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sys: create: oplocks WIP

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This commit is contained in:
Bill Zissimopoulos 2016-11-11 21:34:57 -08:00
parent 69935525da
commit dc684acd41
1 changed files with 20 additions and 1 deletions
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21
src/sys/create.c
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@ -1156,11 +1156,16 @@ static VOID FspFsvolCreateTryOpenRequestFini(FSP_FSCTL_TRANSACT_REQ *Request, PV
PDEVICE_OBJECT FsvolDeviceObject = Context[RequestDeviceObject]; PDEVICE_OBJECT FsvolDeviceObject = Context[RequestDeviceObject];
FSP_FILE_DESC *FileDesc = Context[RequestFileDesc]; FSP_FILE_DESC *FileDesc = Context[RequestFileDesc];
PFILE_OBJECT FileObject = Context[RequestFileObject]; PFILE_OBJECT FileObject = Context[RequestFileObject];
PIRP OplockIrp = FspIopRequestContext(Request, FspIopRequestExtraContext);
if (0 != FileDesc) if (0 != FileDesc)
{ {
ASSERT(0 != FileObject); ASSERT(0 != FileObject);
if (OplockIrp)
FspCheckOplockEx(FspFileNodeAddrOfOplock(FileDesc->FileNode), OplockIrp,
OPLOCK_FLAG_BACK_OUT_ATOMIC_OPLOCK, 0, 0, 0);
FspFsvolCreatePostClose(FileDesc); FspFsvolCreatePostClose(FileDesc);
FspFileNodeClose(FileDesc->FileNode, FileObject, TRUE); FspFileNodeClose(FileDesc->FileNode, FileObject, TRUE);
FspFileNodeDereference(FileDesc->FileNode); FspFileNodeDereference(FileDesc->FileNode);
@ -1179,6 +1184,7 @@ static VOID FspFsvolCreateOverwriteRequestFini(FSP_FSCTL_TRANSACT_REQ *Request,
FSP_FILE_DESC *FileDesc = Context[RequestFileDesc]; FSP_FILE_DESC *FileDesc = Context[RequestFileDesc];
PFILE_OBJECT FileObject = Context[RequestFileObject]; PFILE_OBJECT FileObject = Context[RequestFileObject];
ULONG State = (ULONG)(UINT_PTR)Context[RequestState]; ULONG State = (ULONG)(UINT_PTR)Context[RequestState];
PIRP OplockIrp = FspIopRequestContext(Request, FspIopRequestExtraContext);
if (0 != FileDesc) if (0 != FileDesc)
{ {
@ -1189,6 +1195,10 @@ static VOID FspFsvolCreateOverwriteRequestFini(FSP_FSCTL_TRANSACT_REQ *Request,
else if (RequestProcessing == State) else if (RequestProcessing == State)
FspFileNodeReleaseOwner(FileDesc->FileNode, Full, Request); FspFileNodeReleaseOwner(FileDesc->FileNode, Full, Request);
if (OplockIrp)
FspCheckOplockEx(FspFileNodeAddrOfOplock(FileDesc->FileNode), OplockIrp,
OPLOCK_FLAG_BACK_OUT_ATOMIC_OPLOCK, 0, 0, 0);
FspFileNodeClose(FileDesc->FileNode, FileObject, TRUE); FspFileNodeClose(FileDesc->FileNode, FileObject, TRUE);
FspFileNodeDereference(FileDesc->FileNode); FspFileNodeDereference(FileDesc->FileNode);
FspFileDescDelete(FileDesc); FspFileDescDelete(FileDesc);
@ -1299,7 +1309,13 @@ static NTSTATUS FspFsvolCreateSharingViolationOplock(
Response = FspIopIrpResponse(Irp); Response = FspIopIrpResponse(Irp);
if (!NT_SUCCESS(Result)) if (NT_SUCCESS(Result))
{
FspFileNodeClose(FileNode, 0, TRUE);
FspFileNodeDereference(FileNode);
FspIopRequestContext(Request, FspIopRequestExtraContext) = 0;
}
else
{ {
Response->IoStatus.Status = (UINT32)Result; Response->IoStatus.Status = (UINT32)Result;
Response->IoStatus.Information = Response->IoStatus.Information =
@ -1365,6 +1381,9 @@ static BOOLEAN FspFsvolCreateOpenOrOverwiteOplock(PIRP Irp, const FSP_FSCTL_TRAN
{ {
Result = FspOplockFsctrlCreate(FspFileNodeAddrOfOplock(FileNode), Irp, OplockCount); Result = FspOplockFsctrlCreate(FspFileNodeAddrOfOplock(FileNode), Irp, OplockCount);
ASSERT(STATUS_PENDING != Result); ASSERT(STATUS_PENDING != Result);
if (STATUS_SUCCESS == Result)
FspIopRequestContext(FspIrpRequest(Irp), FspIopRequestExtraContext) = Irp;
} }
if (STATUS_SUCCESS != Result && if (STATUS_SUCCESS != Result &&