[PATCH 21/21]: powerpc/cell spidernet DMA coalescing
jschopp at austin.ibm.com
Wed Oct 11 09:20:10 EST 2006
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 at austin.ibm.com>
> Cc: James K Lewis <jklewis at us.ibm.com>
> Cc: Arnd Bergmann <arnd at arndb.de>
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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