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cifs: disable serverino if server doesn't support it
A recent regression when dealing with older servers. This bug was introduced when we made serverino the default... When the server can't provide inode numbers, disable it for the mount. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Steve French <sfrench@us.ibm.com>
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1 changed files with 4 additions and 1 deletions
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@ -513,9 +513,12 @@ int cifs_get_inode_info(struct inode **pinode,
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cifs_sb->mnt_cifs_flags &
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CIFS_MOUNT_MAP_SPECIAL_CHR);
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if (rc1) {
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/* BB EOPNOSUPP disable SERVER_INUM? */
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cFYI(1, ("GetSrvInodeNum rc %d", rc1));
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fattr.cf_uniqueid = iunique(sb, ROOT_I);
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/* disable serverino if call not supported */
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if (rc1 == -EINVAL)
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cifs_sb->mnt_cifs_flags &=
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~CIFS_MOUNT_SERVER_INUM;
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}
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} else {
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fattr.cf_uniqueid = iunique(sb, ROOT_I);
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