SPANS_BOUNDARY(9) Internal Functions SPANS_BOUNDARY(9) NAME spans_boundary - Check a packet can be ISA DMA´d SYNOPSIS int spans_boundary(struct sk_buff * skb); ARGUMENTS skb The buffer to check DESCRIPTION Returns true if the buffer cross a DMA boundary on a PC. The poor thing can only DMA within a 64K block not across the edges of it. AUTHOR Alan Cox <alan@lxorguk.ukuu.org.uk> Author. COPYRIGHT Kernel Hackers Manual 2.6. November 2013 SPANS_BOUNDARY(9)[top]
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