- * Either addr is used, or symbol_name and offset.
+ * LTTng DebugFS ABI structures.
+ *
+ * This is the kernel ABI copied from lttng-modules tree.
  */
+
+/* Either addr is used or symbol_name and offset. */
 struct lttng_kernel_kprobe {
        uint64_t addr;
 
@@ -61,11 +58,10 @@ struct lttng_kernel_function_tracer {
 };
 
 struct lttng_kernel_event {
-       char name[LTTNG_SYM_NAME_LEN];  /* event name */
+       char name[LTTNG_SYM_NAME_LEN];
        enum lttng_kernel_instrumentation instrumentation;
        /* Per instrumentation type configuration */
        union {
-               struct lttng_kernel_tracepoint tracepoint;
                struct lttng_kernel_kprobe kprobe;
                struct lttng_kernel_function_tracer ftrace;
        } u;