X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=include%2Flttng%2Fabi.h;h=071133f6228afbb3876bbb0813ec2f4a3c340f36;hb=99d223adfae9b68800e91bda470c92acb14efae6;hp=086a5834fe764b9e0342b7a4c72c296be1ae1903;hpb=badfe9f5c396efb1b00e5f2abcded2e4ac4a5bac;p=lttng-modules.git

diff --git a/include/lttng/abi.h b/include/lttng/abi.h
index 086a5834..071133f6 100644
--- a/include/lttng/abi.h
+++ b/include/lttng/abi.h
@@ -50,7 +50,7 @@ struct lttng_kernel_channel {
 	uint64_t num_subbuf;
 	unsigned int switch_timer_interval;	/* usecs */
 	unsigned int read_timer_interval;	/* usecs */
-	enum lttng_kernel_output output;	/* splice, mmap */
+	uint32_t output;			/* enum lttng_kernel_output (splice, mmap) */
 	int overwrite;				/* 1: overwrite, 0: discard */
 	char padding[LTTNG_KERNEL_CHANNEL_PADDING];
 } __attribute__((packed));
@@ -91,20 +91,20 @@ struct lttng_kernel_event_callsite {
 } __attribute__((packed));
 
 enum lttng_kernel_syscall_entryexit {
-	LTTNG_KERNEL_SYSCALL_ENTRYEXIT = 0,
-	LTTNG_KERNEL_SYSCALL_ENTRY = 1,		/* Not implemented. */
-	LTTNG_KERNEL_SYSCALL_EXIT = 2,		/* Not implemented. */
+	LTTNG_KERNEL_SYSCALL_ENTRYEXIT	= 0,
+	LTTNG_KERNEL_SYSCALL_ENTRY	= 1,
+	LTTNG_KERNEL_SYSCALL_EXIT	= 2,
 };
 
 enum lttng_kernel_syscall_abi {
 	LTTNG_KERNEL_SYSCALL_ABI_ALL = 0,
-	LTTNG_KERNEL_SYSCALL_ABI_NATIVE = 1,	/* Not implemented. */
-	LTTNG_KERNEL_SYSCALL_ABI_COMPAT = 2,	/* Not implemented. */
+	LTTNG_KERNEL_SYSCALL_ABI_NATIVE = 1,
+	LTTNG_KERNEL_SYSCALL_ABI_COMPAT = 2,
 };
 
 enum lttng_kernel_syscall_match {
-	LTTNG_SYSCALL_MATCH_NAME = 0,
-	LTTNG_SYSCALL_MATCH_NR = 1,		/* Not implemented. */
+	LTTNG_KERNEL_SYSCALL_MATCH_NAME = 0,
+	LTTNG_KERNEL_SYSCALL_MATCH_NR = 1,		/* Not implemented. */
 };
 
 struct lttng_kernel_syscall {
@@ -118,11 +118,12 @@ struct lttng_kernel_syscall {
 /*
  * For syscall tracing, name = "*" means "enable all".
  */
-#define LTTNG_KERNEL_EVENT_PADDING1	16
+#define LTTNG_KERNEL_EVENT_PADDING1	8
 #define LTTNG_KERNEL_EVENT_PADDING2	LTTNG_KERNEL_SYM_NAME_LEN + 32
 struct lttng_kernel_event {
 	char name[LTTNG_KERNEL_SYM_NAME_LEN];	/* event name */
-	enum lttng_kernel_instrumentation instrumentation;
+	uint32_t instrumentation;		/* enum lttng_kernel_instrumentation */
+	uint64_t token;				/* User-provided token */
 	char padding[LTTNG_KERNEL_EVENT_PADDING1];
 
 	/* Per instrumentation type configuration */
@@ -136,6 +137,20 @@ struct lttng_kernel_event {
 	} u;
 } __attribute__((packed));
 
+#define LTTNG_KERNEL_EVENT_NOTIFIER_PADDING1	16
+struct lttng_kernel_event_notifier {
+	struct lttng_kernel_event event;
+
+	char padding[LTTNG_KERNEL_EVENT_NOTIFIER_PADDING1];
+} __attribute__((packed));
+
+#define LTTNG_KERNEL_EVENT_NOTIFIER_NOTIFICATION_PADDING 32
+struct lttng_kernel_event_notifier_notification {
+	uint64_t token;
+	uint16_t capture_buf_size;
+	char padding[LTTNG_KERNEL_EVENT_NOTIFIER_NOTIFICATION_PADDING];
+} __attribute__((packed));
+
 struct lttng_kernel_tracer_version {
 	uint32_t major;
 	uint32_t minor;
@@ -160,7 +175,7 @@ enum lttng_kernel_calibrate_type {
 };
 
 struct lttng_kernel_calibrate {
-	enum lttng_kernel_calibrate_type type;	/* type (input) */
+	uint32_t type;	/* enum lttng_kernel_calibrate_type (input) */
 } __attribute__((packed));
 
 struct lttng_kernel_syscall_mask {
@@ -218,7 +233,7 @@ struct lttng_kernel_perf_counter_ctx {
 #define LTTNG_KERNEL_CONTEXT_PADDING1	16
 #define LTTNG_KERNEL_CONTEXT_PADDING2	LTTNG_KERNEL_SYM_NAME_LEN + 32
 struct lttng_kernel_context {
-	enum lttng_kernel_context_type ctx;
+	uint32_t ctx;	/*enum lttng_kernel_context_type */
 	char padding[LTTNG_KERNEL_CONTEXT_PADDING1];
 
 	union {
@@ -235,6 +250,14 @@ struct lttng_kernel_filter_bytecode {
 	char data[0];
 } __attribute__((packed));
 
+#define LTTNG_KERNEL_CAPTURE_BYTECODE_MAX_LEN		65536
+struct lttng_kernel_capture_bytecode {
+	uint32_t len;
+	uint32_t reloc_offset;
+	uint64_t seqnum;
+	char data[0];
+} __attribute__((packed));
+
 enum lttng_kernel_tracker_type {
 	LTTNG_KERNEL_TRACKER_UNKNOWN		= -1,
 
@@ -247,7 +270,7 @@ enum lttng_kernel_tracker_type {
 };
 
 struct lttng_kernel_tracker_args {
-	enum lttng_kernel_tracker_type type;
+	uint32_t type;	/* enum lttng_kernel_tracker_type */
 	int32_t id;
 };
 
@@ -263,6 +286,7 @@ struct lttng_kernel_tracker_args {
 #define LTTNG_KERNEL_SYSCALL_LIST		_IO(0xF6, 0x4A)
 #define LTTNG_KERNEL_TRACER_ABI_VERSION		\
 	_IOR(0xF6, 0x4B, struct lttng_kernel_tracer_abi_version)
+#define LTTNG_KERNEL_EVENT_NOTIFIER_GROUP_CREATE    _IO(0xF6, 0x4C)
 
 /* Session FD ioctl */
 /* lttng/abi-old.h reserve 0x50, 0x51, 0x52, and 0x53. */
@@ -305,12 +329,12 @@ struct lttng_kernel_tracker_args {
 #define LTTNG_KERNEL_CONTEXT			\
 	_IOW(0xF6, 0x71, struct lttng_kernel_context)
 
-/* Event, Channel and Session ioctl */
+/* Event, Event notifier, Channel and Session ioctl */
 /* lttng/abi-old.h reserve 0x80 and 0x81. */
 #define LTTNG_KERNEL_ENABLE			_IO(0xF6, 0x82)
 #define LTTNG_KERNEL_DISABLE			_IO(0xF6, 0x83)
 
-/* Event FD ioctl */
+/* Event and Event notifier FD ioctl */
 #define LTTNG_KERNEL_FILTER			_IO(0xF6, 0x90)
 #define LTTNG_KERNEL_ADD_CALLSITE		_IO(0xF6, 0x91)
 
@@ -322,6 +346,15 @@ struct lttng_kernel_tracker_args {
 #define LTTNG_KERNEL_SESSION_UNTRACK_ID		\
 	_IOR(0xF6, 0xA2, struct lttng_kernel_tracker_args)
 
+/* Event notifier group file descriptor ioctl */
+#define LTTNG_KERNEL_EVENT_NOTIFIER_CREATE \
+	_IOW(0xF6, 0xB0, struct lttng_kernel_event_notifier)
+#define LTTNG_KERNEL_EVENT_NOTIFIER_GROUP_NOTIFICATION_FD \
+	_IO(0xF6, 0xB1)
+
+/* Event notifier file descriptor ioctl */
+#define LTTNG_KERNEL_CAPTURE			_IO(0xF6, 0xB8)
+
 /*
  * LTTng-specific ioctls for the lib ringbuffer.
  *