1 files changed, 18 insertions, 0 deletions
diff --git a/fs/smb/common/fscc.h b/fs/smb/common/fscc.h
index bc3012cc295d..859849a42fec 100644
--- a/fs/smb/common/fscc.h
+++ b/fs/smb/common/fscc.h
@@ -100,6 +100,24 @@ struct duplicate_extents_to_file_ex {
 	__le32 Reserved;
 } __packed;
 
+/*
+ * compression state flags
+ * See MS-FSCC 2.3.18
+ *     MS-FSCC 2.3.67
+ *     MS-FSCC 2.4.9
+ */
+#define COMPRESSION_FORMAT_NONE	0x0000
+#define COMPRESSION_FORMAT_DEFAULT	0x0001
+#define COMPRESSION_FORMAT_LZNT1	0x0002
+
+/*
+ * See MS-FSCC 2.3.18
+ *     MS-FSCC 2.3.67
+ */
+struct compress_ioctl {
+	__le16 CompressionState;
+} __packed;
+
 /* See MS-FSCC 2.3.20 */
 struct fsctl_get_integrity_information_rsp {
 	__le16	ChecksumAlgorithm;