projects / lttng-modules.git / blame
| Commit | Line | Data |
|---|---|---|
| b7cdc182 | 1 | /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only) */ |
| a90917c3 MD |
2 | #ifndef _LTTNG_TRACER_H |
| 3 | #define _LTTNG_TRACER_H | |
| 17baffe2 | 4 | |
| 1c8284eb | 5 | /* |
| 2df37e95 | 6 | * lttng/tracer.h |
| 17baffe2 | 7 | * |
| 886d51a3 MD |
8 | * This contains the definitions for the Linux Trace Toolkit Next |
| 9 | * Generation tracer. | |
| 1c8284eb | 10 | * |
| 886d51a3 | 11 | * Copyright (C) 2005-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 1c8284eb MD |
12 | */ |
| 13 | ||
| 1c8284eb MD |
14 | #include <linux/types.h> |
| 15 | #include <linux/limits.h> | |
| 16 | #include <linux/list.h> | |
| 17 | #include <linux/cache.h> | |
| 1c8284eb MD |
18 | #include <linux/timex.h> |
| 19 | #include <linux/wait.h> | |
| 1c8284eb MD |
20 | #include <asm/atomic.h> |
| 21 | #include <asm/local.h> | |
| 22 | ||
| bbd023d6 MD |
23 | #include <wrapper/trace-clock.h> |
| 24 | #include <wrapper/compiler.h> | |
| 1b25fe58 | 25 | #include <wrapper/vmalloc.h> |
| 2df37e95 MD |
26 | #include <lttng/tracer-core.h> |
| 27 | #include <lttng/events.h> | |
| 1c8284eb | 28 | |
| c6c9e10f | 29 | #define LTTNG_MODULES_MAJOR_VERSION 2 |
| 3affe789 | 30 | #define LTTNG_MODULES_MINOR_VERSION 13 |
| a0828ca5 | 31 | #define LTTNG_MODULES_PATCHLEVEL_VERSION 2 |
| fbba0d79 | 32 | #define LTTNG_MODULES_EXTRAVERSION "" |
| 80c16bcf | 33 | |
| b16808ec MD |
34 | #define LTTNG_VERSION_NAME "Nordicité" |
| 35 | #define LTTNG_VERSION_DESCRIPTION "The product of a collaboration between Champ Libre and Boréale, this farmhouse IPA is brewed with Kveik yeast and Québec-grown barley, oats and juniper branches. The result is a remarkable fruity hazy golden IPA that offers a balanced touch of resinous and woodsy bitterness." | |
| d117fe45 | 36 | |
| c099397a MD |
37 | #ifndef CHAR_BIT |
| 38 | #define CHAR_BIT 8 | |
| 39 | #endif | |
| 40 | ||
| 1c8284eb | 41 | /* Number of bytes to log with a read/write event */ |
| a90917c3 MD |
42 | #define LTTNG_LOG_RW_SIZE 32L |
| 43 | #define LTTNG_MAX_SMALL_SIZE 0xFFFFU | |
| 1c8284eb | 44 | |
| d793d5e1 | 45 | #ifdef RING_BUFFER_ALIGN |
| a90917c3 | 46 | #define lttng_alignof(type) __alignof__(type) |
| c099397a | 47 | #else |
| a90917c3 | 48 | #define lttng_alignof(type) 1 |
| d793d5e1 | 49 | #endif |
| 1c8284eb | 50 | |
| 1c8284eb | 51 | /* Tracer properties */ |
| 1c25284c | 52 | #define CTF_MAGIC_NUMBER 0xC1FC1FC1 |
| 881833e3 | 53 | #define TSDL_MAGIC_NUMBER 0x75D11D57 |
| 4173df96 MD |
54 | |
| 55 | /* CTF specification version followed */ | |
| 56 | #define CTF_SPEC_MAJOR 1 | |
| 57 | #define CTF_SPEC_MINOR 8 | |
| 58 | ||
| c099397a MD |
59 | /* |
| 60 | * Number of milliseconds to retry before failing metadata writes on buffer full | |
| 61 | * condition. (10 seconds) | |
| 62 | */ | |
| 63 | #define LTTNG_METADATA_TIMEOUT_MSEC 10000 | |
| 64 | ||
| a90917c3 MD |
65 | #define LTTNG_RFLAG_EXTENDED RING_BUFFER_RFLAG_END |
| 66 | #define LTTNG_RFLAG_END (LTTNG_RFLAG_EXTENDED << 1) | |
| 64c796d8 | 67 | |
| a90917c3 | 68 | #endif /* _LTTNG_TRACER_H */ |