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Synchronize with paging I/O.

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svn path=/trunk/; revision=42724
This commit is contained in:
Dmitry Gorbachev 2009-08-16 01:20:50 +00:00
parent 2a60b44d65
commit 3f11239846
1 changed files with 70 additions and 11 deletions
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81
reactos/drivers/filesystems/ext2/src/close.c
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@ -115,6 +115,7 @@ BOOLEAN FirstAttempt )
PtrExt2VCB PtrVCB = NULL;
PtrExt2NTRequiredFCB PtrReqdFCB = NULL;
PERESOURCE PtrResourceAcquired = NULL;
PERESOURCE PtrPagingIoResourceAcquired = NULL;
BOOLEAN CompleteIrp = TRUE;
BOOLEAN PostRequest = FALSE;
@ -180,10 +181,11 @@ BOOLEAN FirstAttempt )
{
DebugTrace(DEBUG_TRACE_FILE_OBJ, "###### File Pointer 0x%LX [Close]", PtrFileObject);
}
i = 1;
while( !AcquiredVCB )
{
DebugTraceState( "VCB AC:0x%LX SW:0x%LX EX:0x%LX [Close]", PtrVCB->VCBResource.ActiveCount, PtrVCB->VCBResource.NumberOfExclusiveWaiters, PtrVCB->VCBResource.NumberOfSharedWaiters );
DebugTraceState( "VCB AC:0x%LX EX:0x%LX SW:0x%LX [Close]", PtrVCB->VCBResource.ActiveCount, PtrVCB->VCBResource.NumberOfExclusiveWaiters, PtrVCB->VCBResource.NumberOfSharedWaiters );
if(! ExAcquireResourceExclusiveLite( &(PtrVCB->VCBResource), FALSE ) )
{
DebugTrace(DEBUG_TRACE_MISC, "*** VCB Acquisition FAILED [Close]", 0);
@ -231,13 +233,14 @@ BOOLEAN FirstAttempt )
{
DebugTrace(DEBUG_TRACE_FILE_OBJ, "###### File Pointer 0x%LX [Close]", PtrFileObject);
}
PtrReqdFCB = &PtrFCB->NTRequiredFCB;
i = 1;
while( !PtrResourceAcquired )
{
PtrReqdFCB = &(PtrFCB->NTRequiredFCB);
DebugTraceState( "FCBMain AC:0x%LX SW:0x%LX EX:0x%LX [Close]", PtrReqdFCB->MainResource.ActiveCount, PtrReqdFCB->MainResource.NumberOfExclusiveWaiters, PtrReqdFCB->MainResource.NumberOfSharedWaiters );
if(! ExAcquireResourceExclusiveLite( &(PtrFCB->NTRequiredFCB.MainResource ), FALSE ) )
DebugTraceState( "FCBMain AC:0x%LX EX:0x%LX SW:0x%LX [Close]", PtrReqdFCB->MainResource.ActiveCount, PtrReqdFCB->MainResource.NumberOfExclusiveWaiters, PtrReqdFCB->MainResource.NumberOfSharedWaiters );
if(! ExAcquireResourceExclusiveLite( &(PtrReqdFCB->MainResource), FALSE ) )
{
DebugTrace(DEBUG_TRACE_MISC, "*** FCB Acquisition FAILED [Close]", 0);
if( BlockForResource && i != 1000 )
@ -261,7 +264,40 @@ BOOLEAN FirstAttempt )
else
{
DebugTrace(DEBUG_TRACE_MISC, "*** FCB acquired [Close]", 0);
PtrResourceAcquired = & ( PtrFCB->NTRequiredFCB.MainResource );
PtrResourceAcquired = & ( PtrReqdFCB->MainResource );
}
i *= 10;
}
i = 1;
while( !PtrPagingIoResourceAcquired )
{
DebugTraceState( "FCBPaging AC:0x%LX EX:0x%LX SW:0x%LX [Close]", PtrReqdFCB->PagingIoResource.ActiveCount, PtrReqdFCB->PagingIoResource.NumberOfExclusiveWaiters, PtrReqdFCB->PagingIoResource.NumberOfSharedWaiters );
if(! ExAcquireResourceExclusiveLite( &(PtrReqdFCB->PagingIoResource), FALSE ) )
{
DebugTrace(DEBUG_TRACE_MISC, "*** FCB Acquisition FAILED [Close]", 0);
if( BlockForResource && i != 1000 )
{
LARGE_INTEGER Delay;
// KeSetPriorityThread( PsGetCurrentThread(), LOW_REALTIME_PRIORITY );
Delay.QuadPart = -500 * i;
KeDelayExecutionThread( KernelMode, FALSE, &Delay );
DebugTrace(DEBUG_TRACE_MISC, "*** Retrying... after 50 * %ld ms [Close]", i);
}
else
{
if( i == 1000 )
DebugTrace(DEBUG_TRACE_MISC, "*** Reposting... [Close]", 0 );
PostRequest = TRUE;
try_return( RC = STATUS_PENDING );
}
}
else
{
DebugTrace(DEBUG_TRACE_MISC, "*** FCB acquired [Close]", 0);
PtrPagingIoResourceAcquired = & ( PtrReqdFCB->PagingIoResource );
}
i *= 10;
}
@ -372,11 +408,22 @@ BOOLEAN FirstAttempt )
DebugTrace(DEBUG_TRACE_MISC, "^^^^^Deleting FCB [Close]", 0);
RemoveEntryList( &PtrFCB->NextFCB );
if ( PtrPagingIoResourceAcquired )
{
Ext2ReleaseResource(PtrPagingIoResourceAcquired);
DebugTraceState( "Resource AC:0x%LX EX:0x%LX SW:0x%LX [Close]",
PtrPagingIoResourceAcquired->ActiveCount,
PtrPagingIoResourceAcquired->NumberOfExclusiveWaiters,
PtrPagingIoResourceAcquired->NumberOfSharedWaiters );
PtrPagingIoResourceAcquired = NULL;
}
if ( PtrResourceAcquired )
{
Ext2ReleaseResource(PtrResourceAcquired);
DebugTrace(DEBUG_TRACE_MISC, "*** FCB Released [Close]", 0);
DebugTraceState( "Resource AC:0x%LX SW:0x%LX EX:0x%LX [Close]",
DebugTraceState( "Resource AC:0x%LX EX:0x%LX SW:0x%LX [Close]",
PtrResourceAcquired->ActiveCount,
PtrResourceAcquired->NumberOfExclusiveWaiters,
PtrResourceAcquired->NumberOfSharedWaiters );
@ -385,8 +432,9 @@ BOOLEAN FirstAttempt )
{
DebugTrace(DEBUG_TRACE_FILE_OBJ, "###### File Pointer 0x%LX [Close]", PtrFileObject);
}
PtrResourceAcquired = FALSE;
PtrResourceAcquired = NULL;
}
Ext2ReleaseFCB( PtrFCB );
}
@ -407,11 +455,22 @@ BOOLEAN FirstAttempt )
}
finally
{
if ( PtrPagingIoResourceAcquired )
{
Ext2ReleaseResource(PtrPagingIoResourceAcquired);
DebugTraceState( "Resource AC:0x%LX EX:0x%LX SW:0x%LX [Close]",
PtrPagingIoResourceAcquired->ActiveCount,
PtrPagingIoResourceAcquired->NumberOfExclusiveWaiters,
PtrPagingIoResourceAcquired->NumberOfSharedWaiters );
PtrPagingIoResourceAcquired = NULL;
}
if ( PtrResourceAcquired )
{
Ext2ReleaseResource(PtrResourceAcquired);
DebugTrace(DEBUG_TRACE_MISC, "*** FCB Released [Close]", 0);
DebugTraceState( "Resource AC:0x%LX SW:0x%LX EX:0x%LX [Close]",
DebugTraceState( "Resource AC:0x%LX EX:0x%LX SW:0x%LX [Close]",
PtrResourceAcquired->ActiveCount,
PtrResourceAcquired->NumberOfExclusiveWaiters,
PtrResourceAcquired->NumberOfSharedWaiters );
@ -420,14 +479,14 @@ BOOLEAN FirstAttempt )
{
DebugTrace(DEBUG_TRACE_FILE_OBJ, "###### File Pointer 0x%LX [Close]", PtrFileObject);
}
PtrResourceAcquired = FALSE;
PtrResourceAcquired = NULL;
}
if (AcquiredVCB)
{
ASSERT(PtrVCB);
Ext2ReleaseResource(&(PtrVCB->VCBResource));
DebugTraceState( "VCB AC:0x%LX SW:0x%LX EX:0x%LX [Close]", PtrVCB->VCBResource.ActiveCount, PtrVCB->VCBResource.NumberOfExclusiveWaiters, PtrVCB->VCBResource.NumberOfSharedWaiters );
DebugTraceState( "VCB AC:0x%LX EX:0x%LX SW:0x%LX [Close]", PtrVCB->VCBResource.ActiveCount, PtrVCB->VCBResource.NumberOfExclusiveWaiters, PtrVCB->VCBResource.NumberOfSharedWaiters );
DebugTrace(DEBUG_TRACE_MISC, "*** VCB Released [Close]", 0);
AcquiredVCB = FALSE;