Re: [PATCH 25/20] sysfs: Only support removing emtpy sysfs directories.

Alan Stern
2009-05-27T02:17:52Z

On Wed, 27 May 2009, Kay Sievers wrote:

> On Wed, May 27, 2009 at 01:49, James Bottomley
> <James.Bottomley@hansenpartnership.com> wrote:
>
> > OK ... perhaps we have to wait a little harder: try this; it waits until
> > all the targets have disappeared from visibility via an event.
>
> That seems to work fine here.

It's good for a short-term fix. For the longer term, I still think
it's a mistake to wait for the sdevs to be released before deleting the
target. It gives user programs the ability to block the host-removal
thread indefinitely.

Alan Stern