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Implement event notifier send notification
[lttng-modules.git]
/
include
/
lttng
/
abi.h
diff --git
a/include/lttng/abi.h
b/include/lttng/abi.h
index 086a5834fe764b9e0342b7a4c72c296be1ae1903..5f0a3aa52a8ee992b0f5242a3e9412be4b923006 100644
(file)
--- 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 */
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));
int overwrite; /* 1: overwrite, 0: discard */
char padding[LTTNG_KERNEL_CHANNEL_PADDING];
} __attribute__((packed));
@@
-118,11
+118,12
@@
struct lttng_kernel_syscall {
/*
* For syscall tracing, name = "*" means "enable all".
*/
/*
* 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 */
#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 */
char padding[LTTNG_KERNEL_EVENT_PADDING1];
/* Per instrumentation type configuration */
@@
-136,6
+137,13
@@
struct lttng_kernel_event {
} u;
} __attribute__((packed));
} 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));
+
struct lttng_kernel_tracer_version {
uint32_t major;
uint32_t minor;
struct lttng_kernel_tracer_version {
uint32_t major;
uint32_t minor;
@@
-160,7
+168,7
@@
enum lttng_kernel_calibrate_type {
};
struct lttng_kernel_calibrate {
};
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 {
} __attribute__((packed));
struct lttng_kernel_syscall_mask {
@@
-218,7
+226,7
@@
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 {
#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 {
char padding[LTTNG_KERNEL_CONTEXT_PADDING1];
union {
@@
-247,7
+255,7
@@
enum lttng_kernel_tracker_type {
};
struct lttng_kernel_tracker_args {
};
struct lttng_kernel_tracker_args {
- enum lttng_kernel_tracker_type type;
+ uint32_t type; /* enum lttng_kernel_tracker_type */
int32_t id;
};
int32_t id;
};
@@
-263,6
+271,7
@@
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_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. */
/* Session FD ioctl */
/* lttng/abi-old.h reserve 0x50, 0x51, 0x52, and 0x53. */
@@
-305,12
+314,12
@@
struct lttng_kernel_tracker_args {
#define LTTNG_KERNEL_CONTEXT \
_IOW(0xF6, 0x71, struct lttng_kernel_context)
#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)
/* 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)
#define LTTNG_KERNEL_FILTER _IO(0xF6, 0x90)
#define LTTNG_KERNEL_ADD_CALLSITE _IO(0xF6, 0x91)
@@
-322,6
+331,12
@@
struct lttng_kernel_tracker_args {
#define LTTNG_KERNEL_SESSION_UNTRACK_ID \
_IOR(0xF6, 0xA2, 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)
+
/*
* LTTng-specific ioctls for the lib ringbuffer.
*
/*
* LTTng-specific ioctls for the lib ringbuffer.
*
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