USB_BUFFER_DMASYNC(9)                     USB Core APIs                     USB_BUFFER_DMASYNC(9)



NAME
       usb_buffer_dmasync - synchronize DMA and CPU view of buffer(s)

SYNOPSIS
       void usb_buffer_dmasync(struct urb * urb);

ARGUMENTS
       urb
           urb whose transfer_buffer/setup_packet will be synchronized

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                     USB_BUFFER_DMASYNC(9)