Re: [PATCH 21/21]: powerpc/cell spidernet DMA coalescing

From: jschopp
Date: Tue Oct 10 2006 - 19:20:40 EST


Linas Vepstas wrote:
The current driver code performs 512 DMA mappns of a bunch of 32-byte structures. This is silly, as they are all in contiguous memory. Ths patch changes the code to DMA map the entie area
with just one call.

Signed-off-by: Linas Vepstas <linas@xxxxxxxxxxxxxx>
Cc: James K Lewis <jklewis@xxxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>

The others look good, but this one complicates the code and doesn't have any benefit. 20 for 21 isn't bad.
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