185 lines
4.6 KiB
C
185 lines
4.6 KiB
C
/*++
|
||
Copyright (c) 1989 Microsoft Corporation
|
||
|
||
Module Name:
|
||
|
||
Shutdown.c
|
||
|
||
Abstract:
|
||
|
||
This module implements the file system shutdown routine for Rx
|
||
|
||
Author:
|
||
|
||
Gary Kimura [GaryKi] 19-Aug-1991
|
||
|
||
Revision History:
|
||
|
||
DANGER DANGER DANGER
|
||
|
||
THIS IS THE OLD FAT CODE....MINIMAL MODIFICATIONS HAVE BEEN MADE TO MAKE IT COMPILE.........
|
||
CODE.IMPROVEMENT
|
||
--*/
|
||
|
||
#include "precomp.h"
|
||
#pragma hdrstop
|
||
|
||
|
||
#define RxFlushVolume( __x, __y) (RtlAssert("dont call rxflushvolume", __FILE__, __LINE__, NULL))
|
||
|
||
|
||
//
|
||
// Local debug trace level
|
||
//
|
||
|
||
#define Dbg (DEBUG_TRACE_SHUTDOWN)
|
||
|
||
#ifdef ALLOC_PRAGMA
|
||
#pragma alloc_text(PAGE, RxCommonShutdown)
|
||
#endif
|
||
|
||
|
||
NTSTATUS
|
||
RxCommonShutdown ( RXCOMMON_SIGNATURE )
|
||
|
||
/*++
|
||
|
||
Routine Description:
|
||
|
||
This is the common routine for shutdown called by both the fsd and
|
||
fsp threads.
|
||
|
||
Arguments:
|
||
|
||
Irp - Supplies the Irp being processed
|
||
Return Value:
|
||
|
||
RXSTATUS - The return status for the operation
|
||
|
||
--*/
|
||
|
||
{
|
||
//PKEVENT Event;
|
||
|
||
//PLIST_ENTRY Links;
|
||
//PVCB Vcb;
|
||
//PIRP NewIrp;
|
||
//IO_STATUS_BLOCK Iosb;
|
||
|
||
PAGED_CODE();
|
||
|
||
//
|
||
// Make sure we don't get any pop-ups, and write everything through.
|
||
//
|
||
ASSERT(!"Shutdown is not implemented");
|
||
|
||
#if 0
|
||
//BUGBUG
|
||
// we should do a forced finalize here! i wonder what rdr1 does...............
|
||
|
||
SetFlag(RxContext->Flags, RX_CONTEXT_FLAG_DISABLE_POPUPS |
|
||
RX_CONTEXT_FLAG_WRITE_THROUGH);
|
||
|
||
//
|
||
// Allocate an initialize an event for doing calls down to
|
||
// our target deivce objects
|
||
//
|
||
|
||
Event = RxAllocatePoolWithTag( NonPagedPool, sizeof(KEVENT), RX_MISC_POOLTAG );
|
||
KeInitializeEvent( Event, NotificationEvent, FALSE );
|
||
|
||
//
|
||
// Get everyone else out of the way
|
||
//
|
||
|
||
(VOID) RxAcquireExclusiveGlobal( RxContext );
|
||
|
||
try {
|
||
|
||
//
|
||
// For every volume that is mounted we will flush the
|
||
// volume and then shutdown the target device objects.
|
||
//
|
||
|
||
for (Links = RxData.VcbQueue.Flink;
|
||
Links != &RxData.VcbQueue;
|
||
Links = Links->Flink) {
|
||
|
||
Vcb = CONTAINING_RECORD(Links, VCB, VcbLinks);
|
||
|
||
//
|
||
// If we have already been called before for this volume
|
||
// (and yes this does happen), skip this volume as no writes
|
||
// have been allowed since the first shutdown.
|
||
//
|
||
|
||
if ( FlagOn( Vcb->VcbState, VCB_STATE_FLAG_SHUTDOWN) ||
|
||
(Vcb->VcbCondition != VcbGood) ) {
|
||
|
||
continue;
|
||
}
|
||
|
||
//joejoe an underlying routine for this macro has been removed
|
||
// this code is never executed in the remote case because we never haver a
|
||
// VCB queue formed!
|
||
//RxAcquireExclusiveVolume( RxContext, Vcb );
|
||
|
||
try {
|
||
|
||
if ( (Vcb->VcbCondition == VcbGood) &&
|
||
(!FlagOn(Vcb->VcbState, VCB_STATE_FLAG_FLOPPY)) ) {
|
||
|
||
(VOID)RxFlushVolume( RxContext, Vcb );
|
||
|
||
NewIrp = IoBuildSynchronousFsdRequest( IRP_MJ_SHUTDOWN,
|
||
Vcb->TargetDeviceObject,
|
||
NULL,
|
||
0,
|
||
NULL,
|
||
Event,
|
||
&Iosb );
|
||
|
||
if (NewIrp != NULL) {
|
||
|
||
if (NT_SUCCESS(IoCallDriver( Vcb->TargetDeviceObject, NewIrp ))) {
|
||
|
||
(VOID) KeWaitForSingleObject( Event,
|
||
Executive,
|
||
KernelMode,
|
||
FALSE,
|
||
NULL );
|
||
|
||
(VOID) KeResetEvent( Event );
|
||
}
|
||
}
|
||
}
|
||
|
||
} except( EXCEPTION_EXECUTE_HANDLER ) {
|
||
|
||
NOTHING;
|
||
}
|
||
|
||
SetFlag( Vcb->VcbState, VCB_STATE_FLAG_SHUTDOWN );
|
||
|
||
//joejoe see comment above
|
||
//RxReleaseVolume( RxContext, Vcb );
|
||
}
|
||
|
||
} finally {
|
||
|
||
RxFreePool( Event );
|
||
|
||
RxReleaseGlobal( RxContext );
|
||
|
||
//RxCompleteRequest( RxContext, RxStatus(SUCCESS) );
|
||
}
|
||
|
||
//
|
||
// And return to our caller
|
||
//
|
||
|
||
#endif
|
||
//RxCompleteRequest( RxContext, RxStatus(SUCCESS) );
|
||
return STATUS_SUCCESS;
|
||
}
|
||
|