[PATCH] ehea: Receive SKB Aggregation

Christoph Hellwig hch at infradead.org
Tue May 8 22:15:27 EST 2007


On Tue, May 08, 2007 at 02:05:33PM +0200, Thomas Klein wrote:
> This patch enables the receive side processing to aggregate TCP packets within
> the HEA device driver. It analyses the packets already received after a
> interrupt arrived and forwards these as a chains of SKBs for the same TCP
> connection with modified header field. We have seen a lower CPU load and
> improved throughput for small numbers of parallel TCP connections.
> 
> We added a disabled module parameter to prevent disruption of normal driver
> operation.
> We currently consider this as "experimental" until further review and tests
> have been passed.
> 
> Are there any concerns about including this in the mainline driver?

So we grow yet another LRO copy in drivers?  I think someone needs to
bite the bullet and make it generic.




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