drivers/filesystems/udfs/dldetect.h

   1 ////////////////////////////////////////////////////////////////////
   2 // Copyright (C) Alexander Telyatnikov, Ivan Keliukh, Yegor Anchishkin, SKIF Software, 1999-2013. Kiev, Ukraine
   3 // All rights reserved
   4 // This file was released under the GPLv2 on June 2015.
   5 ////////////////////////////////////////////////////////////////////
   6 /*
   7
   8 Module Name:
   9
  10     DLDetect.h
  11
  12 Abstract:
  13
  14     This file contains all defines and protos related to DeadLock Detector.
  15
  16 Environment:
  17
  18     NT Kernel Mode
  19 */
  20
  21 #ifndef _DL_DETECT_H_
  22 #define _DL_DETECT_H_
  23
  24
  25 #define DLDAllocatePool(size)   MyAllocatePool__(NonPagedPool,size)
  26 #define DLDFreePool(addr)       MyFreePool__((addr))
  27
  28 #define DLDGetCurrentResourceThread() \
  29     ((ERESOURCE_THREAD)PsGetCurrentThread())
  30
  31 #ifndef ResourceOwnedExclusive
  32 #define ResourceOwnedExclusive 0x80
  33 #endif
  34 #define ResourceDisableBoost   0x08
  35
  36
  37 VOID DLDInit(ULONG MaxThrdCount);
  38
  39
  40 VOID DLDAcquireExclusive(PERESOURCE Resource,
  41                 ULONG BugCheckId,
  42                 ULONG Line);
  43
  44 VOID DLDAcquireShared(PERESOURCE Resource,
  45                       ULONG BugCheckId,
  46                       ULONG Line,
  47                       BOOLEAN WaitForExclusive);
  48
  49 VOID DLDAcquireSharedStarveExclusive(PERESOURCE Resource,
  50                       ULONG BugCheckId,
  51                       ULONG Line);
  52
  53 VOID DLDUnblock(PERESOURCE Resource);
  54
  55
  56 VOID DLDFree(VOID);
  57
  58 typedef struct _THREAD_STRUCT {
  59     ERESOURCE_THREAD    ThreadId;
  60     PERESOURCE          WaitingResource;
  61     ULONG               BugCheckId;
  62     ULONG               Line;
  63 } THREAD_STRUCT, *PTHREAD_STRUCT;
  64
  65
  66 typedef struct _THREAD_REC_BLOCK {
  67     PTHREAD_STRUCT      Thread;
  68     PERESOURCE          HoldingResource;
  69 } THREAD_REC_BLOCK, *PTHREAD_REC_BLOCK;
  70
  71 #endif // _DL_DETECT_H_