On Tue, 18 Jun 2013, Ming Lei wrote: > If HCD_BH is set for HC driver's flags, URB giveback will be > done in tasklet context instead of interrupt context, so the > ehci->lock needn't to be released any more before calling > usb_hcd_giveback_urb(). It is premature to do this now. This should be part of the 6/6 patch, when it won't be necessary to test hcd_giveback_urb_in_bh(). Alan Stern -- 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