64e1ad98d8b1e4306447f44eb92e14940e5afb01
[lttng-tools.git] / src / bin / lttng-sessiond / rotation-thread.h
1 /*
2 * Copyright (C) 2017 - Julien Desfossez <jdesfossez@efficios.com>
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License, version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
13 * You should have received a copy of the GNU General Public License along with
14 * this program; if not, write to the Free Software Foundation, Inc., 51
15 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
16 */
17
18 #ifndef ROTATION_THREAD_H
19 #define ROTATION_THREAD_H
20
21 #include <urcu/list.h>
22 #include <urcu.h>
23 #include <urcu/rculfhash.h>
24 #include <lttng/domain.h>
25 #include <common/pipe.h>
26 #include <common/compat/poll.h>
27 #include <common/hashtable/hashtable.h>
28 #include <pthread.h>
29 #include "session.h"
30
31 struct rotation_thread_handle {
32 /*
33 * Read side of pipes used to communicate with the rotation thread.
34 */
35 /* Notification from the consumers */
36 int ust32_consumer;
37 int ust64_consumer;
38 int kernel_consumer;
39 /* quit pipe */
40 int thread_quit_pipe;
41 };
42
43 struct rotation_thread_handle *rotation_thread_handle_create(
44 struct lttng_pipe *ust32_channel_rotate_pipe,
45 struct lttng_pipe *ust64_channel_rotate_pipe,
46 struct lttng_pipe *kernel_channel_rotate_pipe,
47 int thread_quit_pipe);
48
49 void rotation_thread_handle_destroy(
50 struct rotation_thread_handle *handle);
51
52 void *thread_rotation(void *data);
53
54 #endif /* ROTATION_THREAD_H */
This page took 0.042218 seconds and 4 git commands to generate.