Re: [PATCH] USB: don't use reset-resume if drivers don't support it

[Greg KH <greg@kroah.com>]

On Tue, Jun 10, 2008 at 02:59:43PM -0400, Alan Stern wrote:
> From: Linus Torvalds <torvalds@linux-foundation.org>
> 
> This patch tries to identify which devices are able to accept
> reset-resume handling, by checking that there is at least one
> interface driver bound and that all of the drivers have a reset_resume
> method defined.  If these conditions don't hold then during resume
> processing, the device is logicall disconnected.
> 
> This is only a temporary fix.  Later on we will explicitly unbind
> drivers that can't handle reset-resumes.
> 
> Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
> 
> ---
> 
> Greg:
> 
> This patch really is a temporary fix meant only for 2.6.26.  There
> already are changes in the gregkh development tree which clash with
> this, and I intend to submit separately a real fix for the problem
> (i.e., unbind drivers that don't have suspend, resume, reset_resume,
> pre_reset, or post_reset methods, as needed).
> 
> Is there any way this can be added to 2.6.26-rc while leaving it out of 
> the gregkh tree?

Yes I can, but note, the gregkh tree gets rebased on what goes into -rc,
so hopefully it will not conflict too much :)

thanks,

greg k-h