Re: [PATCH] more autofs4 fixes for 2.3.99-pre5

[Linus Torvalds]

On Fri, 14 Apr 2000, Jeremy Fitzhardinge wrote:
> 
> However because I can't keep persistent information attached to a dentry,
> I may need to add some lightweight skeleton to remember it.  Otherwise
> you can really kill a machine's performance with lots of rapid failing
> requests.

You do have the dentry flags, but not much else, I agree.

There's nothing fundamentally wrong in pinning even a negative dentry -
you could pin a negative dentry and have a timeout, and mark it some
special way in the dentry flags during the timeout. Or something..

                Linus