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| author | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 17:09:40 +0100 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2006-03-23 17:09:40 +0100 |
| commit | 2c2c8c1c211c75d0cc9d7642a569ceac1aecd96d (patch) | |
| tree | 59cc527665d49ec7882a03302f25bcb4bd69525d /fs/ntfs | |
| parent | NTFS: Limit name length in fs/ntfs/unistr.c::ntfs_nlstoucs() to maximum (diff) | |
| download | linux-2c2c8c1c211c75d0cc9d7642a569ceac1aecd96d.tar.xz linux-2c2c8c1c211c75d0cc9d7642a569ceac1aecd96d.zip | |
NTFS: Improve comments on file attribute flags in fs/ntfs/layout.h.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
Diffstat (limited to 'fs/ntfs')
| -rw-r--r-- | fs/ntfs/ChangeLog | 1 | ||||
| -rw-r--r-- | fs/ntfs/layout.h | 25 |
2 files changed, 13 insertions, 13 deletions
diff --git a/fs/ntfs/ChangeLog b/fs/ntfs/ChangeLog index 41d0381be6ea..a3a9d4b97979 100644 --- a/fs/ntfs/ChangeLog +++ b/fs/ntfs/ChangeLog @@ -37,6 +37,7 @@ ToDo/Notes: - Limit name length in fs/ntfs/unistr.c::ntfs_nlstoucs() to maximum allowed by NTFS, i.e. 255 Unicode characters, not including the terminating NULL (which is not stored on disk). + - Improve comments on file attribute flags in fs/ntfs/layout.h. 2.1.26 - Minor bug fixes and updates. diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h index f4283e120709..d34b93cb8b48 100644 --- a/fs/ntfs/layout.h +++ b/fs/ntfs/layout.h @@ -801,13 +801,16 @@ typedef struct { typedef ATTR_RECORD ATTR_REC; /* - * File attribute flags (32-bit). + * File attribute flags (32-bit) appearing in the file_attributes fields of the + * STANDARD_INFORMATION attribute of MFT_RECORDs and the FILENAME_ATTR + * attributes of MFT_RECORDs and directory index entries. + * + * All of the below flags appear in the directory index entries but only some + * appear in the STANDARD_INFORMATION attribute whilst only some others appear + * in the FILENAME_ATTR attribute of MFT_RECORDs. Unless otherwise stated the + * flags appear in all of the above. */ enum { - /* - * The following flags are only present in the STANDARD_INFORMATION - * attribute (in the field file_attributes). - */ FILE_ATTR_READONLY = const_cpu_to_le32(0x00000001), FILE_ATTR_HIDDEN = const_cpu_to_le32(0x00000002), FILE_ATTR_SYSTEM = const_cpu_to_le32(0x00000004), @@ -839,18 +842,14 @@ enum { 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 flag is only present in the FILE_NAME attribute (in - * the field file_attributes). + * The flag FILE_ATTR_DUP_FILENAME_INDEX_PRESENT is present in all + * FILENAME_ATTR attributes but not in the STANDARD_INFORMATION + * attribute of an mft record. */ 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 @@ -891,7 +890,7 @@ typedef struct { Windows this is only updated when accessed if some time delta has passed since the last update. Also, - last access times updates can be + last access time updates can be disabled altogether for speed. */ /* 32*/ FILE_ATTR_FLAGS file_attributes; /* Flags describing the file. */ /* 36*/ union { |