USB_BUFFER_UNMAP(9) USB Core APIs USB_BUFFER_UNMAP(9)NAMEusb_buffer_unmap - free DMA mapping(s) for an urbSYNOPSISvoid usb_buffer_unmap(struct urb * urb);ARGUMENTSurb urb whose transfer_buffer will be unmappedDESCRIPTIONReverses the effect of usb_buffer_map.COPYRIGHTKernel Hackers Manual 3.10 June 2014 USB_BUFFER_UNMAP(9)
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