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[PATCH] cifs: Gracefully turn off serverino (when serverino is enabled on mount)

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Old servers such as NT4 do not support this level of FindFirst (and
retry with a lower infolevel)

Signed-off-by: Steve French (sfrench@us.ibm.com)
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Steve French 2005-04-28 22:41:04 -07:00 committed by Linus Torvalds
parent f654bac222
commit 75cf6bdc52
2 changed files with 7 additions and 1 deletions
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2
fs/cifs/netmisc.c
View file

@ -206,7 +206,7 @@ static const struct {
{
ERRDOS, ERRgeneral, NT_STATUS_UNSUCCESSFUL}, {
ERRDOS, ERRbadfunc, NT_STATUS_NOT_IMPLEMENTED}, {
ERRDOS, 87, NT_STATUS_INVALID_INFO_CLASS}, {
ERRDOS, ERRinvlevel, NT_STATUS_INVALID_INFO_CLASS}, {
ERRDOS, 24, NT_STATUS_INFO_LENGTH_MISMATCH}, {
ERRHRD, ERRgeneral, NT_STATUS_ACCESS_VIOLATION}, {
ERRHRD, ERRgeneral, NT_STATUS_IN_PAGE_ERROR}, {

6
fs/cifs/readdir.c
View file

@ -323,6 +323,7 @@ static int initiate_cifs_search(const int xid, struct file *file)
cFYI(1, ("Full path: %s start at: %lld ", full_path, file->f_pos));
ffirst_retry:
/* test for Unix extensions */
if (pTcon->ses->capabilities & CAP_UNIX) {
cifsFile->srch_inf.info_level = SMB_FIND_FILE_UNIX;
@ -336,6 +337,11 @@ static int initiate_cifs_search(const int xid, struct file *file)
&cifsFile->netfid, &cifsFile->srch_inf);
if(rc == 0)
cifsFile->invalidHandle = FALSE;
if((rc == -EOPNOTSUPP) &&
(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM)) {
cifs_sb->mnt_cifs_flags &= ~CIFS_MOUNT_SERVER_INUM;
goto ffirst_retry;
}
kfree(full_path);
return rc;
}