Add Get/Set Integrity Information structure definitions

Signed-off-by: Steve French <steve.french@primarydata.com>

fs/cifs/smb2pdu.h

@@ -621,6 +621,28 @@ struct copychunk_ioctl_rsp {
 	__le32 TotalBytesWritten;
 } __packed;
 
+struct fsctl_set_integrity_information_req {
+	__le16	ChecksumAlgorithm;
+	__le16	Reserved;
+	__le32	Flags;
+} __packed;
+
+struct fsctl_get_integrity_information_rsp {
+	__le16	ChecksumAlgorithm;
+	__le16	Reserved;
+	__le32	Flags;
+	__le32	ChecksumChunkSizeInBytes;
+	__le32	ClusterSizeInBytes;
+} __packed;
+
+/* Integrity ChecksumAlgorithm choices for above */
+#define	CHECKSUM_TYPE_NONE	0x0000
+#define	CHECKSUM_TYPE_CRC64	0x0002
+
+/* Integrity flags for above */
+#define FSCTL_INTEGRITY_FLAG_CHECKSUM_ENFORCEMENT_OFF	0x00000001
+
+
 struct validate_negotiate_info_req {
 	__le32 Capabilities;
 	__u8   Guid[SMB2_CLIENT_GUID_SIZE];

fs/cifs/smbfsctl.h

@@ -75,11 +75,13 @@
 #define FSCTL_QUERY_SPARING_INFO     0x00090138 /* BB add struct */
 #define FSCTL_SET_ZERO_ON_DEALLOC    0x00090194 /* BB add struct */
 #define FSCTL_SET_SHORT_NAME_BEHAVIOR 0x000901B4 /* BB add struct */
+#define FSCTL_GET_INTEGRITY_INFORMATION 0x0009027C
 #define FSCTL_QUERY_ALLOCATED_RANGES 0x000940CF /* BB add struct */
 #define FSCTL_SET_DEFECT_MANAGEMENT  0x00098134 /* BB add struct */
 #define FSCTL_FILE_LEVEL_TRIM        0x00098208 /* BB add struct */
 #define FSCTL_DUPLICATE_EXTENTS_TO_FILE 0x00098344
 #define FSCTL_SIS_LINK_FILES         0x0009C104
+#define FSCTL_SET_INTEGRITY_INFORMATION 0x0009C280
 #define FSCTL_PIPE_PEEK              0x0011400C /* BB add struct */
 #define FSCTL_PIPE_TRANSCEIVE        0x0011C017 /* BB add struct */
 /* strange that the number for this op is not sequential with previous op */