X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=ltt-debugfs-abi.h;h=42bc9fd26e5b9f5d8df27180c45dac5426edb97b;hb=b426d8af39ec29108dc3d4b6dcb09054138b0a8c;hp=3b8e72ea9c8544b0d55165a7311ed25e7ddbb834;hpb=7371f44c2c8ea6e60c0457671af008dd018c0b5f;p=lttng-modules.git

diff --git a/ltt-debugfs-abi.h b/ltt-debugfs-abi.h
index 3b8e72ea..42bc9fd2 100644
--- 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_SYSCALL	= 5,
 };
 
 /*
@@ -64,6 +66,9 @@ struct lttng_kernel_function_tracer {
 	char symbol_name[LTTNG_SYM_NAME_LEN];
 };
 
+/*
+ * For syscall tracing, name = '\0' means "enable all".
+ */
 struct lttng_kernel_event {
 	char name[LTTNG_SYM_NAME_LEN];	/* event name */
 	enum lttng_kernel_instrumentation instrumentation;
@@ -81,10 +86,18 @@ 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,
-	LTTNG_KERNEL_CONTEXT_COMM		= 2,
+	LTTNG_KERNEL_CONTEXT_PROCNAME		= 2,
 	LTTNG_KERNEL_CONTEXT_PRIO		= 3,
 	LTTNG_KERNEL_CONTEXT_NICE		= 4,
 	LTTNG_KERNEL_CONTEXT_VPID		= 5,
@@ -113,6 +126,8 @@ 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			\