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sys: FspFsvolDeviceInvalidateVolumeInfo

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This commit is contained in:
Bill Zissimopoulos 2016-04-11 11:45:39 -07:00
parent 9b81c03ccc
commit 430f47945d
4 changed files with 20 additions and 0 deletions
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4
src/sys/cleanup.c
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@ -122,10 +122,14 @@ NTSTATUS FspFsvolCleanupComplete(
PFILE_OBJECT FileObject = IrpSp->FileObject;
FSP_FILE_NODE *FileNode = FileObject->FsContext;
/* if the file is being deleted do a change notification */
if (Request->Req.Cleanup.Delete)
FspFileNodeNotifyChange(FileNode,
FileNode->IsDirectory ? FILE_NOTIFY_CHANGE_DIR_NAME : FILE_NOTIFY_CHANGE_FILE_NAME,
FILE_ACTION_REMOVED);
/* if the file is being resized invalidate the volume info */
else if (FileNode->TruncateOnClose)
FspFsvolDeviceInvalidateVolumeInfo(IrpSp->DeviceObject);
FSP_LEAVE_IOC("FileObject=%p", IrpSp->FileObject);
}

13
src/sys/device.c
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@ -56,6 +56,7 @@ static RTL_AVL_FREE_ROUTINE FspFsvolDeviceFreeContextByName;
VOID FspFsvolDeviceGetVolumeInfo(PDEVICE_OBJECT DeviceObject, FSP_FSCTL_VOLUME_INFO *VolumeInfo);
BOOLEAN FspFsvolDeviceTryGetVolumeInfo(PDEVICE_OBJECT DeviceObject, FSP_FSCTL_VOLUME_INFO *VolumeInfo);
VOID FspFsvolDeviceSetVolumeInfo(PDEVICE_OBJECT DeviceObject, const FSP_FSCTL_VOLUME_INFO *VolumeInfo);
VOID FspFsvolDeviceInvalidateVolumeInfo(PDEVICE_OBJECT DeviceObject);
NTSTATUS FspDeviceCopyList(
PDEVICE_OBJECT **PDeviceObjects, PULONG PDeviceObjectCount);
VOID FspDeviceDeleteList(
@ -871,6 +872,18 @@ VOID FspFsvolDeviceSetVolumeInfo(PDEVICE_OBJECT DeviceObject, const FSP_FSCTL_VO
KeReleaseSpinLock(&FsvolDeviceExtension->InfoSpinLock, Irql);
}
VOID FspFsvolDeviceInvalidateVolumeInfo(PDEVICE_OBJECT DeviceObject)
{
// !PAGED_CODE();
FSP_FSVOL_DEVICE_EXTENSION *FsvolDeviceExtension = FspFsvolDeviceExtension(DeviceObject);
KIRQL Irql;
KeAcquireSpinLock(&FsvolDeviceExtension->InfoSpinLock, &Irql);
FsvolDeviceExtension->InfoExpirationTime = 0;
KeReleaseSpinLock(&FsvolDeviceExtension->InfoSpinLock, Irql);
}
NTSTATUS FspDeviceCopyList(
PDEVICE_OBJECT **PDeviceObjects, PULONG PDeviceObjectCount)
{

1
src/sys/driver.h
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@ -817,6 +817,7 @@ VOID FspFsvolDeviceDeleteContextByName(PDEVICE_OBJECT DeviceObject, PUNICODE_STR
VOID FspFsvolDeviceGetVolumeInfo(PDEVICE_OBJECT DeviceObject, FSP_FSCTL_VOLUME_INFO *VolumeInfo);
BOOLEAN FspFsvolDeviceTryGetVolumeInfo(PDEVICE_OBJECT DeviceObject, FSP_FSCTL_VOLUME_INFO *VolumeInfo);
VOID FspFsvolDeviceSetVolumeInfo(PDEVICE_OBJECT DeviceObject, const FSP_FSCTL_VOLUME_INFO *VolumeInfo);
VOID FspFsvolDeviceInvalidateVolumeInfo(PDEVICE_OBJECT DeviceObject);
NTSTATUS FspDeviceCopyList(
PDEVICE_OBJECT **PDeviceObjects, PULONG PDeviceObjectCount);
VOID FspDeviceDeleteList(

2
src/sys/file.c
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@ -919,6 +919,8 @@ VOID FspFileNodeNotifyChange(FSP_FILE_NODE *FileNode,
//case FILE_ACTION_MODIFIED:
case FILE_ACTION_RENAMED_OLD_NAME:
case FILE_ACTION_RENAMED_NEW_NAME:
FspFsvolDeviceInvalidateVolumeInfo(FsvolDeviceObject);
FspFsvolDeviceLockContextTable(FsvolDeviceObject);
ParentNode = FspFsvolDeviceLookupContextByName(FsvolDeviceObject, &Parent);
if (0 != ParentNode)