1 files changed, 18 insertions, 7 deletions

diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h
index f5678d5d7919..bb408d4dcbb0 100644
--- a/fs/ntfs/layout.h
+++ b/fs/ntfs/layout.h
@@ -838,15 +838,19 @@ enum {
            F_A_DEVICE, F_A_DIRECTORY, F_A_SPARSE_FILE, F_A_REPARSE_POINT,
            F_A_COMPRESSED, and F_A_ENCRYPTED and preserves the rest.  This mask
            is used to to obtain all flags that are valid for setting. */
-
         /*
-         * The following flags are only present in the FILE_NAME attribute (in
+         * The following flag is only present in the FILE_NAME attribute (in
          * the field file_attributes).
          */
         FILE_ATTR_DUP_FILE_NAME_INDEX_PRESENT   = const_cpu_to_le32(0x10000000),
         /* Note, this is a copy of the corresponding bit from the mft record,
            telling us whether this is a directory or not, i.e. whether it has
            an index root attribute or not. */
+        /*
+         * The following flag is present both in the STANDARD_INFORMATION
+         * attribute and in the FILE_NAME attribute (in the field
+         * file_attributes).
+         */
         FILE_ATTR_DUP_VIEW_INDEX_PRESENT        = const_cpu_to_le32(0x20000000),
         /* Note, this is a copy of the corresponding bit from the mft record,
            telling us whether this file has a view index present (eg. object id
@@ -1071,9 +1075,15 @@ typedef struct {
                                            modified. */
 /* 20*/ sle64 last_access_time;         /* Time this mft record was last
                                            accessed. */
-/* 28*/ sle64 allocated_size;           /* Byte size of allocated space for the
-                                           data attribute. NOTE: Is a multiple
-                                           of the cluster size. */
+/* 28*/ sle64 allocated_size;           /* Byte size of on-disk allocated space
+                                           for the data attribute.  So for
+                                           normal $DATA, this is the
+                                           allocated_size from the unnamed
+                                           $DATA attribute and for compressed
+                                           and/or sparse $DATA, this is the
+                                           compressed_size from the unnamed
+                                           $DATA attribute.  NOTE: This is a
+                                           multiple of the cluster size. */
 /* 30*/ sle64 data_size;                /* Byte size of actual data in data
                                            attribute. */
 /* 38*/ FILE_ATTR_FLAGS file_attributes;        /* Flags describing the file. */
@@ -1904,12 +1914,13 @@ enum {
         VOLUME_DELETE_USN_UNDERWAY      = const_cpu_to_le16(0x0010),
         VOLUME_REPAIR_OBJECT_ID         = const_cpu_to_le16(0x0020),
 
+        VOLUME_CHKDSK_UNDERWAY          = const_cpu_to_le16(0x4000),
         VOLUME_MODIFIED_BY_CHKDSK       = const_cpu_to_le16(0x8000),
 
-        VOLUME_FLAGS_MASK               = const_cpu_to_le16(0x803f),
+        VOLUME_FLAGS_MASK               = const_cpu_to_le16(0xc03f),
 
         /* To make our life easier when checking if we must mount read-only. */
-        VOLUME_MUST_MOUNT_RO_MASK       = const_cpu_to_le16(0x8027),
+        VOLUME_MUST_MOUNT_RO_MASK       = const_cpu_to_le16(0xc027),
 } __attribute__ ((__packed__));
 
 typedef le16 VOLUME_FLAGS;