xnu-3248.20.55.tar.gz
[apple/xnu.git] / osfmk / kperf / threadinfo.h
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1c79356b 1/*
316670eb 2 * Copyright (c) 2011 Apple Computer, Inc. All rights reserved.
1c79356b 3 *
2d21ac55 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
1c79356b 5 *
2d21ac55
A
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.
8f6c56a5 14 *
2d21ac55
A
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
8f6c56a5
A
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
2d21ac55
A
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.
8f6c56a5 25 *
2d21ac55 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
1c79356b 27 */
1c79356b 28
316670eb
A
29#ifndef __AP_THREADINFO_H__
30#define __AP_THREADINFO_H__
31
32/* 'live' threadinfo */
33struct threadinfo
34{
35 uint64_t pid;
36 uint64_t tid;
37 uint64_t dq_addr;
38 uint64_t runmode;
39};
40
41/* extra info we sample out of bounds */
42#define CHUD_MAXPCOMM 16 /* copy from kernel somewhere :P */
43struct tinfo_ex
44{
45 char p_comm[CHUD_MAXPCOMM+1]; /* XXX: 16 + 1 */
46};
47
48struct kperf_context;
49extern void kperf_threadinfo_sample(struct threadinfo *ti, struct kperf_context *);
50extern void kperf_threadinfo_log(struct threadinfo *ti);
51
52extern void kperf_threadinfo_extra_sample(struct tinfo_ex *, struct kperf_context *);
53extern int kperf_threadinfo_extra_pend(struct kperf_context *);
54extern void kperf_threadinfo_extra_log(struct tinfo_ex *);
55
56#endif /* __AP_THREADINFO_H__ */