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

[Alan Stern]

On Wed, 27 May 2009, Kay Sievers wrote:

> On Wed, May 27, 2009 at 01:49, James Bottomley
> <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> 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

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