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NTFS: $EA attributes can be both resident non-resident.

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Minor tidying.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
This commit is contained in:
Anton Altaparmakov
2005-10-19 12:21:19 +01:00
parent e087a412b4
commit 7d0ffdb279
5 changed files with 35 additions and 14 deletions
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14
fs/ntfs/file.c
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@ -1857,10 +1857,24 @@ static ssize_t ntfs_file_buffered_write(struct kiocb *iocb,
if (ni->type != AT_INDEX_ALLOCATION) {
/* If file is encrypted, deny access, just like NT4. */
if (NInoEncrypted(ni)) {
/*
* Reminder for later: Encrypted files are _always_
* non-resident so that the content can always be
* encrypted.
*/
ntfs_debug("Denying write access to encrypted file.");
return -EACCES;
}
if (NInoCompressed(ni)) {
/* Only unnamed $DATA attribute can be compressed. */
BUG_ON(ni->type != AT_DATA);
BUG_ON(ni->name_len);
/*
* Reminder for later: If resident, the data is not
* actually compressed. Only on the switch to non-
* resident does compression kick in. This is in
* contrast to encrypted files (see above).
*/
ntfs_error(vi->i_sb, "Writing to compressed files is "
"not implemented yet. Sorry.");
return -EOPNOTSUPP;