diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Driver/Ntdriver.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/Driver/Ntdriver.c b/src/Driver/Ntdriver.c index 1b6bab01..148f88b8 100644 --- a/src/Driver/Ntdriver.c +++ b/src/Driver/Ntdriver.c @@ -1448,3 +1448,8 @@ NTSTATUS ProcessVolumeDeviceControlIrp (PDEVICE_OBJECT DeviceObject, PEXTENSION // Vista's, Windows 8.1 and later filesystem defragmenter fails if IOCTL_VOLUME_GET_VOLUME_DISK_EXTENTS does not succeed. - if (ValidateIOBufferSize(Irp, sizeof(VOLUME_DISK_EXTENTS), ValidateOutput)) + if (!AllowWindowsDefrag || !Extension->bRawDevice) // We don't support defragmentation for file-hosted volumes + { + Irp->IoStatus.Status = STATUS_INVALID_DEVICE_REQUEST; + Irp->IoStatus.Information = 0; + } + else if (ValidateIOBufferSize(Irp, sizeof(VOLUME_DISK_EXTENTS), ValidateOutput)) { |