Add a packet sequence number

[lttng-modules.git] / lttng-abi.h

diff --git a/lttng-abi.h b/lttng-abi.h
index 7239f76f5f41f5eb63cce30f808a5d1339d3228c..2d342c1bfafc0d3d3da605f59c074796a277fae0 100644 (file)
--- a/lttng-abi.h
+++ b/lttng-abi.h
@@ -141,6 +141,7 @@ enum lttng_kernel_context_type {
        LTTNG_KERNEL_CONTEXT_PPID               = 8,
        LTTNG_KERNEL_CONTEXT_VPPID              = 9,
        LTTNG_KERNEL_CONTEXT_HOSTNAME           = 10,
+       LTTNG_KERNEL_CONTEXT_CPU_ID             = 11,
 };
 
 struct lttng_kernel_perf_counter_ctx {
@@ -161,6 +162,14 @@ struct lttng_kernel_context {
        } u;
 } __attribute__((packed));
 
+#define LTTNG_KERNEL_FILTER_BYTECODE_MAX_LEN           65536
+struct lttng_kernel_filter_bytecode {
+       uint32_t len;
+       uint32_t reloc_offset;
+       uint64_t seqnum;
+       char data[0];
+} __attribute__((packed));
+
 /* LTTng file descriptor ioctl */
 #define LTTNG_KERNEL_SESSION                   _IO(0xF6, 0x45)
 #define LTTNG_KERNEL_TRACER_VERSION            \
@@ -201,6 +210,9 @@ struct lttng_kernel_context {
 #define LTTNG_KERNEL_ENABLE                    _IO(0xF6, 0x82)
 #define LTTNG_KERNEL_DISABLE                   _IO(0xF6, 0x83)
 
+/* Event FD ioctl */
+#define LTTNG_KERNEL_FILTER                    _IO(0xF6, 0x90)
+
 /* LTTng-specific ioctls for the lib ringbuffer */
 /* returns the timestamp begin of the current sub-buffer */
 #define LTTNG_RING_BUFFER_GET_TIMESTAMP_BEGIN  _IOR(0xF6, 0x20, uint64_t)
@@ -216,6 +228,8 @@ struct lttng_kernel_context {
 #define LTTNG_RING_BUFFER_GET_STREAM_ID                _IOR(0xF6, 0x25, uint64_t)
 /* returns the current timestamp */
 #define LTTNG_RING_BUFFER_GET_CURRENT_TIMESTAMP        _IOR(0xF6, 0x26, uint64_t)
+/* returns the packet sequence number */
+#define LTTNG_RING_BUFFER_GET_SEQ_NUM          _IOR(0xF6, 0x27, uint64_t)
 
 #ifdef CONFIG_COMPAT
 /* returns the timestamp begin of the current sub-buffer */
@@ -239,6 +253,9 @@ struct lttng_kernel_context {
 /* returns the current timestamp */
 #define LTTNG_RING_BUFFER_COMPAT_GET_CURRENT_TIMESTAMP \
        LTTNG_RING_BUFFER_GET_CURRENT_TIMESTAMP
+/* returns the packet sequence number */
+#define LTTNG_RING_BUFFER_COMPAT_GET_SEQ_NUM   \
+       LTTNG_RING_BUFFER_GET_SEQ_NUM
 #endif /* CONFIG_COMPAT */
 
 #endif /* _LTTNG_ABI_H */