1 files changed, 19 insertions, 0 deletions

diff --git a/fs/cifs/smb2pdu.h b/fs/cifs/smb2pdu.h
index 8a0745764297..3c8e99ea88ad 100644
--- a/fs/cifs/smb2pdu.h
+++ b/fs/cifs/smb2pdu.h
@@ -630,6 +630,25 @@ struct smb2_oplock_break {
  *      BB consider moving to a different header
  */
 
+/* File System Information Classes */
+#define FS_VOLUME_INFORMATION           1 /* Query */
+#define FS_LABEL_INFORMATION            2 /* Set */
+#define FS_SIZE_INFORMATION             3 /* Query */
+#define FS_DEVICE_INFORMATION           4 /* Query */
+#define FS_ATTRIBUTE_INFORMATION        5 /* Query */
+#define FS_CONTROL_INFORMATION          6 /* Query, Set */
+#define FS_FULL_SIZE_INFORMATION        7 /* Query */
+#define FS_OBJECT_ID_INFORMATION        8 /* Query, Set */
+#define FS_DRIVER_PATH_INFORMATION      9 /* Query */
+
+struct smb2_fs_full_size_info {
+        __le64 TotalAllocationUnits;
+        __le64 CallerAvailableAllocationUnits;
+        __le64 ActualAvailableAllocationUnits;
+        __le32 SectorsPerAllocationUnit;
+        __le32 BytesPerSector;
+} __packed;
+
 /* partial list of QUERY INFO levels */
 #define FILE_DIRECTORY_INFORMATION      1
 #define FILE_FULL_DIRECTORY_INFORMATION 2