1 #ifndef _LTTNG_TRACER_H
2 #define _LTTNG_TRACER_H
7 * This contains the definitions for the Linux Trace Toolkit Next
10 * Copyright (C) 2005-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; only
15 * version 2.1 of the License.
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
28 #include <linux/types.h>
29 #include <linux/limits.h>
30 #include <linux/list.h>
31 #include <linux/cache.h>
32 #include <linux/timex.h>
33 #include <linux/wait.h>
34 #include <asm/atomic.h>
35 #include <asm/local.h>
37 #include <wrapper/trace-clock.h>
38 #include <wrapper/compiler.h>
39 #include <wrapper/vmalloc.h>
40 #include <lttng-tracer-core.h>
41 #include <lttng-events.h>
43 #define LTTNG_MODULES_MAJOR_VERSION 2
44 #define LTTNG_MODULES_MINOR_VERSION 10
45 #define LTTNG_MODULES_PATCHLEVEL_VERSION 5
46 #define LTTNG_MODULES_EXTRAVERSION ""
48 #define LTTNG_VERSION_NAME "KeKriek"
49 #define LTTNG_VERSION_DESCRIPTION "From Brasserie Dunham, a sour mashed golden wheat ale fermented with local sour cherries from Tougas orchards. Fresh sweet cherry notes with some tartness, lively carbonation with a dry finish."
55 /* Number of bytes to log with a read/write event */
56 #define LTTNG_LOG_RW_SIZE 32L
57 #define LTTNG_MAX_SMALL_SIZE 0xFFFFU
59 #ifdef RING_BUFFER_ALIGN
60 #define lttng_alignof(type) __alignof__(type)
62 #define lttng_alignof(type) 1
65 /* Tracer properties */
66 #define CTF_MAGIC_NUMBER 0xC1FC1FC1
67 #define TSDL_MAGIC_NUMBER 0x75D11D57
69 /* CTF specification version followed */
70 #define CTF_SPEC_MAJOR 1
71 #define CTF_SPEC_MINOR 8
74 * Number of milliseconds to retry before failing metadata writes on buffer full
75 * condition. (10 seconds)
77 #define LTTNG_METADATA_TIMEOUT_MSEC 10000
79 #define LTTNG_RFLAG_EXTENDED RING_BUFFER_RFLAG_END
80 #define LTTNG_RFLAG_END (LTTNG_RFLAG_EXTENDED << 1)
82 #endif /* _LTTNG_TRACER_H */
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