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1/*
2 * Copyright (c) 2017 Apple, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28
29#ifndef _WORKQUEUE_TRACE_H_
30#define _WORKQUEUE_TRACE_H_
31
32// General workqueue tracepoints, mostly for debugging
33#define WQ_TRACE_WORKQUEUE_SUBCLASS 1
34// Workqueue request scheduling tracepoints
35#define WQ_TRACE_REQUESTS_SUBCLASS 2
36// Generic pthread tracepoints
37#define WQ_TRACE_BSDTHREAD_SUBCLASS 16
38
39#define TRACE_wq_pthread_exit \
40 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x01)
41#define TRACE_wq_workqueue_exit \
42 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x02)
43#define TRACE_wq_runthread \
44 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x03)
45#define TRACE_wq_death_call \
46 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x05)
47#define TRACE_wq_thread_block \
48 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x09)
49#define TRACE_wq_thactive_update \
50 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x0a)
51#define TRACE_wq_add_timer \
52 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x0b)
53#define TRACE_wq_start_add_timer \
54 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x0c)
55#define TRACE_wq_override_dispatch \
56 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x14)
57#define TRACE_wq_override_reset \
58 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x15)
59#define TRACE_wq_thread_create_failed \
60 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x1d)
61#define TRACE_wq_thread_terminate \
62 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x1e)
63#define TRACE_wq_thread_create \
64 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x1f)
65#define TRACE_wq_select_threadreq \
66 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x20)
67#define TRACE_wq_creator_select \
68 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x23)
69#define TRACE_wq_creator_yield \
70 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x24)
71#define TRACE_wq_constrained_admission \
72 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x25)
73#define TRACE_wq_wqops_reqthreads \
74 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_WORKQUEUE_SUBCLASS, 0x26)
75
76#define TRACE_wq_create \
77 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x01)
78#define TRACE_wq_destroy \
79 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x02)
80#define TRACE_wq_thread_logical_run \
81 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x03)
82#define TRACE_wq_thread_request_initiate \
83 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x05)
84#define TRACE_wq_thread_request_modify \
85 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x06)
86#define TRACE_wq_thread_request_fulfill \
87 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_REQUESTS_SUBCLASS, 0x08)
88
89#define TRACE_bsdthread_set_qos_self \
90 KDBG_CODE(DBG_PTHREAD, WQ_TRACE_BSDTHREAD_SUBCLASS, 0x1)
91
92#define WQ_TRACE(x,a,b,c,d,e) \
93 ({ KERNEL_DEBUG_CONSTANT(x, a, b, c, d, e); })
94#define WQ_TRACE_WQ(x,wq,b,c,d,e) \
95 ({ KERNEL_DEBUG_CONSTANT(x, (wq)->wq_proc->p_pid, b, c, d, e); })
96
97#if (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD)
98#define __wq_trace_only
99#else // (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD)
100#define __wq_trace_only __unused
101#endif // (KDEBUG_LEVEL >= KDEBUG_LEVEL_STANDARD)
102
103#endif // _WORKQUEUE_TRACE_H_