// ufs.h

typedef enum {
  UFS_PurgeStatusIdle,
  UFS_PurgeStatusInProgress,
  UFS_PurgeStatusInterrupted,
  UFS_PurgeStatusSuccess,
  UFS_PurgeStatusQueueNotEmpty,
  UFS_PurgeStatusFailure
} UFS_PURGE_STATUS;
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Windows Driver Kit DDI reference (ne-ufs-ufs_purge_status)

UFS_PURGE_STATUS enumeration

Description

Specifies the current status of a purge operation.

Constants

`UFS_PurgeStatusIdle`

The status of the purge operation has already been read but was not returned.

`UFS_PurgeStatusInProgress`

The purge operation is currently in progress.

`UFS_PurgeStatusInterrupted`

The current purge operation was interrupted.

`UFS_PurgeStatusSuccess`

The current purge operation was successful.

`UFS_PurgeStatusQueueNotEmpty`

The current purge operation failed due to the logical queue being not empty.

`UFS_PurgeStatusFailure`

The current purge operation failed.

Remarks

When the UFS_PURGE_STATUS is equal to the values 2, 3, 4, or 5, the UFS_PURGE_STATUS is automatically cleared to UFS_PurgeStatusIdle the first time that it is read.

UFS_PURGE_STATUS - NtDoc