SoW-2020-0002: Trace Hit Counters: trigger error reporting integration

[lttng-tools.git] / src / common / kernel-ctl / kernel-ioctl.h

diff --git a/src/common/kernel-ctl/kernel-ioctl.h b/src/common/kernel-ctl/kernel-ioctl.h
index 68056dcf1279521e9fa6ed0a73fb8b2fc246a450..4cffd9179176f21633bf74fca514e2ef8a2675b5 100644 (file)
--- a/src/common/kernel-ctl/kernel-ioctl.h
+++ b/src/common/kernel-ctl/kernel-ioctl.h
@@ -1,26 +1,16 @@
 /*
- * Copyright (C) 2011 - Julien Desfossez <julien.desfossez@polymtl.ca>
- *                      Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2011 Julien Desfossez <julien.desfossez@polymtl.ca>
+ * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License, version 2 only,
- * as published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #ifndef _LTT_KERNEL_IOCTL_H
 #define _LTT_KERNEL_IOCTL_H
 
 #define LTTNG_MODULES_ABI_MAJOR_VERSION                2
-#define LTTNG_MODULES_ABI_MINOR_VERSION                1
+#define LTTNG_MODULES_ABI_MINOR_VERSION                5
 
 /* Get a snapshot of the current ring buffer producer and consumer positions */
 #define RING_BUFFER_SNAPSHOT                _IO(0xF6, 0x00)
@@ -47,10 +37,26 @@
 #define RING_BUFFER_GET_MMAP_LEN            _IOR(0xF6, 0x0A, unsigned long)
 /* returns the offset of the subbuffer belonging to the mmap reader. */
 #define RING_BUFFER_GET_MMAP_READ_OFFSET    _IOR(0xF6, 0x0B, unsigned long)
-/* flush the current sub-buffer */
+/* Flush the current sub-buffer, if non-empty. */
 #define RING_BUFFER_FLUSH                   _IO(0xF6, 0x0C)
 /* Get the current version of the metadata cache (after a get_next). */
 #define RING_BUFFER_GET_METADATA_VERSION    _IOR(0xF6, 0x0D, uint64_t)
+/*
+ * Get a snapshot of the current ring buffer producer and consumer positions,
+ * regardless of whether or not the two positions are contained within the same
+ * sub-buffer.
+ */
+#define RING_BUFFER_SNAPSHOT_SAMPLE_POSITIONS  _IO(0xF6, 0x0E)
+/* Flush the current sub-buffer, even if empty. */
+#define RING_BUFFER_FLUSH_EMPTY                        _IO(0xF6, 0x0F)
+/*
+ * Reset the position of what has been consumed from the metadata cache to 0
+ * so it can be read again.
+ */
+#define RING_BUFFER_METADATA_CACHE_DUMP                _IO(0xF6, 0x10)
+/* Clear ring buffer content */
+#define RING_BUFFER_CLEAR                               _IO(0xF6, 0x11)
+#define RING_RING_BUFFER_GET_NEXT_SUBBUF_METADATA_CHECK _IOR(0xF6, 0x12, uint32_t)
 
 /* returns the timestamp begin of the current sub-buffer */
 #define LTTNG_RING_BUFFER_GET_TIMESTAMP_BEGIN     _IOR(0xF6, 0x20, uint64_t)
@@ -78,8 +84,6 @@
                _IOR(0xF6, 0x41, struct lttng_kernel_old_tracer_version)
 #define LTTNG_KERNEL_OLD_TRACEPOINT_LIST        _IO(0xF6, 0x42)
 #define LTTNG_KERNEL_OLD_WAIT_QUIESCENT         _IO(0xF6, 0x43)
-#define LTTNG_KERNEL_OLD_CALIBRATE             \
-       _IOWR(0xF6, 0x44, struct lttng_kernel_old_calibrate)
 
 /* Session FD ioctl */
 #define LTTNG_KERNEL_OLD_METADATA               \
@@ -110,12 +114,23 @@
        _IOR(0xF6, 0x46, struct lttng_kernel_tracer_version)
 #define LTTNG_KERNEL_TRACEPOINT_LIST   _IO(0xF6, 0x47)
 #define LTTNG_KERNEL_WAIT_QUIESCENT            _IO(0xF6, 0x48)
-#define LTTNG_KERNEL_CALIBRATE                 \
-       _IOWR(0xF6, 0x49, struct lttng_kernel_calibrate)
 #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_TRIGGER_GROUP_CREATE _IO(0xF6, 0x4C)
+
+/* Trigger group file descriptor ioctl */
+#define LTTNG_KERNEL_TRIGGER_GROUP_NOTIFICATION_FD _IO(0xF6, 0x30)
+#define LTTNG_KERNEL_TRIGGER_CREATE \
+       _IOW(0xF6, 0x31, struct lttng_kernel_trigger)
+#define LTTNG_KERNEL_CAPTURE _IO(0xF6, 0x32)
+
+#define LTTNG_KERNEL_COUNTER \
+       _IOW(0xF6, 0x33, struct lttng_kernel_counter_conf)
+#define LTTNG_KERNEL_COUNTER_VALUE \
+       _IOWR(0xF6, 0x34, struct lttng_kernel_counter_value)
+
 /* Session FD ioctl */
 #define LTTNG_KERNEL_METADATA                  \
        _IOW(0xF6, 0x54, struct lttng_kernel_channel)
@@ -134,6 +149,12 @@
  */
 #define LTTNG_KERNEL_SESSION_LIST_TRACKER_PIDS _IO(0xF6, 0x58)
 #define LTTNG_KERNEL_SESSION_METADATA_REGEN    _IO(0xF6, 0x59)
+/* 0x5A and 0x5B are reserved for a future ABI-breaking cleanup. */
+#define LTTNG_KERNEL_SESSION_STATEDUMP         _IO(0xF6, 0x5C)
+#define LTTNG_KERNEL_SESSION_SET_NAME          \
+       _IOR(0xF6, 0x5D, struct lttng_kernel_session_name)
+#define LTTNG_KERNEL_SESSION_SET_CREATION_TIME         \
+       _IOR(0xF6, 0x5E, struct lttng_kernel_session_creation_time)
 
 /* Channel FD ioctl */
 #define LTTNG_KERNEL_STREAM                    _IO(0xF6, 0x62)
@@ -152,5 +173,14 @@
 
 /* Event FD ioctl */
 #define LTTNG_KERNEL_FILTER                    _IO(0xF6, 0x90)
+#define LTTNG_KERNEL_ADD_CALLSITE      _IO(0xF6, 0x91)
+
+/* Session FD ioctl (continued) */
+#define LTTNG_KERNEL_SESSION_LIST_TRACKER_IDS  \
+       _IOR(0xF6, 0xA0, struct lttng_kernel_tracker_args)
+#define LTTNG_KERNEL_SESSION_TRACK_ID          \
+       _IOR(0xF6, 0xA1, struct lttng_kernel_tracker_args)
+#define LTTNG_KERNEL_SESSION_UNTRACK_ID                \
+       _IOR(0xF6, 0xA2, struct lttng_kernel_tracker_args)
 
 #endif /* _LTT_KERNEL_IOCTL_H */