On Thu, Jan 17, 2013 at 05:52:49PM +0100, Peter Stuge wrote: > Greg KH wrote: > > > allow both a kernel driver *and* userspace to open a device > > > at the same time - doing locking when the interfaces is actually > > > being used by someone. > > > > > > For USB storage this would mean that unless a filesystem has been > > > mounted or dd is running on the block device, usbfs could claim the > > > storage interface *while* the block device exists. > > > > It's also ripe for problems and data loss, > > Hm? How so? Note "actually being used" - as soon as the block device > is in use, of course noone else can go claim that interface.
Ah, ok, that's a bit better, but then we need to figure out some way to push "being used" down to a large majority of drivers, which we really don't have. Sounds like a lot of work for little gain :) greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
