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sys: IRP_MJ_CREATE: oplock support

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This commit is contained in:
Bill Zissimopoulos 2016-11-10 15:03:58 -08:00
parent fb70eccc9c
commit e50c9ff649
1 changed files with 10 additions and 3 deletions
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13
src/sys/create.c
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@ -1040,10 +1040,15 @@ static NTSTATUS FspFsvolCreateSharingViolationWork(
KEVENT Event;
NTSTATUS Result;
KeInitializeEvent(&Event, NotificationEvent, FALSE);
FspFileNodeAcquireShared(FileNode, Main);
Result = FspCheckOplockEx(FspFileNodeAddrOfOplock(FileNode), Irp,
OPLOCK_FLAG_OPLOCK_KEY_CHECK_ONLY, 0, 0, 0);
if (!NT_SUCCESS(Result))
goto exit;
KeInitializeEvent(&Event, NotificationEvent, FALSE);
if (FsRtlCurrentBatchOplock(FspFileNodeAddrOfOplock(FileNode)))
{
Result = FspCheckOplock(FspFileNodeAddrOfOplock(FileNode), Irp,
@ -1053,10 +1058,11 @@ static NTSTATUS FspFsvolCreateSharingViolationWork(
KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, 0);
if (STATUS_SUCCESS == Irp->IoStatus.Status)
OpbatchBreakUnderway = TRUE;
KeResetEvent(&Event);
}
}
KeResetEvent(&Event);
Result = FspOplockBreakH(FspFileNodeAddrOfOplock(FileNode), Irp, 0,
&Event, FspFsvolCreateSharingViolationOplockComplete, 0);
if (STATUS_PENDING == Result)
@ -1066,6 +1072,7 @@ static NTSTATUS FspFsvolCreateSharingViolationWork(
StatusSharingViolation = FALSE;
}
exit:
FspFileNodeRelease(FileNode, Main);
FspFileNodeClose(FileNode, IrpSp->FileObject, FALSE, TRUE);