spans_boundary
Section: Kernel Hacker's Manual (9)
Updated: spans_boundary
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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.
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
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