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sys: FspVolumeTransact: upper bound on loop guarantees forward progress!

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Bill Zissimopoulos
2016-04-12 15:42:06 -07:00
parent 220208cf87
commit 7499c964b9
3 changed files with 46 additions and 2 deletions
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5
src/sys/driver.h
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@ -571,7 +571,7 @@ typedef struct
LIST_ENTRY PendingIrpList, ProcessIrpList, RetriedIrpList;
IO_CSQ PendingIoCsq, ProcessIoCsq, RetriedIoCsq;
ULONG IrpTimeout;
ULONG PendingIrpCapacity, PendingIrpCount;
ULONG PendingIrpCapacity, PendingIrpCount, ProcessIrpCount, RetriedIrpCount;
VOID (*CompleteCanceledIrp)(PIRP Irp);
ULONG ProcessIrpBucketCount;
PVOID ProcessIrpBuckets[];
@ -586,10 +586,13 @@ VOID FspIoqRemoveExpired(FSP_IOQ *Ioq, UINT64 InterruptTime);
BOOLEAN FspIoqPostIrpEx(FSP_IOQ *Ioq, PIRP Irp, BOOLEAN BestEffort, NTSTATUS *PResult);
PIRP FspIoqNextPendingIrp(FSP_IOQ *Ioq, PIRP BoundaryIrp, PLARGE_INTEGER Timeout,
PIRP CancellableIrp);
ULONG FspIoqPendingIrpCount(FSP_IOQ *Ioq);
BOOLEAN FspIoqStartProcessingIrp(FSP_IOQ *Ioq, PIRP Irp);
PIRP FspIoqEndProcessingIrp(FSP_IOQ *Ioq, UINT_PTR IrpHint);
ULONG FspIoqProcessIrpCount(FSP_IOQ *Ioq);
BOOLEAN FspIoqRetryCompleteIrp(FSP_IOQ *Ioq, PIRP Irp, NTSTATUS *PResult);
PIRP FspIoqNextCompleteIrp(FSP_IOQ *Ioq, PIRP BoundaryIrp);
ULONG FspIoqRetriedIrpCount(FSP_IOQ *Ioq);
/* meta cache */
typedef struct