Re: "xfs_io -c chattr +i " on a symlink

[Nathan Scott <nathans@xxxxxxx>]

On Thu, Aug 03, 2006 at 12:26:56PM +0200, Dan Am wrote:
> (resend, since I used the wrong account to send the initial mail, sorry)
> 
> Dear list,
> 
> I am trying to make a symlink immutable with chattr, however the command
> seems to follow the link, which point to a NFS Mount.
> Setting xattr works on symlink btw, which is useful.
> More data below
> Any ideas ?

Its not possible to open(2) a symbolic link (see fs/namei.c::may_open),
which means you cannot get a file descriptor for a symlink, which means
you cannot issue an ioctl(2) to a symlink (which is how the inode flags
are set), which means you're out of luck on this one, sorry.

cheers.

-- 
Nathan