[PATCH] cifs: Gracefully turn off serverino (when serverino is enabled on mount)
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>
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index f8bea39..07838a5 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -323,6 +323,7 @@
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 @@
&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;
}