| | 1 | /* |
| | 2 | * Copyright (c) 2000-2016 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 _KERN_BLOCK_HINT_H_ |
| | 30 | #define _KERN_BLOCK_HINT_H_ |
| | 31 | |
| | 32 | typedef enum thread_snapshot_wait_flags { |
| | 33 | kThreadWaitNone = 0x00, |
| | 34 | kThreadWaitKernelMutex = 0x01, |
| | 35 | kThreadWaitPortReceive = 0x02, |
| | 36 | kThreadWaitPortSetReceive = 0x03, |
| | 37 | kThreadWaitPortSend = 0x04, |
| | 38 | kThreadWaitPortSendInTransit = 0x05, |
| | 39 | kThreadWaitSemaphore = 0x06, |
| | 40 | kThreadWaitKernelRWLockRead = 0x07, |
| | 41 | kThreadWaitKernelRWLockWrite = 0x08, |
| | 42 | kThreadWaitKernelRWLockUpgrade = 0x09, |
| | 43 | kThreadWaitUserLock = 0x0a, |
| | 44 | kThreadWaitPThreadMutex = 0x0b, |
| | 45 | kThreadWaitPThreadRWLockRead = 0x0c, |
| | 46 | kThreadWaitPThreadRWLockWrite = 0x0d, |
| | 47 | kThreadWaitPThreadCondVar = 0x0e, |
| | 48 | kThreadWaitParkedWorkQueue = 0x0f, |
| | 49 | kThreadWaitWorkloopSyncWait = 0x10, |
| | 50 | kThreadWaitOnProcess = 0x11, |
| | 51 | kThreadWaitSleepWithInheritor = 0x12, |
| | 52 | kThreadWaitEventlink = 0x13, |
| | 53 | kThreadWaitCompressor = 0x14, |
| | 54 | } __attribute__((packed)) block_hint_t; |
| | 55 | |
| | 56 | _Static_assert(sizeof(block_hint_t) <= sizeof(short), |
| | 57 | "block_hint_t must fit within a short"); |
| | 58 | |
| | 59 | #ifdef XNU_KERNEL_PRIVATE |
| | 60 | |
| | 61 | struct turnstile; |
| | 62 | struct waitq; |
| | 63 | typedef struct stackshot_thread_waitinfo thread_waitinfo_t; |
| | 64 | |
| | 65 | /* Used for stackshot_thread_waitinfo_unsafe */ |
| | 66 | extern void kdp_lck_mtx_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 67 | extern void kdp_sema_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 68 | extern void kdp_mqueue_send_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 69 | extern void kdp_mqueue_recv_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 70 | extern void kdp_ulock_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 71 | extern void kdp_rwlck_find_owner(struct waitq * waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 72 | extern void kdp_pthread_find_owner(thread_t thread, thread_waitinfo_t *waitinfo); |
| | 73 | extern void *kdp_pthread_get_thread_kwq(thread_t thread); |
| | 74 | extern void kdp_workloop_sync_wait_find_owner(thread_t thread, event64_t event, thread_waitinfo_t *waitinfo); |
| | 75 | extern void kdp_wait4_find_process(thread_t thread, event64_t event, thread_waitinfo_t *waitinfo); |
| | 76 | extern void kdp_sleep_with_inheritor_find_owner(struct waitq * waitq, __unused event64_t event, thread_waitinfo_t * waitinfo); |
| | 77 | extern void kdp_turnstile_fill_tsinfo(struct turnstile *ts, thread_turnstileinfo_t *tsinfo); |
| | 78 | void kdp_eventlink_find_owner(struct waitq *waitq, event64_t event, thread_waitinfo_t *waitinfo); |
| | 79 | |
| | 80 | #endif /* XNU_KERNEL_PRIVATE */ |
| | 81 | |
| | 82 | #endif /* !_KERN_BLOCK_HINT_H_ */ |
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