acpica/executer/exmutex.c

131     ACPI_OPERAND_OBJECT     *ObjDesc,
139  * PARAMETERS:  ObjDesc             - The mutex to be unlinked
149     ACPI_OPERAND_OBJECT     *ObjDesc)
151     ACPI_THREAD_STATE       *Thread = ObjDesc->Mutex.OwnerThread;
161     if (ObjDesc->Mutex.Next)
163         (ObjDesc->Mutex.Next)->Mutex.Prev = ObjDesc->Mutex.Prev;
166     if (ObjDesc->Mutex.Prev)
168         (ObjDesc->Mutex.Prev)->Mutex.Next = ObjDesc->Mutex.Next;
176         (ObjDesc->Mutex.Prev)->Mutex.OriginalSyncLevel =
177             ObjDesc->Mutex.OriginalSyncLevel;
181         Thread->AcquiredMutexList = ObjDesc->Mutex.Next;
190  * PARAMETERS:  ObjDesc         - The mutex to be linked
201     ACPI_OPERAND_OBJECT     *ObjDesc,
211     ObjDesc->Mutex.Prev = NULL;
212     ObjDesc->Mutex.Next = ListHead;
218         ListHead->Mutex.Prev = ObjDesc;
223     Thread->AcquiredMutexList = ObjDesc;
232  *              ObjDesc             - Mutex object
253     ACPI_OPERAND_OBJECT     *ObjDesc,
259     ACPI_FUNCTION_TRACE_PTR (ExAcquireMutexObject, ObjDesc);
262     if (!ObjDesc)
269     if (ObjDesc->Mutex.ThreadId == ThreadId)
275         ObjDesc->Mutex.AcquisitionDepth++;
281     if (ObjDesc == AcpiGbl_GlobalLockMutex)
287         Status = AcpiExSystemWaitMutex (ObjDesc->Mutex.OsMutex,
300     ObjDesc->Mutex.ThreadId = ThreadId;
301     ObjDesc->Mutex.AcquisitionDepth = 1;
302     ObjDesc->Mutex.OriginalSyncLevel = 0;
303     ObjDesc->Mutex.OwnerThread = NULL;      /* Used only for AML Acquire() */
314  *              ObjDesc             - Mutex object
326     ACPI_OPERAND_OBJECT     *ObjDesc,
332     ACPI_FUNCTION_TRACE_PTR (ExAcquireMutex, ObjDesc);
335     if (!ObjDesc)
345             AcpiUtGetNodeName (ObjDesc->Mutex.Node)));
353     if (WalkState->Thread->CurrentSyncLevel > ObjDesc->Mutex.SyncLevel)
357             AcpiUtGetNodeName (ObjDesc->Mutex.Node),
363                 ObjDesc, WalkState->Thread->ThreadId);
364     if (ACPI_SUCCESS (Status) && ObjDesc->Mutex.AcquisitionDepth == 1)
368         ObjDesc->Mutex.OwnerThread = WalkState->Thread;
369         ObjDesc->Mutex.OriginalSyncLevel = WalkState->Thread->CurrentSyncLevel;
370         WalkState->Thread->CurrentSyncLevel = ObjDesc->Mutex.SyncLevel;
374         AcpiExLinkMutex (ObjDesc, WalkState->Thread);
385  * PARAMETERS:  ObjDesc             - The object descriptor for this op
405     ACPI_OPERAND_OBJECT     *ObjDesc)
413     if (ObjDesc->Mutex.AcquisitionDepth == 0)
420     ObjDesc->Mutex.AcquisitionDepth--;
421     if (ObjDesc->Mutex.AcquisitionDepth != 0)
428     if (ObjDesc->Mutex.OwnerThread)
432         AcpiExUnlinkMutex (ObjDesc);
433         ObjDesc->Mutex.OwnerThread = NULL;
438     if (ObjDesc == AcpiGbl_GlobalLockMutex)
444         AcpiOsReleaseMutex (ObjDesc->Mutex.OsMutex);
449     ObjDesc->Mutex.ThreadId = 0;
458  * PARAMETERS:  ObjDesc             - The object descriptor for this op
469     ACPI_OPERAND_OBJECT     *ObjDesc,
479     if (!ObjDesc)
486     if (!ObjDesc->Mutex.OwnerThread)
489             AcpiUtGetNodeName (ObjDesc->Mutex.Node)));
497     if ((ObjDesc->Mutex.OwnerThread->ThreadId != WalkState->Thread->ThreadId) &&
498         (ObjDesc != AcpiGbl_GlobalLockMutex))
503             AcpiUtGetNodeName (ObjDesc->Mutex.Node),
504             ACPI_CAST_PTR (void, ObjDesc->Mutex.OwnerThread->ThreadId)));
513             AcpiUtGetNodeName (ObjDesc->Mutex.Node)));
524     if (ObjDesc->Mutex.SyncLevel != WalkState->Thread->CurrentSyncLevel)
528             AcpiUtGetNodeName (ObjDesc->Mutex.Node),
529             ObjDesc->Mutex.SyncLevel, WalkState->Thread->CurrentSyncLevel));
541     Status = AcpiExReleaseMutexObject (ObjDesc);
547     if (ObjDesc->Mutex.AcquisitionDepth == 0)
580     ACPI_OPERAND_OBJECT     *ObjDesc;
590         ObjDesc = Next;
591         Next = ObjDesc->Mutex.Next;
593         ObjDesc->Mutex.Prev = NULL;
594         ObjDesc->Mutex.Next = NULL;
595         ObjDesc->Mutex.AcquisitionDepth = 0;
599         if (ObjDesc == AcpiGbl_GlobalLockMutex)
607             AcpiOsReleaseMutex (ObjDesc->Mutex.OsMutex);
612         ObjDesc->Mutex.OwnerThread = NULL;
613         ObjDesc->Mutex.ThreadId = 0;
617         Thread->CurrentSyncLevel = ObjDesc->Mutex.OriginalSyncLevel;