2 * SPDX-License-Identifier: LGPL-2.1-only
4 * Copyright (C) 2005-2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
6 * This contains the core definitions for the Linux Trace Toolkit.
9 #ifndef _LTTNG_TRACER_CORE_H
10 #define _LTTNG_TRACER_CORE_H
13 #include <urcu/arch.h>
14 #include <urcu/list.h>
15 #include <lttng/ust-tracer.h>
16 #include <lttng/ust-ringbuffer-context.h>
17 #include "common/logging.h"
19 enum lttng_ust_init_thread_flags
{
20 LTTNG_UST_INIT_THREAD_CONTEXT_CACHE
= (1 << 0),
21 LTTNG_UST_INIT_THREAD_MASK
= (LTTNG_UST_INIT_THREAD_CONTEXT_CACHE
<< 1) - 1,
24 struct lttng_ust_session
;
25 struct lttng_ust_channel_buffer
;
26 struct lttng_ust_ctx_field
;
27 struct lttng_ust_ring_buffer_ctx
;
28 struct lttng_ust_ctx_value
;
29 struct lttng_ust_event_recorder
;
30 struct lttng_ust_event_notifier
;
31 struct lttng_ust_notification_ctx
;
33 int ust_lock(void) __attribute__ ((warn_unused_result
))
34 __attribute__((visibility("hidden")));
36 void ust_lock_nocheck(void)
37 __attribute__((visibility("hidden")));
40 __attribute__((visibility("hidden")));
42 void lttng_ust_common_init_thread(int flags
)
43 __attribute__((visibility("hidden")));
45 void lttng_ust_vtid_init_thread(int flags
)
46 __attribute__((visibility("hidden")));
48 void lttng_ust_procname_init_thread(int flags
)
49 __attribute__((visibility("hidden")));
51 void lttng_ust_cgroup_ns_init_thread(int flags
)
52 __attribute__((visibility("hidden")));
54 void lttng_ust_ipc_ns_init_thread(int flags
)
55 __attribute__((visibility("hidden")));
57 void lttng_ust_net_ns_init_thread(int flags
)
58 __attribute__((visibility("hidden")));
60 void lttng_ust_time_ns_init_thread(int flags
)
61 __attribute__((visibility("hidden")));
63 void lttng_ust_uts_ns_init_thread(int flags
)
64 __attribute__((visibility("hidden")));
66 const char *lttng_ust_obj_get_name(int id
)
67 __attribute__((visibility("hidden")));
69 int lttng_get_notify_socket(void *owner
)
70 __attribute__((visibility("hidden")));
72 char* lttng_ust_sockinfo_get_procname(void *owner
)
73 __attribute__((visibility("hidden")));
75 void lttng_ust_sockinfo_session_enabled(void *owner
)
76 __attribute__((visibility("hidden")));
78 void lttng_event_notifier_notification_send(
79 const struct lttng_ust_event_notifier
*event_notifier
,
80 const char *stack_data
,
81 struct lttng_ust_probe_ctx
*probe_ctx
,
82 struct lttng_ust_notification_ctx
*notif_ctx
)
83 __attribute__((visibility("hidden")));
85 #ifdef HAVE_LINUX_PERF_EVENT_H
86 void lttng_ust_perf_counter_init_thread(int flags
)
87 __attribute__((visibility("hidden")));
89 void lttng_perf_lock(void)
90 __attribute__((visibility("hidden")));
92 void lttng_perf_unlock(void)
93 __attribute__((visibility("hidden")));
94 #else /* #ifdef HAVE_LINUX_PERF_EVENT_H */
96 void lttng_ust_perf_counter_init_thread(int flags
__attribute__((unused
)))
100 void lttng_perf_lock(void)
104 void lttng_perf_unlock(void)
107 #endif /* #else #ifdef HAVE_LINUX_PERF_EVENT_H */
109 #endif /* _LTTNG_TRACER_CORE_H */