LTTNG_KERNEL_TRACEPOINT = 0,
LTTNG_KERNEL_KPROBE = 1,
LTTNG_KERNEL_FUNCTION = 2,
+ LTTNG_KERNEL_KRETPROBE = 3,
};
/*
enum lttng_kernel_output output; /* splice, mmap */
};
+struct lttng_kernel_kretprobe {
+ uint64_t addr;
+
+ uint64_t offset;
+ char symbol_name[LTTNG_SYM_NAME_LEN];
+};
+
/*
* Either addr is used, or symbol_name and offset.
*/
enum lttng_kernel_instrumentation instrumentation;
/* Per instrumentation type configuration */
union {
+ struct lttng_kernel_kretprobe kretprobe;
struct lttng_kernel_kprobe kprobe;
struct lttng_kernel_function_tracer ftrace;
} u;
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,
_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 \