On Tue, 31 Jul 2012, Oliver Neukum wrote:

> Which opens up an opportunity for optimisation. Should we disable
> polling for new media on card readers that are internal and connectable
> and have only one LUN?

Considering that we don't know which devices are card readers or 
whether they disconnect themselves when the medium is removed, I think 
this decision is better left to userspace.

(Also, many of these card readers have multiple LUNs; they map 
different LUNs to different types of memory card.)

Alan Stern

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