[PATCH 1/2]: powerpc/cell spidernet bottom half

Jeff Garzik jeff at garzik.org
Thu Aug 17 02:30:29 EST 2006

Linas Vepstas wrote:
> Please apply and forward upstream. This patch requires the previous
> sequence of 4 spidernet patches to be applied.
> --linas
> The recent set of low-waterark patches for the spider result in a
> significant amount of computing being done in an interrupt context.
> This patch moves this to a "bottom half" aka work queue, so that
> the code runs in a normal kernel context. Curiously, this seems to 
> result in a performance boost of about 5% for large packets.
> Signed-off-by: Linas Vepstas <linas at austin.ibm.com>
> Cc: Utz Bacher <utz.bacher at de.ibm.com>
> Cc: Jens Osterkamp <Jens.Osterkamp at de.ibm.com>

Let's not reinvented NAPI, shall we...


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