Hi, On 03/18/2014 03:39 PM, Alan Stern wrote: > The USB_QUIRK_RESET flag indicates that a USB device changes its > identity in some way when it is reset. It may lose its firmware, its > descriptors may change, or it may switch back to a default mode of > operation. > > If a device does this, the kernel needs to avoid resetting it. Resets > are likely to fail, or worse, succeed while changing the device's > state in a way the system can't detect. > > This means we should disable the reset-resume mechanism whenever this > quirk flag is present. An attempted reset-resume will fail, the > device will be logically disconnected, and later on the hub driver > will rediscover and re-enumerate the device. This will cause the > appropriate udev events to be generated, so that userspace will have a > chance to switch the device into its normal operating mode, if > necessary. > > Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> > CC: Oliver Neukum <oliver@xxxxxxxxxx> Looks good to me: Reviewed-by: Hans de Goede <hdegoede@xxxxxxxxxx> Regards, Hans -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
