On Sat, 2005-05-21 at 01:09, Miklos Szeredi wrote:
> > Enclosed the simplified patch,
>
> Looks much better :)
>
> I still see a problem: what if old_nd.mnt is already detached, and
> bind is non-recursive. Now it fails with EINVAL, though it used to
> work (and I think is very useful).
I am not getting this comment. R u assuming that a detached mount
will have NULL namespace? If so I dont see it being the case.
Or am I missing some subtle point?
> When doing up_write(...) you don't have to keep the order, just check
> if the namespaces are not equal for the second up_write().
Yes. saves atleast 2 lines.
>
> And why don't you do this:
>
> if (old_ns < mntpt_ns)
> down_write(&old_ns->sem);
>
> instead of this
>
> if (old_ns < mntpt_ns) {
> down_write(&old_ns->sem);
> }
Will do. Saves another few lines. :)
I will send out the new patch once I understand your first comment.
RP
>
> Miklos
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