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Changed parameters for IoPageRead/IoPageWrite/IoSynchronousPageWrite.
Removed referencing of the event/file object. svn path=/trunk/; revision=3424
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parent
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commit
f454afa33c
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@ -1,12 +1,12 @@
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/* $Id: page.c,v 1.16 2002/04/27 19:22:09 hbirr Exp $
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/* $Id: page.c,v 1.17 2002/08/28 07:19:10 hbirr Exp $
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: ntoskrnl/ke/bug.c
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* PURPOSE: Graceful system shutdown if a bug is detected
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* PROGRAMMER: David Welch (welch@mcmail.com)
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* FILE: ntoskrnl/io/page.c
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* PURPOSE:
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* PROGRAMMER:
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* UPDATE HISTORY:
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* Created 22/05/98
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*
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*/
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/* INCLUDES *****************************************************************/
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@ -19,11 +19,12 @@
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/* FUNCTIONS *****************************************************************/
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NTSTATUS STDCALL IoPageWrite(PFILE_OBJECT FileObject,
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PMDL Mdl,
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PLARGE_INTEGER Offset,
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PIO_STATUS_BLOCK StatusBlock,
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BOOLEAN PagingIo)
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NTSTATUS STDCALL
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IoPageWrite(PFILE_OBJECT FileObject,
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PMDL Mdl,
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PLARGE_INTEGER Offset,
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PKEVENT Event,
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PIO_STATUS_BLOCK StatusBlock)
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{
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PIRP Irp;
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PIO_STACK_LOCATION StackPtr;
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@ -32,37 +33,23 @@ NTSTATUS STDCALL IoPageWrite(PFILE_OBJECT FileObject,
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DPRINT("IoPageWrite(FileObject %x, Mdl %x)\n",
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FileObject, Mdl);
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ObReferenceObjectByPointer(FileObject,
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STANDARD_RIGHTS_REQUIRED,
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IoFileObjectType,
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UserMode);
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KeResetEvent( &FileObject->Event );
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Irp = IoBuildSynchronousFsdRequestWithMdl(IRP_MJ_WRITE,
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FileObject->DeviceObject,
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Mdl,
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Offset,
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&FileObject->Event,
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Event,
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StatusBlock,
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PagingIo);
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TRUE);
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if (Irp == NULL)
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{
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return (STATUS_INSUFFICIENT_RESOURCES);
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}
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Irp->Flags = IRP_NOCACHE|IRP_PAGING_IO;
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StackPtr = IoGetNextIrpStackLocation(Irp);
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StackPtr->FileObject = FileObject;
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DPRINT("Before IoCallDriver\n");
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Status = IoCallDriver(FileObject->DeviceObject,Irp);
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Status = IofCallDriver(FileObject->DeviceObject,Irp);
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DPRINT("Status %d STATUS_PENDING %d\n",Status,STATUS_PENDING);
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if (Status == STATUS_PENDING && !(FileObject->Flags & FO_SYNCHRONOUS_IO))
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{
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DPRINT("Waiting for io operation\n");
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if (FileObject->Flags & FO_ALERTABLE_IO)
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{
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KeWaitForSingleObject(&FileObject->Event,Executive,KernelMode,TRUE,NULL);
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}
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else
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{
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DPRINT("Non-alertable wait\n");
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KeWaitForSingleObject(&FileObject->Event,Executive,KernelMode,FALSE,NULL);
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}
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Status = StatusBlock->Status;
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}
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return(Status);
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}
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@ -71,8 +58,8 @@ NTSTATUS STDCALL
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IoPageRead(PFILE_OBJECT FileObject,
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PMDL Mdl,
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PLARGE_INTEGER Offset,
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PIO_STATUS_BLOCK StatusBlock,
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BOOLEAN PagingIo)
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PKEVENT Event,
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PIO_STATUS_BLOCK StatusBlock)
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{
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PIRP Irp;
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PIO_STACK_LOCATION StackPtr;
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@ -81,49 +68,60 @@ IoPageRead(PFILE_OBJECT FileObject,
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DPRINT("IoPageRead(FileObject %x, Mdl %x)\n",
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FileObject, Mdl);
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ObReferenceObjectByPointer(FileObject,
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STANDARD_RIGHTS_REQUIRED,
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IoFileObjectType,
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UserMode);
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KeResetEvent( &FileObject->Event );
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Irp = IoBuildSynchronousFsdRequestWithMdl(IRP_MJ_READ,
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FileObject->DeviceObject,
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Mdl,
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Offset,
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&FileObject->Event,
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Event,
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StatusBlock,
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PagingIo);
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TRUE);
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if (Irp == NULL)
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{
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return (STATUS_INSUFFICIENT_RESOURCES);
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}
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Irp->Flags = IRP_NOCACHE|IRP_PAGING_IO;
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StackPtr = IoGetNextIrpStackLocation(Irp);
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StackPtr->FileObject = FileObject;
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DPRINT("Before IoCallDriver\n");
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Status = IoCallDriver(FileObject->DeviceObject, Irp);
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Status = IofCallDriver(FileObject->DeviceObject, Irp);
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DPRINT("Status %d STATUS_PENDING %d\n",Status,STATUS_PENDING);
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if (Status==STATUS_PENDING && !(FileObject->Flags & FO_SYNCHRONOUS_IO))
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{
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DPRINT("Waiting for io operation\n");
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if (FileObject->Flags & FO_ALERTABLE_IO)
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{
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KeWaitForSingleObject(&FileObject->Event,Executive,KernelMode,TRUE,NULL);
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}
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else
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{
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DPRINT("Non-alertable wait\n");
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KeWaitForSingleObject(&FileObject->Event,Executive,KernelMode,FALSE,NULL);
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}
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Status = StatusBlock->Status;
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}
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return(Status);
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}
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NTSTATUS STDCALL IoSynchronousPageWrite (DWORD Unknown0,
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DWORD Unknown1,
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DWORD Unknown2,
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DWORD Unknown3,
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DWORD Unknown4)
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NTSTATUS STDCALL
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IoSynchronousPageWrite (PFILE_OBJECT FileObject,
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PMDL Mdl,
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PLARGE_INTEGER Offset,
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PKEVENT Event,
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PIO_STATUS_BLOCK StatusBlock)
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{
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UNIMPLEMENTED;
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return (STATUS_NOT_IMPLEMENTED);
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PIRP Irp;
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PIO_STACK_LOCATION StackPtr;
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NTSTATUS Status;
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DPRINT("IoSynchronousPageWrite(FileObject %x, Mdl %x)\n",
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FileObject, Mdl);
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Irp = IoBuildSynchronousFsdRequestWithMdl(IRP_MJ_WRITE,
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FileObject->DeviceObject,
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Mdl,
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Offset,
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Event,
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StatusBlock,
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TRUE);
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if (Irp == NULL)
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{
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return (STATUS_INSUFFICIENT_RESOURCES);
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}
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Irp->Flags = IRP_NOCACHE|IRP_PAGING_IO|IRP_SYNCHRONOUS_PAGING_IO;
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StackPtr = IoGetNextIrpStackLocation(Irp);
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StackPtr->FileObject = FileObject;
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DPRINT("Before IoCallDriver\n");
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Status = IofCallDriver(FileObject->DeviceObject,Irp);
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DPRINT("Status %d STATUS_PENDING %d\n",Status,STATUS_PENDING);
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return(Status);
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}
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