Re: [FEATURE REQUEST] Transparent hot plugging of root file system on portable storage devices.

On Sun, 6 Jan 2008, Oliver Neukum wrote:

> Am Sonntag 06 Januar 2008 schrieb Alan Stern:
> > What about people who want to suspend to RAM instead of hibernating and
> > _do_ want to unplug the USB device containing their root filesystem
> > while the machine is asleep?  In this case we will _know_ that the
> > power session has been interrupted, but USB Persist won't activate
> > because the host controller never lost power.
> 
> Would it be hard to force the persist feature on for a replugged device?

Right now the persist feature is enabled by a per-device boolean flag.  
In theory the flag could accept 3 values: off, on if power was lost,
or on for any resume transition.  This would not be a hard change.

Alan Stern


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